®
General Data — Selection Chart
Bussmann
Buss Fuse Selection Chart (600 Volts or Less)
Circuit
Load
Ampere Fuse
Rating Type
Symbol
Voltage
Rating (a-c)
Class
Interrupting
Rating
(KA)
Remarks
All-purpose fuses.
Unequaled for combined
short-circuit and
overload protection.
(Specification grade product)
Page
Conventional Dimensions—Class RK1, RK5 (0-600A), L (601-6000A)
All type loads
(optimum
overcurrent
protection).
200,000A Interrupting Rating (rms symmetrical)
Current Limiting
Motors, welder,
transformers,
capacitor banks
(circuits with heavy
inrush currents).
Main,
Feeder
and
Branch
LOW-PEAK®
(dual-element,
time-delay)
LPN-RK_SP
LPS-RK_SP
250V
600V
RK1††
300
601 to
6000A
LOW-PEAK®
(time-delay)
KRP-C_SP
600V
L
300
0
to
600A
FUSETRON®
(dual-element,
time-delay)
FRN-R
FRS-R
250V
600V
RK5††
200
0
to
600A
DURA-LAGTM
(dual-element,
time-delay)
DLN-R
DLS-R
250V
600V
RK5
200
601 to
4000A
LIMITRON®
(time-delay)
KLU
600V
L
200
All-purpose fuse. Timedelay passes surge-currents.
6
KTN-R
KTS-R
250V
600V
RK1††
200
Same short-circuit protection
as LOW-PEAK fuses but
must be sized larger for
circuits with surge-currents;
i.e., up to 300%.
13
KTU
600V
L
200
A fast acting, high
performance fuse.
6
Non-motor loads
(circuits with no
0
heavy inrush
to
currents).
600A
LIMITRON fuses
_____
particularly suited for 601 to
circuit breaker
6000A
protection.
LIMITRON®
(fast-acting)
Moderate degree of
current limitation. Time-delay
passes surge currents.
7-9
4-5
10
11
12
Reduced Dimensions For Installation in Restricted Space—Class J(0-600A), T(0-1200A), CC(0-30A), G(0-60A)
All type loads
(optimum
overcurrent
protection).
__________
Non-motor loads
(circuits with no
heavy inrush
currents).
Branch
10,000–50,000 AIC
0-600A
General
Purpose
(noncurrent
limiting
fuses)
0
to
600A
0 to
1200A
LOW-PEAK®
(dual-element
time-delay)
LPJ_SP
600V
J
300
All-purpose fuses.
Unequaled for combined
short-circuit and overload
protection. (Specification
grade product)
15
LIMITRON®
(quick acting)
JKS
600V
J
200
Very similar to KTS-R
LIMITRON, but smaller.
16
T-TRONTM
JJN
JJS
300V
600V
T
200
The space saver (⁄Ω£ the size
of KTN-R/KTS-R).
17
Motor loads
(circuits with
heavy in-rush
currents.)
0 to 30A LOW-PEAK®
(time-delay)
LP-CC
600V
CC
200
Rejection feature
19
Non-motor loads
(circuits with no
heavy in-rush
currents.)
0 to 30A LIMITRON®
(fast-acting)
KTK-R
600V
CC
200
Very compact (⁄‹Ω£™∑ ≈ 1⁄Ω™∑);
rejection feature.
20
Control transformer
circuits and lighting
ballasts; etc.
0 to 30A TRON®
(time-delay)
FNQ-R
600V
CC
200
Excellent for control
transformer protection.
20
General purpose;
i.e., lighting
panel boards.
0
to
60A
SC
SC
480V
G
100
Current limiting;
⁄‹Ω£™∑ dia. ≈ varying
lengths per amp rating.
18
Miscellaneous
0 to
600A
ONE-TIME
NON
NOS
250V
600V
H or K5† 10
Forerunners of
the modern
14
Plug fuses can
be used for
branch circuits
and small
component
protection.
0
to
30A
FUSTAT®
(dual-element,
time-delay)
FUSETRON®
(dual-element,
time-delay)
S
125V
S
10
24
T
125V
**
10
Buss Type W
W
Base threads of Type S
differ with amp ratings.
T and W have Edison base.
T & S fuses recommended
for motor circuits. W not
recommended for circuits
with motor loads.
125V
**
10
24
** UL Listed as Edison Base Plug Fuse.
† Some ampere ratings are available as UL Class K5 with a 50,000A interrupting rating.
†† RK1 and RK5 fuses fit standard switches, fuseblocks and holders; however, the rejection feature of class R switches and fuseblocks designed specifically for rejection type fuses
(RK1 and RK5) prevent the insertion of the non-rejection fuses (K1, K5, and H).
1
®
Bussmann
General Data – Dimensions (Inches)
CLASS T
CLASS J
CLASS RK5 & RK1
T-Tron™ Fuses
JJN (300V)
JJS (600V)
Low-Peak® & Limitron® Fuses
LPJ & JKS (600V)
Fusetron®, Low-Peak® &
Limitron® Fuses (250V & 600V)
FRN-R & FRS-R; LPN-RK &
LPS-RK; KTN-R & KTS-R
Basic dimensions are same as Class H (formerly NEC) ONE-TIME (NON & NOS) and
SUPERLAG Renewable RES & REN fuses.
NOTE: These fuses can be used to replace
existing Class H, RK1 and RK5 fuses relating
to dimensional compatibility.
A
B
250V
Ampere
⁄Ω¡º-30
35-60
A
2∑
3∑
600V
B
.56∑
.81∑
A
5∑
5.5∑
B
.81∑
1.06∑
A
B
Fusetron & Limitron
250V
Ampere
70-100
110-200
225-400
450-600
A
5.88∑
7.13∑
8.63∑
10.38∑
B
1.06∑
1.56∑
2.06∑
2.59∑
600V
A
7.88∑
9.63∑
11.63∑
13.38∑
B
1.34∑
1.84∑
2.59∑
3.13∑
Low-Peak
250V
Ampere
70-100
110-200
225-400
450-600
A
5.88∑
7.13∑
8.63∑
10.38∑
B
1.16∑
1.66∑
2.38∑
2.88∑
600V
A
7.88∑
9.63∑
11.63∑
13.38∑
B
1.16∑
1.66∑
2.38∑
2.88∑
CLASS L
Low-Peak® & Limitron® Fuses
KRP-C, KTU, & KLU (601 - 4000A) (600V)
NOTE: KRP-CL (150A to 600A) fuses
have same dimensions as 601A to
800A case size. KTU (200A to 600A)
have same dimensions, except tube
3∑ lgth. ≈ 2∑ dia.; terminal 1fi/•∑ width
≈ 1⁄/¢∑ thick.
2
®
Bussmann
General Data – Dimensions (Millimeters)
CLASS T
CLASS J
CLASS RK5 & RK1
T-Tron™ Fuses
JJN (300V)
JJS (600V)
Low-Peak® & Limitron® Fuses
LPJ & JKS (600V)
Fusetron®, Low-Peak® &
Limitron® Fuses (250V & 600V)
FRN-R & FRS-R; LPN-RK &
LPS-RK; KTN-R & KTS-R
Basic dimensions are same as Class H (formerly NEC) ONE-TIME (NON & NOS) and
SUPERLAG Renewable RES & REN fuses.
NOTE: These fuses can be used to replace
existing Class H, RK1 and RK5 fuses relating
to dimensional compatibility.
A
B
250V
Ampere
⁄Ω¡º-30
35-60
A
50.8
76.2
B
14.3
20.6
600V
A
127.0
139.7
B
20.6
27.0
A
B
Fusetron & Limitron
250V
Ampere
70-100
110-200
225-400
450-600
A
149.2
181.0
219.1
263.5
B
26.9
39.6
52.3
65.8
600V
A
200.0
244.5
295.3
339.7
B
34.0
46.7
65.8
79.5
Low-Peak
250V
Ampere
70-100
110-200
225-400
450-600
A
149.2
181.0
219.1
263.5
B
29.5
42.2
60.5
73.2
600V
A
200.0
244.5
295.3
339.7
B
29.5
42.2
60.5
73.2
CLASS L
Low-Peak® & Limitron® Fuses
KRP-C, KTU, & KLU (601 - 4000A) (600V)
NOTE: KRP-CL (150A to 600A) fuses
have same dimensions as 601A to
800A case size. KTU (200A to 600A)
have same dimensions, except tube
76.2mm lgth. x 50.8mm dia.; terminal
41,3mm width x 31.8mm thick.
3
®
Electrical - Power Fuses
Bussmann
Low-Peak® Time-Delay, Class L Fuses
O-RING SEALS
Formation of arc gas within fuse
body suppresses arcing; lowers
arcing I2t energy. O-ring seals
maximize pressure build-up during
current limiting action. Also volume
of sand is critical. Slight loss can
adversely impact on current limiting action. O-ring seals insure filler
retention. They compensate to a
degree for switchgear misalignment, and expansion and contraction of mounting surfaces
with change in load to no-load
conditions.
KRP-C_SP
Time-Delay – 4 seconds (minimum) at 500% rated current
Ampere Ratings: 601-6000 Amps†
Voltage Rating: 600 Volts AC (or less), 300 Volts DC for
601-2000 amps.
Interrupting Rating: AC: 300,000A RMS Sym.
DC: 100,000A
Agency Approvals:
UL Listed-Special Purpose (meets all performance
requirements of UL Standard 248-10 for Class L fuses),
Guide JFHR, File E56412
CSA Certified (200,000 AIR), Class 1422-02, File 53787,
Class L per CSA C22.2, No. 248.10
Dimensions: See pages 2-3 for Class L dimensional data.
Ordering Information
Catalog
Number
Ctn.
Qty.
Weight**
Lbs.
Kg.
KRP-C-601SP
KRP-C-1900SP
1
3.75
1.7
KRP-C-2001SP
KRP-C-800SP
KRP-C-2400SP
KRP-C-801SP
KRP-C-2500SP
KRP-C-900SP
KRP-C-3000SP
1
4.5
2.041
KRP-C-3800SP
KRP-C-1200SP
KRP-C-4000SP
KRP-C-1350SP
KRP-C-4500SP
KRP-C-1500SP
Kg.
1
8.5
3.85
1
17.25
7.824
1
18.25
8.278
1
23.50
10.659
1
6.50
2.948
1
29
13.154
1
36
16.329
99.9% PURE SILVER
FUSELINKS
Embody “silver-sand” design.
99.9% pure silver links; silicasand filler. The high conductivity of
silver gives low watt loss and low
operating temperature at normal
current levels; minimizes total
clearing I2t fault energy let-thru…
state-of-art fuse design. High
degree of current limitation holds
down fault currents and levels of
destructive energy. (Although other
link materials can provide current
limitation, they do not equal that
of silver.)
• All-purpose silver linked fuse for both overload and shortcircuit protection for high capacity systems (mains and large
feeders).
• Time-delay (minimum of four seconds at five times amp rating)
for close sizing.
• Current limiting action of the fuse generally affords considerable reduction in bus bracing.
• Interrupting rating of 300,000 amperes complies with
NEC Sections 110-9 and 230-65 for today’s large capacity
systems.
• O-ring seals maximize pressure build-up during current limiting
action and ensure filler retention.
• High grade silica-sand filler; accelerates response of fuse to
short-circuits by having quenching effect upon the fuse arc.
• 99.9% pure silver fuselinks. The high conductivity of silver
gives low watt loss and low operating temperature at normal
current levels; minimizes total clearing I 2t fault energy let-thru.
