®
Electrical - Power Fuses
Bussmann
Low-Peak® Dual-Element, Time-Delay, Class J Fuses
LPJ_SP
600A
400A
125A
200A
250A
60A
80A
100A
30A
15A
10A
6A
3A
AMPERE
RATING
TIME IN SECONDS
1A
Time-Current Classification Curves—Average Melt
Dual-Element,
Time-Delay –
300
10 seconds (minimum) at
200
500% rated current
100
Ampere Ratings:
1-600A
Voltage Rating:
600Vac (or less),
300Vdc (or less)
10
Current Limiting
Interrupting Rating:
ac – 300,000A RMS Sym. dc – 100,000A
Agency Information:
UL Listed - Special Purpose**, Guide JFHR, File E56412
1
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.
Catalog Numbers
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
.01
CURRENT IN AMPERES
Current Limitation Curves
LPJ-15SP
LPJ-90SP
LPJ-450SP
LPJ-3⁄Ω™SP
LPJ-17⁄Ω™SP
LPJ-100SP
LPJ-500SP
LPJ Current Limitation Curves
LPJ-4SP
LPJ-20SP
LPJ-110SP
LPJ-600SP
100,000
Lbs.
Kg.
10
1.09
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.
Recommended fuseblocks/fuseholders for
Class J 600V fuses
• Open fuseblocks - see pages 53-55
• Finger-safe fuseholders for 30A & 60Asee pages 57-58
• Modular fuseblocks - see page 67
200A
100A
60A
10,000
30A
15A
AMPERE
RATING
0-30
Weight*
Carton
Qty.
1,000
A
100
1,000
Ampere
Ratings
B
600A
400A
100
Carton Quantity and Weight
INSTANTANEOUS PEAK LET-THRU CURRENT IN AMPS
LPJ-3¤Ω¡ºSP
**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.
10,000
LPJ-175SP
LPJ-40SP
200,000
LPJ-35SP
LPJ-6SP
300,000
LPJ-5flꭧSP
LPJ-1°Ω¡ºSP
100,000
LPJ-1flꭧSP
.1
1,000
LPJ-150SP
10,000
LPJ-125SP
LPJ-30SP
100
LPJ-25SP
LPJ-5SP
10
LPJ-4⁄Ω™SP
LPJ-1⁄Ω¢SP
1
LPJ-1SP
PROSPECTIVE SHORT-CIRCUIT CURRENT
SYMMETRICAL RMS AMPS
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000Vac, 75-1500Vdc). Refer to Data Sheet: 8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
Data Sheet: 1006 (0-60) and 1007 (70-600)
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
17
Courtesy of Steven Engineering, Inc. ! 230 Ryan Way, South San Francisco, CA 94080-6370 ! Main Office: (650) 588-9200 ! Outside Local Area: (800) 258-9200 ! www.stevenengineering.com
®
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 - 6000A) (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 - 6000A) (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