®
Electrical - Power Fuses
Bussmann
T-Tron® Very Fast Acting, Class T Fuses
JJN
JJS
Very Fast Acting
Ampere Ratings: 1-1200A
Voltage Rating: 300Vac (or less),
(15-600A 160Vdc; 601-1200 170Vdc)
Current Limiting
(curves on page 208)
Interrupting Rating: 200,000A RMS Sym.
(20,000A dc @ 160Vdc & 100,000A dc @ 170Vdc)
Agency Information: 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: 1-800A
Voltage Rating: 600Vac (or less)
Current Limiting (curves on
page 208)
Interrupting Rating: 200,000A
RMS Sym.
Agency Information: Std. 24815, 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-2
JJN-3
JJN-6
JJN-10
JJN-15
JJN-20
JJN-25
JJN-30
JJN-35
JJN-40
JJN-45
JJN-50
JJN-60
JJN-70
JJN-80
JJN-90
JJN-100
JJN-110
JJN-125
JJN-150
JJN-175
JJN-200
JJN-225
JJN-250
JJN-300
JJN-350
JJN-400
JJN-450
JJN-500
JJN-600
JJN-700
JJN-800
JJN-1000
JJN-1200
JJS-1
JJS-2
JJS-3
JJS-6
JJS-10
JJS-15
JJS-20
JJS-25
JJS-30
JJS-35
JJS-40
JJS-45
JJS-50
JJS-60
JJS-70
JJS-80
JJS-90
JJS-100
JJS-110
JJS-125
JJS-150
JJS-175
JJS-200
JJS-225
JJS-250
JJS-300
JJS-350
JJS-400
JJS-450
JJS-500
JJS-600
JJS-800
Carton Quantity and Weight
Carton Quantity and Weight
Ampere
Ratings
1-30
35-60
70-100
110-200
225-400
450-600
700-800
1000-1200
Carton
Qty.
10
10
5
1
1
1
1
1
Weight*
Lbs.
0.12
0.23
0.36
0.14
0.25
0.44
0.80
1.45
Kg.
0.054
0.104
0.163
0.063
0.113
0.200
0.363
0.658
*Weight per carton.
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000 Vac, 75-1500Vdc). Refer to Data Sheet: 8002 or contact
Bussmann Application Engineering at 636-527-1270 for more information.
Data Sheet: 1025
Recommended fuseblocks/fuseholders for
Class T 300V fuses
• Open fuseblocks - see pages 59-60
• Modular fuseblocks - see page 67
Ampere
Ratings
1-30
35-60
70-100
110-200
225-400
450-600
800
Carton
Qty.
10
10
5
1
1
1
1
Weight*
Lbs.
0.33
0.82
0.51
0.192
0.46
0.85
1.65
Kg.
0.149
0.371
0.231
0.087
0.208
0.385
0.748
*Weight per carton.
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: 1029
Recommended fuseblocks/fuseholders for
Class T 600V fuses
• Open fuseblocks - see pages 61-62
• Modular fuseblocks - see page 67
For complete specification data, call Bussmann Information Fax ~ 636.527.1450
19
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