• Selective coordination (blackout prevention)
• Glass melamine tube.
• Silver plated end bells.
• Reducers not necessary.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
KRP-C-3500SP
KRP-C-1100SP
KRP-C-1400SP
Lbs.
KRP-C-2000SP
KRP-C-750SP
KRP-C-1000SP
Weight**
Ctn.
Qty.
KRP-C-1800SP
KRP-C-650SP
KRP-C-700SP
Catalog
Number
SAND FILLER
High grade silica-sand filler.
Accelerates response of fuse to
short-circuits by having quenching
effect upon the fuse arc.
Substantially contributes to current
limiting action.
KRP-C-5000SP
KRP-C-6000SP
KRP-C-1600SP
*Special purpose rating of 300,000 AIR.
**Weight per carton.
†Use KRP-CL for current ratings below 601 Amps.
BIF document: 1008 and 1009
4
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
4000
5000
6000
AMPERE
RATING
300
100
AMPERE
RATING
100,000
6,000
5,000
4,000
3,000
2,500
2,000
1,600
1,200
800
601
1200
B
400,000
1600
2000
2500
3000
Time-Current Characteristic Curves—Average Melt
KRP-C
800A
Current Limitation Curves—KRP-C
10
200,000
100,000
10,000
1,000
1,000
A
TIME IN SECONDS
10,000
1
PROSPECTIVE SHORT CIRCUIT CURRENT
SYMMETRICAL RMS AMPERES
Recommended Fuseblocks for Class L: (601–1200 Amps)
Catalog Number
Poles
51215
1
51235
3
.1
KRP-CL
00,000
00,000
1,000
.01
CURRENT IN
AMPERES
10,000
Use KRP-CL for current ratings below 601 Amps.
Dimensions: See pages 2-3 for Class L dimensional data.
Current Limiting, Time-Delay
Construction: Glass Melamine Tube
Ampere Ratings: 150-600 Amps.
Voltage Rating: 600 Volts AC (or less)
These fuses have the same performance characteristics as
KRP-C fuses. They are used in applications where there is a
need for Class L dimension fuses with 150-600 ampere
ratings. KRP-CL fuses have the same dimensions as
800 ampere Class L fuses.
Ordering Information
Catalog Number (Symbol & Amps)
KRP-CL-150
KRP-CL-300
KRP-CL-500
KRP-CL-200
KRP-CL-350
KRP-CL-600
KRP-CL-225
KRP-CL-400
KRP-CL-250
KRP-CL-450
Weight of each is 3.75 lbs.
BIF document: 1016
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
5
®
Electrical - Power Fuses
Bussmann
Limitron® Class L Fuses
KTU
KLU
Fast Acting, Bolt Mount
Ampere Ratings: 601-6000 Amps.
Voltage Rating: 600 Volts AC (or less)
Interrupting Rating: 200,000 RMS Sym.
Agency Approvals: Std. 248-10, Class L
UL Listed, Guide JDDZ, File E4273
CSA Certified, Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class L dimensional data.
Time-Delay – 5 seconds (minimum) at 500%
rated current
Bolt Mount
Ampere Ratings: 601-4000 Amps.
Voltage Rating: 600 Volts AC (or less)
Interrupting Rating: 200,000A RMS Sym.
Agency Approvals: Std. 248-10, Class L
UL Listed, Guide JDDZ, File E4273
CSA Certified, CSA Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class L dimensional data.
Ordering Information
Catalog
Number
Ctn.
Qty.
Weight**
Lbs.
Kg.
Catalog
Number
KTU-601
KTU-1800
KTU-650
KTU-2000
KTU-700
1
3.75
1.70
KTU-2400
KTU-750
KTU-2500
KTU-800
KTU-3000
KTU-801
KTU-3001
KTU-900
KTU-4000
KTU-1100
1
4.25
1.927
KTU-4500
KTU-1200
KTU-5000
KTU-1350
KTU-6000
KTU-1400
KTU-1500
1
6
Weight**
Ctn.
Qty.
Lbs.
Kg.
1
8.5
3.855
1
17
7.711
1
17.25
7.824
1
24
10.886
1
31
14.061
1
34
15.422
Recommended Fuseblocks for Class L: (601–1200 Amps)
1
3
Kg.
KLU-700
KLU-1000
KLU-1500
KLU-1600
Catalog
Number
Weight**
Ctn.
Qty.
Lbs.
Kg.
1
8.50
3.86
KLU-1800
KLU-2000
1
3.75
1.70
KLU-2500
KLU-3000
1
4.25
1.93
1
6.00
2.72
KLU-4000
**Weight per carton.
• For protection of circuit breakers with lower interrupting
ratings and non-inductive loads such as lighting and
heating circuits.
• 99.9% pure silver-links.
• Reducers not necessary.
51235
Weight**
Lbs.
KLU-650
KLU-1200
**Weight per carton.
51215
Ctn.
Qty.
KLU-800
KTU-1600
Poles
Catalog
Number
KLU-601
2.721
Catalog Number
Ordering Information
• KLU Limitron® general purpose copper link fuses.
• Current limiting—provides component short-circuit
protection.
• Fuse reducers not necessary.
• See KRP-CL for current ratings below 601 Amps.
Recommended Fuseblocks: (601–1200 Amps)
Catalog Number
Poles
51215
1
51235
3
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 1010
6
BIF document: 1013
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
Low-Peak® Dual-Element, Time-Delay, Class RK1 Fuses
LPN-RK_SP (250V)
LPS-RK_SP (600V)
Dual-Element, Time-Delay – 10 seconds (minimum) at
500% rated current (8 seconds for 0-30A sizes)
Ampere Ratings: ⁄Ω¡º-600 Amps.
Voltage Rating: LPN-RK: 250 Volts AC (or less),
125 Volts DC (⁄Ω¡º-60 A); 250 VDC (70-600 A)
LPS-RK: 600 Volts AC (or less), 300 Volts DC
Current Limiting RK1 Fuse
Interrupting Rating: 300,000A RMS Sym.
(50,000A @ 300V DC)
Agency Approvals:
UL Listed – Special Purpose**, Guide JFHR, File E56412
CSA Certified (200,000 AIR), Class RK1 per CSA C22.2,
No. 248.12, Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class RK1 dimensional data.
Catalog Numbers (250V AC/125V DC)
• Current limitation for maximum short-circuit protection.
High speed of response is highly sensitive to fault currents, but
insensitive to starting current and transient surges.
• Provides long time-delay for temporary motor start-up.
• Time-delay permits 125% FLA sizing for back-up, motor running
protection.
Catalog Numbers (600V AC/300V DC)
LPS-RK-⁄Ω¡ºSP
LPS-RK-2⁄Ω™SP
LPS-RK-12SP
LPS-RK-110SP
LPS-RK-¤Ω¡ºSP
LPS-RK-2°Ω¡ºSP
LPS-RK-15SP
LPS-RK-125SP
LPS-RK-‹Ω¡ºSP
LPS-RK-3SP
LPS-RK-17⁄Ω™SP
LPS-RK-150SP
LPS-RK-›Ω¡ºSP
LPS-RK-3¤Ω¡ºSP
LPS-RK-20SP
LPS-RK-175SP
LPS-RK-⁄Ω™SP
LPS-RK-3⁄Ω™SP
LPS-RK-25SP
LPS-RK-200SP
LPS-RK-flꭧSP
LPS-RK-4SP
LPS-RK-30SP
LPS-RK-225SP
LPS-RK-°Ω¡ºSP
LPS-RK-4⁄Ω™SP
LPS-RK-35SP
LPS-RK-250SP
LPS-RK-1SP
LPS-RK-5SP
LPS-RK-40SP
LPS-RK-300SP
LPS-RK-1⁄Ω•SP
LPS-RK-5flꭧSP
LPS-RK-45SP
LPS-RK-350SP
LPS-RK-1⁄Ω¢SP
LPS-RK-6SP
LPS-RK-50SP
LPS-RK-400SP
LPS-RK-1›Ω¡ºSP
LPS-RK-6⁄Ω¢SP
LPS-RK-60SP
LPS-RK-450SP
LPN-RK-⁄Ω¡ºSP
LPN-RK-3⁄Ω™SP
LPN-RK-60SP
LPS-RK-1⁄Ω™SP
LPS-RK-7SP
LPS-RK-70SP
LPS-RK-500SP
LPN-RK-⁄fiΩ¡ººSP
LPN-RK-4SP
LPN-RK-70SP
LPS-RK-1flꭧSP
LPS-RK-8SP
LPS-RK-80SP
LPS-RK-600SP
LPN-RK-¤Ω¡ºSP
LPN-RK-4⁄Ω™SP
LPN-RK-80SP
LPS-RK-1°Ω¡ºSP
LPS-RK-9SP
LPS-RK-90SP
LPN-RK-‹Ω¡ºSP
LPN-RK-5SP
LPN-RK-90SP
LPS-RK-2⁄Ω¢SP
LPS-RK-10SP
LPS-RK-100SP
LPN-RK-›Ω¡ºSP
LPN-RK-5flꭧSP
LPN-RK-100SP
**Meets all performance requirements of UL Standard 248-12 for Class RK1 fuses.
LPN-RK-⁄Ω™SP
LPN-RK-6SP
LPN-RK-110SP
LPN-RK-flꭧSP
LPN-RK-6⁄Ω¢SP
LPN-RK-125SP
LPN-RK-°Ω¡ºSP
LPN-RK-8SP
LPN-RK-150SP
LPN-RK-1SP
LPN-RK-9SP
LPN-RK-175SP
LPN-RK-1⁄Ω•SP
LPN-RK-10SP
LPN-RK-200SP
LPN-RK-1⁄Ω¢SP
LPN-RK-12SP
LPN-RK-225SP
LPN-RK-1›Ω¡ºSP
LPN-RK-15SP
LPN-RK-250SP
LPN-RK-1flꭧSP
LPN-RK-17⁄Ω™SP
LPN-RK-300SP
LPN-RK-1°Ω¡ºSP
LPN-RK-20SP
LPN-RK-350SP
LPN-RK-2SP
LPN-RK-25SP
LPN-RK-400SP
LPN-RK-2⁄Ω¢SP
LPN-RK-30SP
LPN-RK-450SP
LPN-RK-2⁄Ω™SP
LPN-RK-35SP
LPN-RK-500SP
LPN-RK-2°Ω¡ºSP
LPN-RK-40SP
LPN-RK-600SP
LPN-RK-3SP
LPN-RK-45SP
LPN-RK-3¤Ω¡ºSP
LPN-RK-50SP
Carton Quantity and Weight
LPN-RK (250 Volts AC)
Ampere
Ratings
Carton
Qty.
LPS-RK (600 Volts AC)
Weight*
Lbs.
0.5
Weight*
Kg
Carton
Qty.
Lbs.
Kg
0.227
10
1.6
0.725
0-30
10
35-60
10
1.2
0.544
10
2.6
1.178
70-100
5
1.5
0.680
5
4.0
1.814
110-200
1
0.69
0.313
1
2.0
0.906
225-400
1
1.75
0.793
1
4.6
2.086
450-600
1
3.25
1.474
1
5.6
2.540
*Weight per carton.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
**Meets all performance requirements of UL Standard 248-12 for Class RK1 fuses.
0-60 Amp fuses available with Albaloy plate option.
70-600 Amp fuses available with Tin plate option.
