LIMITRON 600V Class T
JJS 600Vac, 1-800A, Fast-Acting Fuses
Dimensions in
1.5"
3.63"
( 0.04)
( 0.04)
Dia. 0.56"
2.72"
( 0.04)
1.73"
1 to 30A
1"
( 0.04)
225 to 400A 0.406"
Dia. 0.81"
(Typ. 2)
3.98"
( 0.04)
( 0.04)
2.95"
35 to 60A
2.95"
1.78"
( 0.04)
1.25"
2.36"
( 0.04)
1.64"
Description: Advanced protection Class T current-limiting,
0.484"
0.75" 450 to 600A
(Typ. 2)
fast-acting fuses.
( 0.04)
4.33"
70 to 100A
0.281" ( 0.04)
Catalog Symbol: JJS-(amp)
(Typ. 2)
3.25" 3.17"
1.88"
( 0.04)
Ratings:
2.5"
Volts 600Vac
1.66"
1.75"
0.88"
( 0.04)
Amps 1-800A
( 0.04)
1
10 to 200A
0.563"
IR 200kA Vac RMS Sym.
0.344"
(Typ. 2)
601 to 800A
(Typ. 2)
Agency Information:
CE, UL Listed, Std. 248-15, Class T, Guide JDDZ, File E4273
CSA Certified, C22.2 No. 248.15, Class 1422-02, File 53787
Features:
Small, space-saving fuses provide a high degree of current-
Catalog Numbers (amps)
limitation on short-circuits for excellent component
JJS-1 JJS-45 JJS-200
protection
JJS-2 JJS-50 JJS-225
Commonly applied in electric heat circuits, load center,
JJS-3 JJS-60 JJS-250
disconnect switches, and meters
JJS-6 JJS-70 JJS-300
The small size of the JJS Class T fuses permits installation
JJS-10 JJS-80 JJS-350
in panelboards and control centers for system upgrading
JJS-15 JJS-90 JJS-400
when existing circuit breakers cannot safely interrupt larger
JJS-20 JJS-100 JJS-450
available short-circuit currents
JJS-25 JJS-110 JJS-500
High speed response for semiconductor protection
JJS-30 JJS-125 JJS-600
Available for printed circuit board applications
JJS-35 JJS-150 JJS-800
Recommended Fuse Blocks
JJS-40 JJS-175
Amps Rating 1-Pole 2-Pole 3-Pole
Carton Quantity and Weight
1-30 T60030-1_ T60030-2_ T60030-3_
Amp Rating Carton Qty.
35-60 T60060-1_ T60060-2_ T60060-3_
130 10
70-100 T60100-1_ T60100-2_ T60100-3_
3560 10
110-200 T60200-1_ 1B0089
70100 5
2225-400 T60400-1_
110200 1
450-600 T60600-1_
225400 1
450600 1
For additional information on the 600 volt Class T fuse blocks,
800 1
see Data Sheet # 1116.
0713 BU-SB13737 Page 1 of 3 Data Sheet # 1029LIMITRON 600V Class T
JJS 600Vac, 1-800A, Fast-Acting Fuses
Time-Current Curves - Average Melt
AMP RATING
300
100
10
1
.1
.01
CURRENT IN AMPS
0713 BU-SB13737 Page 2 of 3 Data Sheet # 1029
TIME IN SECONDS
1
1A
3A
5A
10
10A
15A
30A
60A
100 100A
200A
400A
500A
1,000
600A
10,000