BIF document: (LPN-RK) 1003 (0-60) & 1004 (70-600)
BIF document: (LPS-RK) 1001 (0-60) & 1002 (70-600)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
7
®
Electrical - Power Fuses
Bussmann
Low-Peak® Dual-Element, Time-Delay, Class RK1 Fuses
Current Limitation Curves—LPN-RK (250V)
—
Clip
CU only
⁄Ω¡º
1
R25030-1
R60030-1
SR
PR
CR
COR
QR**
to
2
R25030-2
R60030-2
SR
PR
CR
COR
QR**
30
3
R25030-3
R60030-3
SR
PR
CR
COR
QR**
1
1
R25060-1
R60060-1
SR*
PR
CR
COR
—
to
2
R25060-2
R60060-2
SR*
PR
CR
COR
—
60
3
R25060-3
R60060-3
SR*
PR
CR
COR
—
61
1
R25100-1
R60100-1
—
—
CR
COR
—
to
2
R25100-2
R60100-2
—
—
CR
COR
—
100
3
R25100-3
R60100-3
—
—
CR
COR
—
to 200
1
R25200-1
R25200-3
R60200-1
R60200-3
—
—
—
—
CR
CR
COR
—
—
—
to 400
1
R25400-1
R25400-3
R60400-1
R60400-3
—
—
—
—
CR*
CR
COR*
—
—
—
to 600
1
R25600-1
R25600-3
R60600-1
R60600-3
—
—
—
—
CR
CR
—
—
—
—
*UL Recognized, No CSA Certification.
**Quick connect not available on 600V blocks.
B
400,000
AMPERE
RATIN
Pres.
— Plate
⁄Ω¢∑
QuickConnect
100,000
600
400
200
100
60
10,000
30
A
1,000
200,000
Box Lug w/
100,000
Poles
Screw w/
10,000
Amps
Catalog
Number
(250V)
(600V)
INSTANTANEOUS PEAK LET-THRU CURRENT IN AMPS
Terminal Type (Suffix No.)
1,000
Recommended Fuseblocks for Class RK1 fuses
RMS SYMMETRICAL CURRENTS IN AMPERES
A–B=ASYMMETRICAL AVAILABLE PEAK (2.3 X SYMM RMS AMPS)
B
AMPERE
RATING
400,000
100,000
600
400
200
100
60
10,000
30
200,000
100,000
1,000
10,000
A
1,000
INSTANTANEOUS PEAK LET-THRU CURRENT IN AMPS
Current Limitation Curves—LPS-RK (600V)
RMS SYMMETRICAL CURRENTS IN AMPERES
A–B=ASYMMETRICAL AVAILABLE PEAK (2.3 X SYMM RMS AMPS)
BIF document: (LPN-RK) 1003 (0-60) & 1004 (70-600),
1110 (Fuseblock)
8
BIF document: (LPS-RK) 1001 (0-60) & 1002
(70-600), 1111 (600V Fuseblock)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
Low-Peak® Dual-Element, Time-Delay, Class RK1 Fuses
Time-Current Characteristic Curves—Average Melt
AMPERE
RATING
AMPERE
RATING
LPN-RK
250V
TIME IN SECONDS
TIME IN SECONDS
LPS-RK
600V
61/4
10
2
32/10
11/4
/
/
/
1
16/10
21/2
4
5
8
12
AMPERE
RATING
8 10
/
2 10
/
/
/
/
3 10
4 10
1 10
15 100
AMPERE
RATING
LPN-RK
1 2
6 10
CURRENT IN AMPERES
6.25
2.5
1.25
.5
.2
.3
.4
.6
.8
1
1.6
2
3.2
4
5
8
10
12
300
.1
.15
CURRENT IN AMPERES
LPS-RK
600V
250V
100
TIME IN SECONDS
1
CURRENT IN AMPERES
00
00
CURRENT IN AMPERES
10
.01
1
.1
.1
TIME IN SECONDS
10
BIF document: (LPN-RK) 1003 (0-60) & 1004 (70-600)
BIF document: (LPS-RK) 1001 (0-60) & 1002 (70-600)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
9
®
Electrical - Power Fuses
Bussmann
Fusetron® Dual-Element, Time-Delay, Class RK5 Fuses
• Provides motor overload, ground fault and short-circuit
protection.
• Helps protect motors against burnout from overloads.
• Helps protect motors against burnout from single phasing
on three phase systems.
• Simplifies and improves blackout prevention (selective
coordination).
Fuse Reducers For Class R Fuses
Desired
Fuse (Case)
Size
Equipment
Fuse Clips
60A
FRN-R (250V)
Dual-Element, Time-Delay – 10 seconds (minimum) at
500% rated current
Ampere Ratings: ⁄Ω¡º-600 Amps.
Voltage Rating: 250 Volts AC (or less), 125 Volts DC
Current Limiting RK5 Fuse
Interrupting Rating: 200,000A RMS Sym.
(20,000A @ 125V DC)
Agency Approvals: Std. 248-12, Class RK5
UL Listed, Guide JDDZ, File E4273
CSA Certified, Class 1422-01, File 53787
Dimensions: See pages 2-3 for Class RK5 dimensional data.
100A
200A
400A
600A
Catalog Number
(Pairs)
250V
30A
No. 263-R
30A
No. 213-R
60A
No. 216-R
60A
No. 226-R
100A
No. 2621-R
100A
No. 2641-R
200A
No. 242-R
100A
No. 2661-R
200A
No. 2662-R
400A
No. 2664-R*
*Single reducer only (pair not required).
Fuseblocks for Class R 250V Fuses
(Clip Retaining Spring Standard, Suffix “R”)
Terminal Type (Suffix No.)
Catalog Numbers (250V AC/125V DC)
Basic
Catalog
Number
FRN-R-⁄Ω¡º
FRN-R-2
FRN-R-10
FRN-R-100
FRN-R-⁄Ω•
FRN-R-2⁄Ω¢
FRN-R-12
FRN-R-110
Amps
1
R25030-1
Poles
Screw w/
—
Pres.
Plate
SR
PR
Box Lug w/
—
Clip
CU only
⁄Ω¢∑
QuickConnect
CR
FRN-R-⁄fiΩ¡ºº
FRN-R-2⁄Ω™
FRN-R-15
FRN-R-125
⁄Ω¡º
COR
QR
FRN-R-¤Ω¡º
FRN-R-2°Ω¡º
FRN-R-17⁄Ω™
FRN-R-150
to
2
R25030-2
SR
PR
CR
COR
QR
FRN-R-175
30
3
R25030-3
SR
PR
CR
COR
QR
1
R25060-1
SR
—
CR
COR
—
—
FRN-R-⁄Ω¢
FRN-R-3
FRN-R-20
FRN-R-‹Ω¡º
FRN-R-3¤Ω¡º
FRN-R-25
FRN-R-200
31
FRN-R-›Ω¡º
FRN-R-3⁄Ω™
FRN-R-30
FRN-R-225
to
2
R25060-2
SR
—
CR
COR
3
R25060-3
SR
—
CR
COR
—
FRN-R-⁄Ω™
FRN-R-4
FRN-R-35
FRN-R-250
60
FRN-R-flꭧ
FRN-R-4⁄Ω™
FRN-R-40
FRN-R-300
70
1
R25100-1
—
—
CR
COR
—
FRN-R-°Ω¡º
FRN-R-5
FRN-R-45
FRN-R-350
to
2
R25100-2
—
—
CR
COR
—
100
3
R25100-3
—
—
CR
COR
—
1
R25200-1
—
—
CR
—
—
3
R25200-3
—
—
CR
—
—
FRN-R-1
FRN-R-5flꭧ
FRN-R-50
FRN-R-400
FRN-R-1⁄Ω•
FRN-R-6
FRN-R-60
FRN-R-450
FRN-R-1⁄Ω¢
FRN-R-6⁄Ω¢
FRN-R-70
FRN-R-500
FRN-R-1›Ω¡º
FRN-R-7
FRN-R-75
FRN-R-600
FRN-R-1⁄Ω™
FRN-R-7⁄Ω™
FRN-R-80
FRN-R-1flꭧ
FRN-R-8
FRN-R-85
FRN-R-1°Ω¡º
FRN-R-9
to 400
to 600
FRN-R-90
Carton Quantity and Weight
Ampere
Ratings
to 200
1
R25400-1
—
—
CR
—
—
3
R25400-3
—
—
CR
—
—
1
R25600-1
—
—
CR
—
—
3
R25600-3
—
—
CR
—
—
Time-Current and Current Limitation Curves located on
page 203.
Weight*
Carton
Qty.
Lbs.
Kg.
0-15
10
0.40
0.181
17.5-30
10
.50
0.227
35-60
10
1.00
0.453
70-100
5
1.5
0.680
101-200
1
0.77
0.349
201-400
1
1.52
0.689
401-600
1
2.94
1.334
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
*Weight per carton.
BIF document: 1019 (0-60), 1020 (70-600) & 1110 (Fuseblock)
10
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
Fusetron® Dual-Element, Time-Delay, Class RK5 Fuses
FRS-R (600V)
Fuse Reducers For Class R Fuses
Dual-Element, Time-Delay – 10 seconds (minimum) at
500% rated current
Ampere Ratings: ⁄Ω¡º-600 Amps.
Voltage Rating: 600 Volts AC (or less), 300 Volts DC
Current Limiting RK5 Fuse
Interrupting Rating: 200,000A RMS Sym.
(20,000A @ 300V DC)
Agency Approvals: Std. 248-12, Class RK5
UL Listed, Guide JDDZ, File E4273
CSA Certified, Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class RK5 dimensional data.
Catalog Numbers (600V AC/ 300V DC)
Desired
Fuse (Case)
Size
Equipment
Fuse Clips
60A
100A
200A
400A
600A
Catalog Number
(Pairs)
600V
30A
No. 663-R
30A
No. 216-R
60A
No. 616-R
60A
No. 626-R
100A
No. 2621-R
100A
No. 2641-R
200A
No. 642-R
100A
No. 2661-R
200A
No. 2662-R
400A
No. 2664-R*
*Single reducer only (pair not required).
FRS-R-⁄Ω¡º
FRS-R-2
FRS-R-10
FRS-R-100
Fuseblocks for Class R 600V Fuses
FRS-R-⁄Ω•
FRS-R-2⁄Ω¢
FRS-R-12
FRS-R-110
(Clip Retaining Spring Standard, Suffix “R”)
FRS-R-⁄fiΩ¡ºº
FRS-R-2⁄Ω™
FRS-R-15
FRS-R-125
FRS-R-¤Ω¡º
FRS-R-2°Ω¡º
FRS-R-17⁄Ω™
FRS-R-150
FRS-R-⁄Ω¢
FRS-R-3
FRS-R-20
FRS-R-175
FRS-R-‹Ω¡º
FRS-R-3¤Ω¡º
FRS-R-25
FRS-R-200
Amps
FRS-R-›Ω¡º
FRS-R-3⁄Ω™
FRS-R-30
FRS-R-225
FRS-R-⁄Ω™
FRS-R-4
FRS-R-35
FRS-R-250
Terminal Type (Suffix No.)
Poles
Basic
Catalog
Number
⁄Ω¡º
1
to
2
Screw w/
Box Lug w/
—
Pres.
Plate
—
Clip
CU only
R60030-1
SR
PR
CR
COR
R60030-2
SR
PR
CR
COR
3
R60030-3
SR
PR
CR
COR
FRS-R-flꭧ
FRS-R-4⁄Ω™
FRS-R-40
FRS-R-275
30
FRS-R-°Ω¡º
FRS-R-5
FRS-R-45
FRS-R-300
31
1
R60060-1
SR
—
CR
COR
FRS-R-1
FRS-R-5flꭧ
FRS-R-50
FRS-R-325
to
2
R60060-2
SR
—
CR
COR
3
R60060-3
SR
—
CR
COR
FRS-R-1⁄Ω•
FRS-R-6
FRS-R-60
FRS-R-350
60
FRS-R-1⁄Ω¢
FRS-R-6⁄Ω¢
FRS-R-70
FRS-R-400
65
1
R60100-1
—
—
CR
COR
2
R60100-2
—
—
CR
COR
FRS-R-1›Ω¡º
FRS-R-7
FRS-R-75
FRS-R-450
to
FRS-R-1⁄Ω™
FRS-R-7⁄Ω™
FRS-R-80
FRS-R-500
100
3
R60100-3
—
—
CR
COR
FRS-R-1flꭧ
FRS-R-8
FRS-R-85
FRS-R-600
to 200
1
FRS-R-1°Ω¡º
R60200-1
R60200-3
—
—
—
—
CR
CR
—
—
FRS-R-9
FRS-R-90
to 400
1
R60400-1
R60400-3
—
—
—
—
CR
CR
—
—
to 600
1
R60600-1
R60600-3
—
—
—
—
CR
CR
—
—
Carton Quantity and Weight
Ampere
Ratings
Weight*
Carton
Qty.
Lbs.
Kg.
0-15
10
0.40
0.181
17.5-30
10
0.50
0.227
35-60
10
3.10
1.406
65-100
1
0.54
0.245
101-200
1
1.22
0.544
201-400
1
3.00
1.359
401-600
1
5.00
2.268
Time-Current and Current Limitation Curves located on
page 204.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
*Weight per carton.
BIF document: 1017 (0-60), 1018 (70-600) & 1111 (Fuseblock)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
11
®
Electrical - Power Fuses
Bussmann
Dura-Lag™ Dual-Element, Time-Delay, Class RK5 Fuses
DLN-R (250V)
DLS-R (600V)
Dual-Element, Time-Delay – 10 seconds (minimum) at
500% rated current
Ampere Ratings: 1-600 Amps.
Voltage Rating: 250 Volts AC (or less), 125V DC
Current Limiting RK5 Fuses
Interrupting Rating: 200,000A RMS Sym.
(20,000A @125V DC)
Agency Approvals: Std. 248-12, Class RK5
UL Listed, Guide JDDZ, File E4273
CSA C22.2, No. 106-HRCI-R, File 53787
Dimensions: See pages 2-3 for Class RK5 dimensional data.
Dual-Element, Time-Delay – 10 seconds (minimum) at
500% rated current
Ampere Ratings: 1-600 Amps.
Voltage Rating: 600 Volts AC (or less), 300V DC
Current Limiting RK5 Fuses
Interrupting Rating: 200,000A RMS Sym.,
(20,000A @ 300V DC)
Agency Approvals: Std. 248-12, Class RK5
UL Listed, Guide JDDZ, File E4273
CSA C22.2, No. 106-HRCI-R
Dimensions: See pages 2-3 for Class RK5 dimensional data.
Catalog Numbers (250V AC/125V DC)
Catalog Numbers (600V AC/300V DC)
DLN-R-1
DLN-R-15
DLN-R-100
DLN-R-2
DLN-R-2⁄Ω™
DLN-R-20
DLN-R-25
DLN-R-125
DLN-R-150
DLN-R-3
DLN-R-3¤Ω¡º
DLN-R-30
DLN-R-35
DLN-R-175
DLN-R-200
DLN-R-4
DLN-R-5
DLN-R-6
DLN-R-40
DLN-R-45
DLN-R-50
DLN-R-225
DLN-R-250
DLN-R-300
DLN-R-6⁄Ω¢
DLN-R-8
DLN-R-60
DLN-R-70
DLN-R-400
DLN-R-600
DLN-R-10
DLN-R-12
DLN-R-80
DLN-R-90
Carton Quantity and Weight
Ampere
Ratings
Weight*
DLS-R-1
DLS-R-12
DLS-R-100
DLS-R-1flꭧ
DLS-R-2
DLS-R-2⁄Ω™
DLS-R-15
DLS-R-17⁄Ω™
DLS-R-20
DLS-R-110
DLS-R-125
DLS-R-150
DLS-R-3
DLS-R-3⁄Ω™
DLS-R-25
DLS-R-30
DLS-R-175
DLS-R-200
DLS-R-4
DLS-R-5
DLS-R-35
DLS-R-40
DLS-R-225
DLS-R-250
DLS-R-6
DLS-R-6⁄Ω¢
DLS-R-45
DLS-R-50
DLS-R-300
DLS-R-350
DLS-R-7
DLS-R-8
DLS-R-60
DLS-R-70
DLS-R-400
DLS-R-500
DLS-R-9
DLS-R-10
DLS-R-80
DLS-R-90
DLS-R-600
Carton
Qty.
Lbs.
Kg.
⁄Ω¡º-30
10
0.56
0.252
35-60
10
1.38
0.621
Ampere
Ratings
70-100
5
1.56
0.702
110-200
1
0.90
225-400
1
1.80
450-600
1
3.30
Lbs.
Kg.
⁄Ω¡º-30
10
1.62
0.729
0.405
35-60
10
3.00
1.35
0.810
70-100
5
3.00
1.35
1.485
110-200
1
1.41
0.635
225-400
1
3.13
1.409
450-600
1
5.28
2.376
Recommended Fuseblocks for Class R 250V Fuses—
See pages 66-67.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
12
Weight*
Carton
Qty.
*Weight per carton.
BIF document: 1021 (0-600)
Carton Quantity and Weight
*Weight per carton.
Recommended Fuseblocks for Class R 600V Fuses—
See pages 68-69.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 1022 (0-600)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
Limitron® Fast Acting, Class RK1 Fuses
KTN-R (250V)
KTS-R (600V)
Fast Acting
Ampere Ratings: 1-600 Amps.
Voltage Rating: 250 Volts AC (or less).
Current Limiting RK1 Fuse (curves on page 205)
Interrupting Rating: 200,000A RMS Sym.
Agency Approvals: Std. 248-12, Class RK1
UL Listed, Guide JDDZ, File E54273
CSA Certified, Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class RK1 dimensional data.
Fast Acting
Ampere Ratings: 1-600 Amps.
Voltage Rating: 600 Volts AC (or less).
Current Limiting RK1 Fuse (curves on page 206)
Interrupting Rating: 200,000A RMS Sym.
Agency Approvals: Std. 248-12, Class RK1
UL Listed, Guide JDDZ, File E54273
CSA Certified, Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class RK1 dimensional data.
Catalog Numbers (250V AC)
Catalog Numbers (600V AC)
KTN-R-1
KTN-R-2
KTN-R-30
KTN-R-35
KTN-R-125
KTN-R-150
KTS-R-1
KTS-R-30
KTS-R-125
KTS-R-2
KTS-R-35
KTS-R-150
KTN-R-3
KTN-R-4
KTN-R-40
KTN-R-45
KTN-R-175
KTN-R-200
KTS-R-3
KTS-R-4
KTS-R-40
KTS-R-45
KTS-R-175
KTS-R-200
KTN-R-5
KTN-R-6
KTN-R-50
KTN-R-60
KTN-R-225
KTN-R-250
KTS-R-5
KTS-R-6
KTS-R-50
KTS-R-60
KTS-R-225
KTS-R-250
KTN-R-8
KTN-R-10
KTN-R-70
KTN-R-75
KTN-R-300
KTN-R-350
KTS-R-8
KTS-R-10
KTS-R-70
KTS-R-75
KTS-R-300
KTS-R-350
KTN-R-12
KTN-R-15
KTN-R-80
KTN-R-90
KTN-R-400
KTN-R-450
KTS-R-12
KTS-R-15
KTS-R-80
KTS-R-90
KTS-R-400
KTS-R-450
KTN-R-20
KTN-R-25
KTN-R-100
KTN-R-110
KTN-R-500
KTN-R-600
KTS-R-20
KTS-R-25
KTS-R-100
KTS-R-110
KTS-R-500
KTS-R-600
Carton Quantity and Weight
Carton Quantity and Weight
Weight*
Ampere
Ratings
Carton
Qty.
Lbs.
Kg.
1-30
40-60
70-100
110-200
10
10
5
1
.45
1.82
1.85
1.05
0.204
0.824
0.838
0.476
225-400
450-600
1
1
2.38
3.50
1.078
1.587
Ampere
Ratings
Weight*
Carton
Qty.
Lbs.
Kg.
1-30
40-60
10
10
1.45
2.63
0.657
1.262
70-100
110-200
1
1
0.5
1.4
0.226
0.634
225-400
450-600
1
1
2.75
4.25
1.246
1.925
*Weight per carton.
*Weight per carton.
Recommended Fuseblocks for Class R 250V Fuses—
See pages 66-67.
Recommended Fuseblocks for Class R 600V fuses—
See pages 68-69.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 1043 (0-600)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
BIF document: 1044 (0-600)
13
®
Electrical - Power Fuses
Bussmann
One-Time General Purpose Fuses
NON and NOS
General Purpose Application
Non-Current Limiting
Ampere Ratings: ⁄Ω•-600 Amps.
Voltage Rating: NON: 250 Volts AC, 125 Volts DC (0-100A);
NOS: 600 Volts AC
Interrupting Rating: 50,000A RMS Sym. (1-60A),
10,000A RMS Sym. (65-600A)
10,000A @ 125V DC (NON 0-100A)
Agency Approvals:
UL Listed – 250V: Class K5 (0-60A), Std. 248-9
Class H (65-600A), Std. 248-6
600V: Class K5 (0-60A), Std. 248-9
Class H (70-600A,) Std. 248-6
Guide JDDZ, File E4273
CSA Certified – 250V: (0-12, 65-600)
600V: (0-600)
Class 1421-01, File 53787
Dimensions: See pages 2-3 for dimensional data under
Class RK5/RK1.
Catalog Numbers (250V AC)
Recommended Fuse Reducers
250 Volt
Clip
Size
600 Volt
Fuse
Size
Cat.
No.
(Pair)
Weight
Carton*
(lbs)
Clip
Size
Fuse
Size
Cat.
No.
(Pair)
Weight
Carton*
(lbs)
60A
100A
30A
30A
No. 263
No. 213
0.38
1.73
60A
100A
30A
30A
No. 663
No. 216
1.00
1.73
100A
200A
200A
60A
60A
100A
No. 216
No. 226
No. 2621
1.73
3.00
1.63
100A
200A
200A
60A
60A
100A
No. 616
No. 626
No. 2621
1.85
3.33
1.63
400A
400A
100
200A
No. 2641
No. 2642
4.90
3.50
400A
400A
100
200A
No. 2641
No. 2642
4.90
3.50
600A
100A
No. 2661
600A
200A
No. 2662
600A
400A
No. 2664
*Carton quantity—10 pair.
8.70
6.85
4.45
600A
600A
600A
100A
200A
400A
No. 2661
No. 2662
No. 2664
8.70
6.85
4.45
NON-⁄Ω•
NON-⁄Ω™
NON-5
NON-6
NON-40
NON-45
NON-175
NON-200
NON-‹Ω¢
NON-°Ω¡º
NON-1
NON-1⁄Ω¢
NON-6⁄Ω¢
NON-7
NON-8
NON-9
NON-50
NON-60
NON-65
NON-70
NON-225
NON-250
NON-300
NON-350
NON-1⁄Ω™
NON-1flꭧ
NON-2
NON-10
NON-12
NON-15
NON-75
NON-80
NON-90
NON-400
NON-450
NON-500
NOS-1
NOS-12
NOS-70
NOS-200
NOS-2
NOS-3
NOS-15
NOS-20
NOS-75
NOS-80
NOS-225
NOS-250
NON-2⁄Ω™
NON-3
NON-20
NON-25
NON-100
NON-110
NON-600
—
NON-3¤Ω¡º
NON-4
NON-30
NON-35
NON-125
NON-150
—
—
NOS-4
NOS-5
NOS-6
NOS-25
NOS-30
NOS-35
NOS-90
NOS-100
NOS-110
NOS-300
NOS-350
NOS-400
NOS-7
NOS-8
NOS-40
NOS-45
NOS-125
NOS-150
NOS-450
NOS-500
NOS-9
NOS-10
NOS-50
NOS-60
NOS-175
—
NOS-600
—
Carton Quantity and Weight
Ampere
Ratings
NON
NON
NON
NON
NON
NON
Weight*
Carton
Qty.
Lbs.
Kg.
10
10
5
1
1
1
0.38
1.00
0.79
0.79
1.65
2.76
0.172
0.453
0.358
0.358
0.748
1.25
⁄Ω•-30
35-60
65-100
110-200
225-400
450-600
*Weight per carton.
Catalog Symbol & Current Ratings
Carton Quantity and Weight
Ampere
Ratings
Weight*
Carton
Qty.
Lbs.
Kg.
NOS 1-30
NOS 35-60
10
10
1.45
2.6
0.657
1.179
NOS
NOS
NOS
NOS
5
1
1
1
2.80
1.24
3.03
4.63
1.270
0.562
1.374
2.100
70-100
110-200
225-400
450-600
*Weight per carton.
Symbol
Rating
Class
Volt
IR
NON
0-60
70-600
K5
H
250AC
250AC
50,000
10,000
0-100
0-60
70-600
H
K5
H
125DC
600
600
10,000
50,000
10,000
NOS
Catalog Numbers (600V AC)
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 1030
14
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
Low-Peak® Dual-Element, Time-Delay, Class J Fuses
LPJ_SP
600
10A
15A
20A
30A
40A
50A
60A
100
125
200
225
400
5A
300
3A
1A
Time-Current Classification Curves—Average Melt
AMPERE
RATING
100
10
TIME IN SECONDS
Dual-Element,
Time-Delay –
10 seconds (minimum) at
500% rated current
Ampere Ratings:
1-600 Amps.
Voltage Rating:
600 Volts AC (or less),
300V DC (110-200A)
Current Limiting
Interrupting Rating:
AC – 300,000A RMS Sym.
DC – 20,000A
Agency Approvals:
UL Listed - Special Purpose**, Guide JFHR, File E56412
CSA Certified (200,000 AIR) Class J per CSA-22.2 No. 248.8,
Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class J dimensional data.
1
.1
Catalog Numbers
LPJ-1SP
LPJ-4⁄Ω™SP
LPJ-25SP
LPJ-1⁄Ω¢SP
LPJ-5SP
LPJ-30SP
LPJ-150SP
LPJ-1flꭧSP
LPJ-5flꭧSP
LPJ-35SP
LPJ-175SP
LPJ-1°Ω¡ºSP
LPJ-6SP
LPJ-40SP
LPJ-200SP
LPJ-2SP
LPJ-7SP
LPJ-45SP
LPJ-225SP
LPJ-2⁄Ω¢SP
LPJ-8SP
LPJ-50SP
LPJ-250SP
LPJ-2⁄Ω™SP
LPJ-9SP
LPJ-60SP
LPJ-300SP
LPJ-2°Ω¡ºSP
LPJ-10SP
LPJ-70SP
LPJ-350SP
LPJ-3SP
LPJ-12SP
LPJ-80SP
LPJ-400SP
LPJ-3¤Ω¡ºSP
LPJ-15SP
LPJ-90SP
LPJ-450SP
LPJ-3⁄Ω™SP
LPJ-17⁄Ω™SP
LPJ-100SP
LPJ-500SP
LPJ-4SP
LPJ-20SP
LPJ-110SP
LPJ-600SP
0.49
35-60
10
1.78
0.81
70-100
5
1.69
0.77
110-200
5
4.21
1.91
225-400
1
1.67
0.76
450-600
1
2.80
0.27
*Weight per carton.
See pages 70-71 for Class J recommended fuseblocks.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
10 000
1,000
10
1
10,000
AMPERE
RATIN
1.09
1,000
A
100
000
Kg.
10
000
Lbs.
0-30
600
400
200
100
60
50
40
30
20
15
000
Weight*
Carton
Qty.
B
100,000
000
Ampere
Ratings
LPJ Current Limitation Curves
100
Carton Quantity and Weight
RMS SYMMETRICAL CURRENT IN AMPERES
Current Limitation Curves
INSTANTANEOUS PEAK LET-THRU CURRENT IN AMPS
**Meets all performance requirements of UL Standard 248-8 for Class J fuses.
Available with silver plated terminals. Add SP/ in front of part number.
.01
100
LPJ-125SP
BIF document: 1006 (0-60) and 1007 (70-600)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
15
®
Electrical - Power Fuses
Bussmann
Limitron® Quick Acting, Class J Fuses
JKS
Quick Acting
Ampere Ratings: 1-600 Amps.
Voltage Rating: 600 Volts AC (or less)
Current Limiting
Interrupting Rating: 200,000A RMS Sym.
Agency Approvals: Std. 248-8, Class J
UL Listed, Guide JDDZ, File E4273
CSA Certified, Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class J dimensional data.
Catalog Numbers
Mounting
Box
Screws with
Pressure
Plate
Copper
Only
Aluminum
Panel
JP60030-3PR
(#10-14 Cu
Wire)
JP60030-3CR
(#2-8 Al or
#2-14 Cu)
JP60030-3COR
(#2-14 Cu)
With
DIN-Rail
Adapter*
JP60030-3PRA
(#10-14 Cu
Wire)
JP60030-CRA
(#2-8 Al or
#2-14 Cu)
JP60030-CORA
(#2-14 Cu)
JKS-70
JKS-225
JKS-2
JKS-20
JKS-80
JKS-250
JKS-3
JKS-25
JKS-90
JKS-300
JKS-4
JKS-30
JKS-100
JKS-350
JKS-5
JKS-35
JKS-110
JKS-400
JKS-6
JKS-40
JKS-125
JKS-450
JKS-45
JKS-150
JKS-10
JKS-50
JKS-175
JKS-12
JKS-60
JKS-200
JKS-500
BIF document: 1108
Standard Class J Fuseblocks
Catalog Numbers
Amps
JKS-600
Weight*
70-100
Kg.
0.43
0.53
0.13
0.39
0.81
1.39
Box
Lug
Box Lug w/
Retaining Clip
Max. Wire
Size
2 J60030-2S J60030-2P J60030-2C J60030-2CR
S, P, #10 Cu
C #2 Cu Al
3 J60030-3S J60030-3P J60030-3C J60030-3CR
Carton Quantity and Weight
Lbs.
0.95
1.175
0.28
0.86
1.78
3.07
Pressure
Plate
Screw
1 J60030-1S J60030-1P J60030-1C J60030-1CR
1-30
35-60
Carton
Qty.
10
10
5
1
1
1
Poles
JKS-15
Ampere
Ratings
1-30
35-60
70-100
110-200
225-400
450-600
Catalog Numbers
*Adapter Only: Cat. No. JPA-3 (for use with 35mm symmetrical DIN-Rail).
JKS-1
JKS-8
Recommended Fuseblocks for Class J Fuses
Pyramid J Fuseblock;
30A, 600V; 3-Pole; Panel or 35mm DIN-Rail Mount
110-200
225-400
450-600
1
—
—
2
—
—
J60060-1C J60060-1CR
J60060-2C J60060-2CR
3
—
—
J60060-3C J60060-3CR
3
—
—
—
J60100-3CR
1
—
—
—
J60200-1CR
3
—
—
—
J60200-3CR
1
—
—
—
J60400-1CR
3
—
—
—
J60400-3CR
1
—
—
—
J60600-1CR
3
—
—
—
J60600-3CR
#2 Cu Al
1/0 Cu Al
250 MCM Cu Al
500 MCM Cu Al
(2) 500 MCM Cu Al
BIF document: 1114
*Weight per carton.
Fuse Reducers for J Dimension Fuses
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
Clip
Size
60A
Fuse
Size
30A
Cat.
No.
(Pair)
J63
Weight
Carton*
(lbs)
0.38
Clip
Size
400A
Fuse
Size
100A
Cat.
No.
(Pair)
J41
100A
30A
J13
1.73
400A
200A
J42
2.75
100A
60A
J16
1.85
600A
400A
J64
3.55
200A
60A
J26
2.55
600A
200A
J62
3.55
200A
100A
J21
1.36
—
—
—
*Carton quantity—10 pair.
BIF document: 1026 (1-60A), 1027 (70-600A)
16
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
Weight
Carton*
(lbs)
4.90
—
®
Electrical - Power Fuses
Bussmann
T-Tron® Very Fast Acting, Class T Fuses
JJN
JJS
Very Fast Acting
Ampere Ratings: 1-1200 Amps.
Voltage Rating: 300 Volts AC
(or less), (15-600A 160V DC)
Current Limiting (curves on
page 208)
Interrupting Rating: 200,000A
RMS Sym. (20,000A DC @ 160V DC)
Agency Approvals: Std. 248-15, Class T
UL Listed, Guide JDDZ, File E4273
CSA Certified, Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class T dimensional data.
Very Fast Acting
Ampere Ratings: 1-800 Amps.
Voltage Rating: 600 Volts AC
(or less)
Current Limiting (curves on
page 208)
Interrupting Rating: 200,000A
RMS Sym.
Agency Approvals: Std. 248-15, Class T
UL Listed, Guide JDDZ, File E4273
CSA Certified, Class 1422-02, File 53787
Dimensions: See pages 2-3 for Class T dimensional data.
Catalog Numbers
Catalog Numbers
JJN-1
JJN-35
JJN-110
JJN-400
JJS-1
JJS-30
JJS-90
JJS-250
JJN-2
JJN-3
JJN-40
JJN-45
JJN-125
JJN-150
JJN-450
JJN-500
JJS-2
JJS-3
JJS-35
JJS-40
JJS-100
JJS-110
JJS-300
JJS-350
JJN-6
JJN-50
JJN-175
JJN-600
JJS-6
JJS-45
JJS-125
JJS-400
JJN-10
JJN-15
JJN-60
JJN-70
JJN-200
JJN-225
JJN-700
JJN-800
JJS-10
JJS-15
JJS-50
JJS-60
JJS-150
JJS-175
JJS-450
JJS-500
JJN-20
JJN-25
JJN-80
JJN-90
JJN-250
JJN-300
JJN-1000
JJN-1200
JJS-20
JJS-25
JJS-70
JJS-80
JJS-200
JJS-225
JJS-600
JJS-800
JJN-30
JJN-100
JJN-350
Carton Quantity and Weight
Carton Quantity and Weight
Ampere
Ratings
Lbs.
Kg.
Ampere
Ratings
1-30
Weight*
Carton
Qty.
Weight*
Carton
Qty.
10
Lbs.
0.33
Kg.
0.149
1-30
35-60
10
10
0.12
0.23
0.054
0.104
35-60
70-100
10
5
0.82
0.51
0.371
0.231
70-100
110-200
225-400
5
1
1
0.36
0.14
0.25
0.163
0.063
0.113
110-200
225-400
450-600
1
1
1
0.192
0.46
0.85
0.087
0.208
0.385
450-600
700-800
1
1
0.44
0.80
0.200
0.363
800
1
1.65
0.748
1000-1200
1
1.45
0.658
*Weight per carton.
*Weight per carton.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000 VAC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 1025
BIF document: 1029
Standard Class T Fuseblocks (300V) Catalog Data
Standard Class T Fuseblocks (600V) Catalog Data
Catalog Numbers
Amps
Poles
Screw
⁄Ω™
to
2
3
30
31
Catalog Numbers
Box Lug
Amps
T30030-2SR
T30030-3SR
T30030-2CR
T30030-3CR
4
2
T30030-4SR
T30060-2SR
T30030-4CR
T30060-2CR
to
60
3
4
T30060-3SR
T30060-4SR
T30060-3CR
T30060-4CR
61
to
100
101 to
200
201 to 400
401 to 600
1
2
3
1
3
1
1
—
—
—
—
—
—
—
T30100-1CR
T30100-2CR
T30100-3CR
T30200-1C
T30200-3C
T30400-1C
T30600-1C
Poles
Screw
⁄Ω™
to
30
1
2
3
T60030-1SR
T60030-2SR
T60030-3SR
T60030-1CR
T60030-2CR
T60030-3CR
Box Lug
31
to
1
2
T60060-1SR
T60060-2SR
T60060-1CR
T60060-2CR
60
61
to
100
101 to
200
201 to 400
3
1
2
3
1
3
1
T60060-3SR
—
—
—
—
—
—
T60060-3CR
T60100-1C
T60100-2C
T60100-3C
T60200-1C
1B0089
T60400-1C
401 to 600
1
—
T60600-1C
BIF document: 1115 (300V Fuseblock) and 1116 (600V Fuseblock)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
17
®
Electrical - Power Fuses
Bussmann
Time-Delay Class G Fuses
Physical Size:
Fuse (Amps)
A
(Length)
(Length)
SC-⁄Ω™ to -15
1.319
SC-20
1.419
SC-25 to -30
1.639
SC-35 to -60
2.259
.41"
(10.3mm)
SC
Fast Acting (0-6A), Class G
Time-Delay (7-60A), Class G
Construction: Melamine Tube
Ampere Ratings: ⁄Ω™-60A
Voltage Rating: 0-20A: 600V AC/170V DC or less
Interrupting Rating: 100,000A RMS Sym., 10,000A DC
Agency Approvals: Std. 248-5, Class G, UL Listed,
Guide JDDZ, File E4273
CSA Certified, Class 1422-01, File 53787
SC-1⁄Ω™
SC-8
SC-35
• Compact branch-circuit units with high interrupting rating
and current limitation.
• With a 600 volt rating, they can be used in 120/208,
120/240 and 277/480 volt circuits.
• Length variations relative to case size make the “rejection”
type fuses.
• In general, SC fuses are about ⁄Ω™ the size of the 600 V NEC
fuse type.
• SC fuses with ampere ratings above 6 amps have a degree
of overload time-delay which permits them to pass temporary overloads. At 200% load, they have a minimum opening time of 12 seconds.
SC-2
SC-9
SC-40
Standard SC Fuseblocks Catalog Data
SC-2⁄Ω™
SC-10
SC-45
SC-3
SC-12
SC-50
SC-4
SC-15
SC-60
SC-5
SC-20
—
Catalog Symbol & Current Ratings
SC-⁄Ω™
SC-6
SC-25
SC-1
SC-7
SC-30
Carton Quantity and Weight
Ampere
Ratings
Carton
Qty.
Weight*
Lbs.
Kg.
Terminal Type
Poles
Screw With
Quick
Connect
Pressure Plate
w/Quick
Connect
Box
Lug
Box Lug
w/Retaining
Clip
⁄Ω™
1
BG3011SQ
BG3011PQ
BG3011B
—
to
2
BG3012SQ
BG3012PQ
BG3012B
—
15
3
BG3013SQ
BG3013PQ
BG3013B
—
1
BG3021SQ
BG3021PQ
BG3021B
—
2
BG3022SQ
BG3022PQ
BG3022B
—
Amps
20
⁄Ω™-15
4
0.06
0.03
20
4
0.06
0.03
3
BG3023SQ
BG3023PQ
BG3023B
—
25-30
2
0.04
0.02
25
1
BG3031S
BG3031P
BG3031B
—
36-60
2
0.08
0.03
to
2
BG3032S
BG3032P
BG3032B
—
30
3
BG3033S
BG3033P
BG3033B
35
1
—
—
to
2
—
60
3
—
*Weight per carton.
Panel-mount Fuseholders for SC Fuses
Description
Catalog
Number
Fuse Size
Terminal Type
HPF-EE
1-15A
Solder (w/o leads)
HPF-FEE
1-15A
Leads; 10∑ #18 copper insul. wire
HPF-JJ
20A
Solder (w/o leads)
HPF-FF
25-30A
Solder (w/o leads)
HPS-EE
1-15A
Solder (w/o leads)
G30060-1CR
—
—
G30060-2CR
—
G30060-3C
G30060-3CR
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 1024 (0-60) and 1106 (Fuseblock)
18
—
—
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
Low-Peak® Time-Delay, Class CC Fuses
20
25
30
3
3⁄Ω™
4
4⁄Ω™
6
8
10
12
15
⁄Ω™
flꭧ
°Ω¡º
1
1⁄Ω¢
Time Current Characteristics—Average Melt
AMPERE
RATING
200
100
10
LP-CC Low-Peak Fuse
Time-Delay Current Limiting,
Class CC - Rejection Type
Physical Size:
⁄‹Ω£™∑ ≈ 1⁄Ω™∑
(10.3mm ≈ 38.1mm)
Ampere Ratings: ⁄Ω™ - 30 Amps.
Voltage Rating: 600 Volts AC (or less), 300V DC (⁄Ω™-2°Ω¡ºA
& 20-30A), 150V DC (3-15A)
Interrupting Rating: 200,000A RMS Sym; 20,000A DC
Construction: Melamine Tube
Agency Approvals: Std. 248-4, Class CC
UL Listed, Guide JDDZ, File E4273
CSA Certified; Class 1422-02, File 53787
TIME IN SECONDS
®
1
.1
Catalog Symbol
LP-CC-3
LP-CC-9
LP-CC-1
LP-CC-3¤Ω¡º
LP-CC-10
LP-CC-1⁄Ω•
LP-CC-3⁄Ω™
LP-CC-12
LP-CC-1⁄Ω¢
LP-CC-4
LP-CC-15
LP-CC-1›Ω¡º
LP-CC-4⁄Ω™
LP-CC-20
LP-CC-1⁄Ω™
LP-CC-5
LP-CC-25
LP-CC-1flꭧ
LP-CC-5flꭧ
LP-CC-30
LP-CC-1°Ω¡º
.01
1000
LP-CC-8
LP-CC-°Ω¡º
100
LP-CC-7⁄Ω™
LP-CC-2°Ω¡º
10
LP-CC-2⁄Ω™
LP-CC-flꭧ
1
LP-CC-⁄Ω™
.4
600 Volts AC
CURRENT IN AMPERES
Current-Limiting Effects
Prospective ShortCircuit Current
*Let-Thru Current (Apparent RMS Symmetrical)
1⁄Ω¢ A
2°Ω¡ºA
15A
25A
30A
1000
100
135
240
305
380
435
LP-CC-6
3000
140
210
350
440
575
580
LP-CC-2
LP-CC-6⁄Ω¢
5000
165
255
420
570
690
710
LP-CC-2⁄Ω¢
LP-CC-7
10,000
210
340
540
700
870
1,000
20,000
260
435
680
870
1,090
1,305
30,000
290
525
800
1,030
1,300
1,520
40,000
315
610
870
1,150
1,390
1,700
50,000
340
650
915
1,215
1,520
1,820
60,000
350
735
1,050
1,300
1,650
1,980
80,000
390
785
1,130
1,500
1,780
2,180
100,000
420
830
1,210
1,600
2,000
2,400
200,000
525
1,100
1,600
2,000
2,520
3,050
Recommended Fuseblocks for Class CC Fuses
No. of
Poles
Screw
Terminal
Pressure
Plate
1
BC6031S
BC6031P
Screw
Box
Terminal
BC6031B
Pressure
QuickConnect
BC6031SQ
QuickConnect
BC6031PQ
2
BC6032S
BC6032P
BC6032B
BC6032SQ
BC6032PQ
3
BC6033S
BC6033P
BC6033B
BC6033SQ
BC6033PQ
20A
*RMS Symmetrical Amperes Short-Circuit
NOTE: To calculate Ip (Ipeak) multiply IRMS value ≈ 2.3.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 1023 (0-30) and 1105 (Fuseblock)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
19
®
Electrical - Power Fuses
Bussmann
Class CC Rejection-Type Fuses
FNQ-R
KTK-R Limitron® Fuse
Time-Delay, Rejection Type
Branch Circuit Fuse
Class CC
Physical Size:
⁄‹Ω£™∑ ≈ 1⁄Ω™∑ (10.3mm ≈ 38.1mm)
Construction: Melamine Tube
Ampere Ratings: ⁄Ω¢-30 Amps.
Voltage Rating: 600V AC or less
Interrupting Rating: 200,000A RMS Sym.
Agency Approvals: Std. 248-4, Class CC
UL Listed, Guide JDDZ, File E4273
CSA Certified, Class 1422-01, File 53787
Fast Acting; Branch Circuit Fuse
Class CC - Rejection Feature
Physical Size:
⁄‹Ω£™∑ ≈ 1⁄Ω™∑ (10.3mm ≈ 38.1mm)
Construction: Melamine Tube
Ampere Ratings: ⁄Ω¡º-30 Amps.
Voltage Rating: 600 Volts AC (or less).
Interrupting Rating: 200,000A RMS Sym.
Agency Approvals: Std. 248-4, Class CC
UL Listed, Guide JDDZ, File E4273
CSA Certified, File 53787, Class 1422-02
Catalog Symbol & Current Ratings
600 Volts AC
Catalog Symbol & Current Ratings
KTK-R-⁄Ω¡º
KTK-R-1
KTK-R-7
FNQ-R-⁄Ω¢
FNQ-R-1⁄Ω™
FNQ-R-6
KTK-R-⁄Ω•
KTK-R-1⁄Ω™
KTK-R-8
FNQ-R-‹Ω¡º
FNQ-R-1flꭧ
FNQ-R-6⁄Ω¢
KTK-R-¤Ω¡º
KTK-R-2
KTK-R-9
FNQ-R-›Ω¡º
FNQ-R-1°Ω¡º
FNQ-R-7
KTK-R-⁄Ω¢
KTK-R-2⁄Ω™
KTK-R-10
FNQ-R-⁄Ω™
FNQ-R-2
FNQ-R-7⁄Ω™
KTK-R-‹Ω¡º
KTK-R-3
KTK-R-12
FNQ-R-flꭧ
FNQ-R-2⁄Ω¢
FNQ-R-8
KTK-R-›Ω¡º
KTK-R-3⁄Ω™
KTK-R-15
FNQ-R-‹Ω¢
FNQ-R-2⁄Ω™
FNQ-R-9
KTK-R-⁄Ω™
KTK-R-4
KTK-R-20
FNQ-R-°Ω¡º
FQN-R-2°Ω¡º
FNQ-R-10
KTK-R-flꭧ
KTK-R-5
KTK-R-25
FNQ-R-1
FNQ-R-3
FNQ-R-12
KTK-R-‹Ω¢
KTK-R-6
KTK-R-30
FNQ-R-1⁄Ω•
FNQ-R-3¤Ω¡º
FNQ-R-15
FNQ-R-1⁄Ω¢
FNQ-R-3⁄Ω™
FNQ-R-20
FNQ-R-1‹Ω¡º
FNQ-R-4
FNQ-R-25
FNQ-R-1›Ω¡º
FNQ-R-5
FNQ-R-30
600 Volts AC
Time-Current and Current Limitation Curves on page 209.
Time-Current and Current Limitation Curves on page 210.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 1014
BIF document: 1015
Recommended Fuseblocks for Class CC Fuses
Screw
Box
Terminal
Pressure
QuickConnect
No. of
Poles
Screw
Terminal
Pressure
Plate
QuickConnect
1
BC6031S
BC6031P
BC6031B
BC6031SQ
BC6031PQ
2
BC6032S
BC6032P
BC6032B
BC6032SQ
BC6032PQ
3
BC6033S
BC6033P
BC6033B
BC6033SQ
BC6033PQ
BIF document: 1105
20
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
⁄‹Ω£™∑ ≈ 1‹Ω•∑ Supplementary Fuses
BBS
KTQ
Fast Acting
Physical Size:
⁄‹Ω£™∑ ≈ 1‹Ω•∑ (10.3mm ≈ 35mm)
Construction: Fibre Cartridge
Interrupting Rating: 10,000A RMS Sym.
Ampere Ratings: ⁄Ω¡º-30A
Voltage Rating: 600V AC (⁄Ω¡º-5A), 250V AC (6-10A),
48V AC (12-30A)
Agency Approvals: Std. 248-14
UL Listed, 0-5A/600V, Guide JDYX, File E19180
CSA Certified, 0-5A/600V, Class 1422-01, File 53787
Fast Acting
Physical Size:
⁄‹Ω£™∑ ≈ 1‹Ω•∑ (10.3mm ≈ 34.9mm)
Construction: Fibre Cartridge
Ampere Ratings: 1-6A
Voltage Rating: 600V AC
Interrupting Rating: 10,000A RMS Sym.
Agency Approvals: Std. 248-14
UL Recognized, 4-6A, Guide JDYX2, File E19180
600 Volts AC
KTQ-1
Catalog Symbol & Current Ratings
600 Volts AC
BBS-⁄Ω¡º
BBS-¤Ω¡º
BBS-⁄Ω¢
BBS-›Ω¡º
BBS-⁄Ω™
BBS-flꭧ
BBS-‹Ω¢
BBS-°Ω¡º
BBS-1
BBS-1⁄Ω™
BBS-1flꭧ
BBS-1°Ω¡º
BBS-2
BBS-3
BBS-4
BBS-5
250 Volts AC
BBS-6
BBS-7
BBS-8
BBS-10
—
—
—
—
—
—
—
—
—
—
—
—
Catalog Symbol & Current Ratings
48 Volts AC
BBS-12
BBS-15
BBS-20
BBS-25
BBS-30
—
—
—
—
—
—
—
—
—
—
—
KTQ-1flꭧ
KTQ-2
KTQ-3
KTQ-4
KTQ-5
KTQ-6
Recommended Fuseblocks
Amps
Poles
Terminal Type
Screw
with
Quick
Connect
Amps
Poles
Box
Lug
⁄Ω¡ º
1
BM6031SQ
BM6031PQ
BM6031B
to
2
BM6032SQ
BM6032PQ
BM6032B
30
3
BM6033SQ
BM6033PQ
Recommended Fuseblocks
Terminal Type
Screw
with
Quick
Connect
Pressure
Plate w/
Quick
Connect
BM6033B
BIF document: 1104
Pressure
Plate w/
Quick
Connect
Box
Lug
⁄Ω¡ º
1
BM6031SQ
BM6031PQ
BM6031B
to
2
BM6032SQ
BM6032PQ
BM6032B
30
3
BM6033SQ
BM6033PQ
BM6033B
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 2010 (0-30A) and 1104 (Fuseblock)
BIF document: 2045 and 1104 (Fuseblock)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
21
®
Bussmann
Electrical - Power Fuses
⁄‹Ω£™∑ ≈ 1⁄Ω™∑ Supplementary Fuses
BAF
BAN
KTK and KLM
Fast Acting
Physical Size:
⁄‹Ω£™∑ ≈ 1⁄Ω™∑
(10.3mm ≈ 38.1mm)
Construction: Fibre Tube;
Albaloy Plated Brass Endcaps
Voltage Rating: 250V AC (¤Ω¡º-15A),
125V AC (20-30A)
Interrupting Rating: 10,000A at
125V AC
Agency Approvals: Std. 248-14
UL 0-15/250V, Guide JDYX,
File E19180
CSA Certified, 0-15/250V,
Class 1422-01, File 53787
Fast Acting
Physical Size:
⁄‹Ω£™∑ ≈ 1⁄Ω™∑
(10.3mm ≈ 38.1mm)
Construction: Fibre Tube
Voltage Rating: 250V AC
Interrupting Ratings:
35A (0-1A), 100A (1⁄Ω™-3A),
200A (4-8A), 750A (10-15A),
10,000A (20-30A)
Fast Acting
Physical Size:
⁄‹Ω£™∑ ≈ 1⁄Ω™∑ (10.3mm ≈ 38.1mm)
Construction: Melamine Tube;
Albaloy Plated Brass Endcaps
Voltage Rating:
KTK - 600V AC or less
KLM - 500V AC/DC or less
(0-10A @ 500V DC,
12-30A @ 600V DC)
Interrupting Rating:
100,000A - KTK; 10,000A - KLM,
RMS SYM. (UL)
Agency Approvals: Std. 248-14
KTK-UL Listed, Guide JDYX,
File E19180
KLM-UL Recognized, Guide JFHR2,
File E56412
CSA Certified, File 53787, Class
1422-01, HRC-Misc
Catalog Symbol & Current Ratings
Catalog Symbol & Current Ratings
250 Volts IR*
BAF-¤Ω¡ º
250 Volts IR*
BAF-1⁄Ω™
250 Volts IR*
BAF-6⁄Ω¢
BAF-⁄Ω¢
BAF-1°Ω¡ º
BAF-7
BAF-⁄Ω™
BAF-flΩ¡ º
IR
IR BAF-2 100A BAF-8
35A BAF-2⁄Ω™
BAF-9
BAF-°Ω¡ º
BAF-3
BAF-1
BAF-4
—
BAF-5
—
BAF-6
125 Volts
BAF-20
250 Volts
250 Volts
250 Volts
250 Volts
BAN-1
BAN-5
BAN-12
BAN-30
BAN-2
BAN-6
BAN-15
—
BAN-3
BAN-8
BAN-20
—
BAN-4
BAN-10
BAN-25
—
Recommended Fuseblocks
Amps
Poles
Terminal Type
Screw
Pressure
with
Plate w/
Quick
Quick
Connect
Connect
⁄Ω¡ º
1
BM6031SQ
BM6031PQ
BM6031B
to
2
BM6032SQ
BM6032PQ
BM6032B
30
3
BM6033SQ
BM6033PQ
BM6033B
IR
BAF-25 10000A
IR
200A BAF-30
—
BAF-10
—
IR
BAF-12 750A —
IR
—
200A BAF-15
—
—
Box
Lug
Catalog Symbol & Current Ratings
600 Volts AC - UL Listed and C.S.A.
KTK-⁄Ω¡ º
KTK-‹Ω¢
KTK-4
KTK-12
KTK-⁄Ω•
KTK-1
KTK-5
KTK-15
KTK-¤Ω¡ º
KTK-1⁄Ω¢
KTK-6
KTK-20
KTK-⁄Ω¢
KTK-1⁄Ω™
KTK-7
KTK-25
Recommended Fuseblocks
KTK-‹Ω¡ º
KTK-2
KTK-7⁄Ω™
KTK-30
Terminal Type
Screw
Pressure
with
Plate w/
Quick
Quick
Connect
Connect
KTK-›Ω¡ º
KTK-2⁄Ω™
KTK-8
—
KTK-⁄Ω™
KTK-3
KTK-9
—
KTK-flΩ¡ º
KTK-3⁄Ω™
KTK-10
—
*All have interrupting rating of 10,000A at 125V.
Amps
Poles
Box
Lug
⁄Ω¡ º
1
BM6031SQ
BM6031PQ
BM6031B
to
2
BM6032SQ
BM6032PQ
BM6032B
30
3
BM6033SQ
BM6033PQ
BM6033B
500 Volts AC/DC - UL Recognized and C.S.A.
CE logo denotes compliance with European
Union Low Voltage Directive (50-1000V AC,
75-1500V DC). Refer to BIF document #8002
or contact Bussmann Application Engineering
at 636-527-1270 for more information.
BIF document: 2011 (0-30) and
1104 (Fuseblock)
22
KLM-⁄Ω¡ º
KLM-⁄Ω™
KLM-3
KLM-10
KLM-⁄Ω•
KLM-‹Ω¢
KLM-4
KLM-15
KLM-¤Ω¡ º
KLM-1
KLM-5
KLM-20
KLM-⁄Ω¢
KLM-1⁄Ω™
KLM-6
KLM-25
KLM-‹Ω¡ º
KLM-2
KLM-8
KLM-30
CE logo denotes compliance with European
Union Low Voltage Directive (50-1000V AC,
75-1500V DC). Refer to BIF document #8002
or contact Bussmann Application Engineering
at 636-527-1270 for more information.
BIF document: 2046 (0-30) and
1104 (Fuseblock)
BIF document: KTK-1011
KLM-2020
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
⁄‹Ω£™∑ ≈ 1⁄Ω™∑ Supplementary Fuses
FNM Fusetron® Fuse
FNQ
Time-Delay
Physical Size: ⁄‹Ω£™∑ ≈ 1⁄Ω™∑ (5 AG)
(10.3mm ≈ 38.1mm)
Construction: Fibre Tube
Ampere Ratings: ⁄Ω¡ º - 30 Amps.
Voltage Rating: 250 Volts AC (or less).
Interrupting Rating: See Table Below.
Agency Approvals: Std. 248-14
UL Listed, 0-10/250V; 12-15/125V;
File E19180, Guide JDYX
CSA Certified, 1-10/250V; Class 1422-01, 12-15/125V;
File 53787
Time-Delay
Physical Size:
⁄‹Ω£™∑ ≈ 1⁄Ω™∑ (5 AG)
(10.3mm ≈ 38.1mm)
Construction: Fibre Tube
Ampere Ratings: ⁄Ω¡ º - 30 Amps.
Voltage Rating: 500V AC or less
Interrupting Rating: 10,000A RMS Sym.
Agency Approvals: Std. 248-14
UL Listed, Guide JDYX, File E19180
CSA Certified, Class 1422-01, File 53787
Catalog Symbol & Current Ratings
500 Volts AC
250 Volts AC
FNM-⁄Ω¡º
FNM-⁄Ω•
FNM-⁄fiΩ¡ºº
FNM-¤Ω¡º
FNM-⁄Ω¢
FNM-‹Ω¡º
FNM-›Ω¡º
FNM-⁄Ω™
FNM-flꭧ
FNM-‹Ω¢
FNM-°Ω¡º
FNM-1
—
250 Volts AC
IR
35A
@ 250V AC
10,000A
@ 125V AC
IR
FNM-4
FNM-4⁄Ω™
FNM-5
FNM-5flꭧ
FNM-6
FNM-6⁄Ω¢
FNM-7
FNM-8
FNM-9
FNM-10
200A
@ 250V AC
10,000A
@ 125V AC
250 Volts AC
FNM-1⁄Ω•
FNM-1⁄Ω¢
FNM-1›Ω¡º
FNM-1⁄Ω™
FNM-1flꭧ
FNM-1°Ω¡º
FNM-2
FNM-2⁄Ω¢
FNM-2⁄Ω™
FNM-2°Ω¡º
FNM-3
FNM-3¤Ω¡º
FNM-3⁄Ω™
125 Volts AC
FNM-12
FNM-15
—
—
32 Volts AC
FNM-20
FNM-25
FNM-30
—
—
IR
100A
@ 250V AC
10,000A
@ 125V AC
IR
Catalog Symbol & Current Ratings
FNQ-⁄Ω¡º
FNQ-°Ω¡º
FNQ-3¤Ω¡º
FNQ-8
FNQ-⁄Ω•
FNQ-1
FNQ-3⁄Ω™
FNQ-9
FNQ-⁄fiΩ¡ºº
FNQ-1⁄Ω•
FNQ-4
FNQ-10
FNA-‹Ω¡§
FNQ-1⁄Ω¢
FNQ-4⁄Ω™
FNQ-12
FNQ-¤Ω¡º
FNQ-1⁄Ω™
FNQ-5
FNQ-14
FNQ-⁄Ω¢
FNQ-1flꭧ
FNQ-5flꭧ
FNQ-15
FNQ-‹Ω¡º
FNQ-2
FNQ-6
FNQ-20
FNQ-›Ω¡º
FNQ-2⁄Ω¢
FNQ-6⁄Ω¢
FNQ-25
FNQ-⁄Ω™
FNQ-2⁄Ω™
FNQ-7
FNQ-30
FNQ-flꭧ
FNQ-3
—
—
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
10,000A
@ 125V AC
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000V AC, 75-1500V DC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
BIF document: 2028
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
BIF document: 1012
23
®
Bussmann
Electrical - Power Fuses
Plug Fuses
W Series
SL and TL Series
S and T Series
Fast Acting
Ampere Ratings: ⁄Ω™ - 30 Amps
Voltage Rating: 125V AC
Element is a simple fusible, metal link.
For general purpose circuit protection.
Quickly opens when short-circuit or
overload occurs. Use for lighting and
other non-motor circuits. Edison base.
Agency Approvals: Std. 248-11
UL Listed, Guide JEFV, File E12112
Time-Delay, Loaded Link
Ampere Ratings: 15 - 30 Amps
Voltage Rating: 125V AC
Heat absorbing metal bead on element link for time-delay. Passes motor
overload starting currents without
needlessly opening.
Edison base (TL), Rejection base (SL).
Agency Approvals: Std. 248-11
UL Listed, Guide JEFV, File E12112
Time-Delay, Dual-Element
Ampere Ratings:
Type S: ⁄Ω¢ - 30 Amps
Type T: ‹Ω¡º - 30 Amps
Voltage Rating: 125V AC
For all-purpose application. Like two
fuses in one. A simple link element for
short-circuits and dangerous overloads
plus a series-connected element which
lets the harmless overload starting currents of motors pass without opening.
Uses less energy; operates cooler;
provides superior protection.
Edison base (T), Rejection base (S).
Agency Approvals: Std. 248-11
Type S: UL Listed (0-6⁄Ω¢) Guide JFHR,
File E56412 (7-30A) Guide JEFV,
File E12112;
CSA Certified, Class 1423-01, File 53787
Type W
W-⁄Ω™
W-4
W-10
W-1
W-5
W-12
W-1°Ω¡º
W-2
W-6
W-6⁄Ω™
W-15
W-20
W-2⁄Ω™
W-3
W-7
W-8
W-25
W-30
Type SL
SL-15
Type TL
TL-15
SL-20
SL-25
TL-20
TL-25
SL-30
TL-30
CE logo denotes compliance with European
Union Low Voltage Directive (50-1000V AC,
75-1500V DC). Refer to BIF document #8002
or contact Bussmann Application Engineering
at 636-527-1270 for more information.
CE logo denotes compliance with European
Union Low Voltage Directive (50-1000V AC,
75-1500V DC). Refer to BIF document #8002
or contact Bussmann Application Engineering
at 636-527-1270 for more information.
Type S
S-⁄Ω¢
S-‹Ω¡º
S-›Ω¡º
S-⁄Ω™
S-flꭧ
S-°Ω¡º
S-1
S-1⁄Ω•
S-1⁄Ω¢
S-1›Ω¡º
S-1flꭧ
S-1°Ω¡º
S-2
S-2⁄Ω¢
S-2⁄Ω™
S-2°Ω¡º
S-3
S-3¤Ω¡º
S-3⁄Ω™
S-4
S-4⁄Ω™
S-5
S-5flꭧ
S-6
S-6⁄Ω¢
S-7
S-8
S-9
S-10
S-12
S-14
S-15
S-20
S-25
S-30
Type T
T-‹Ω¡º
T-›Ω¡º
T-⁄Ω™
T-flꭧ
T-°Ω¡º
T-1
T-1⁄Ω•
T-1⁄Ω¢
T-1›Ω¡º
T-1flꭧ
T-1°Ω¡º
T-2
T-2⁄Ω¢
T-2⁄Ω™
T-2°Ω¡º
T-3
T-3¤Ω¡º
T-3⁄Ω™
T-4
T-4⁄Ω™
T-5
T-5flꭧ
T-6
T-6⁄Ω¢
T-7
T-8
T-9
T-10
T-12
T-14
T-15
T-20
T-25
T-30
CE logo denotes compliance with European
Union Low Voltage Directive (50-1000V AC,
75-1500V DC). Refer to BIF document #8002
or contact Bussmann Application Engineering
at 636-527-1270 for more information.
BIF document: 1036
24
BIF document: 1033 (SL) & 1035 (TL)
BIF document: 1032 (S)
& 1034 (T)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
®
Electrical - Power Fuses
Bussmann
Plug Fuses
Dual-Element Fustat® Fuses and Adaptors for Small
Motor Protection.
(Both Motor Running and Short-Circuit Protection)
Fuses
Cat No.
Adapter
Cat. No.
Other Accepted
Ampere Ratings
S‹Ω¡º, S⁄Ω™, S°Ω¡º
S›Ω¡º, SflΩ¡º, S1
SA1
1 amp and
Smaller
S1⁄Ω•, S1⁄Ω¢
SA1⁄Ω¢
All smaller
Fustat Fuse Adaptors
S1›Ω¡º, S1flΩ¡º
SA1flꭧ
All smaller
Fustat Adaptors (various ampere ratings) screw into the
“Edison” Thread fuse sockets of standard household fuse
boxes. Adaptors serve the purpose of preventing the wrong
size fuse from being used.
S1°Ω¡º, S2
SA2
S2⁄Ω¢, S2⁄Ω™
SA2⁄Ω™
1°Ω¡º, 2
S2°Ω¡º, S3, S3¤Ω¡º
SA3¤Ω¡º
1°Ω¡º, 2, 2⁄Ω¢, 2⁄Ω™
S3⁄Ω™, S4
SA4
S4⁄Ω™, S5
SA5
3⁄Ω™, 4
S5flΩ¡º, S6⁄Ω¢
SA6⁄Ω¢
3⁄Ω™, 4, 4⁄Ω™, 5
S7, S8
SA8
S9, S10
SA10
7, 8
S12, S14
SA15
7, 8, 9, 10
Catalog Number
Symbol
and Amperes
SA(Branch Circuits)
15, 20, 30
SA(Single Motor Circuits)
1, 1⁄Ω¢, 1flΩ¡º, 2, 2⁄Ω™,
3¤Ω¡º, 4, 5, 6⁄Ω¢, 8, 10
EDA
Edison base dummy
ENA
Edison base neutral
Carton
Qty.
4
Wt.
0.03
(lbs)
—
—
—
Branch Circuit Protection
S15
SA15
—
S20
SA20
—
S25
SA30
S30
SA30
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
—
20, 25, 30
25
®
Electrical - Power Fuses
Bussmann
Cable Limiters & Welder Limiters
K Series
68000 & 64000 Series
Cable Limiters
Interrupting Rating: 200,000 Amps., 600 Volts AC
RMS Symmetrical
Welder Limiters for Class H and J Fuseholders
Voltage Rating: 600 Volts AC or less
Interrupting Rating: 200,000 Amps RMS Symmetrical
Catalog Symbol & Current Ratings
Copper Cable Limiter — 600 Volts
Catalog
Symbol
Cable
Size
Catalog
Symbol
Cable
Size
Type
Fuseholder
Tubular Terminals
KCY
#4
KCF
4/0
KCZ
#3
KCH
250 MCM
KCA
#2
KCJ
350 MCM
KCB
#1
†KCM
500 MCM
KCC
1/0
KCR
750 MCM
KCD
2/0
KCS
1000 MCM
KCE
3/0
Tubular Terminal and Offset Bolt-Type Terminal
KQV
#12
KDD
2/0
KQT
#10
KDE
3/0
KFZ
#8
KDF
4/0
KIG
#6
KDH
250 MCM
KDY
#4
KDJ
350 MCM
KDA
#2
†KDM
500 MCM
KDB
#1
KDR
750 MCM
KDC
1/0
Compression Connector Rod Terminal and Tubular Terminal
KEX
4/0
KQO
350 MCM
KFH-A
250 MCM
KDT
500 MCM
Class H
Class J
Catalog
Number
Amp Rating
(Nominal)
68150
150
68200
200
Carton
Quantity
Weight Each
Lbs.
Kg.
1
1.40
0.63
1
2.75
1.25
68300
300
68400
400
68600
600
1
4.25
1.92
64200
200
1
1.00
0.45
64300
300
1
1.75
0.79
64400
400
1
1.75
0.79
64600
600
1
3.50
1.59
• Current-limiting devices designed specially for use on
welder circuits only.
• Time-current characteristics are designed to hold on the
intermittent overloading encountered in welder operation,
while providing short-circuit protection to the circuit and
equipment.
• Welder limiters have excess current capacity in the operating range as needed for this type of service.
• Because of the special characteristics of the welder limiters,
they are not intended for application on general-use circuits.
*Center Bolt-Type Terminal and Off-Set Bolt-Type Terminal
KPF
4/0
KDP
500 MCM
KFT
250 MCM
KFM
750 MCM
KEW
350 MCM
†Also available with molded rubber boots. Add “–B” to end of part number.
*Copper or aluminum cable; sizes of all other limiters pertain to copper only.
BIF document: 1042
26
BIF document: 1045
For complete specification data, call Bussmann Information Fax ~ 636.527.1450