High Speed Fuses
North American — FWX 250V: 35-2500A
FWX 35-800A: 250V
FWX 1000-2500A(H): 250V
Time-Current Curve
Time-Current Curve
104
6
104
4
2
103
102
103
FWX-200A
FWX-350A
FXW-400A
FWX-500A
FWX-600A
6
4
2
FWX-1000AH
FWX-1200AH
FWX-1500AH
FWX-1600AH
FWX-2000AH
FWX-2500AH
FWX-800A
102
101
100
6
4
2
101
FWX-35A
FWX-40A
FWX-60A
6
4
10–1
FWX-70A
FWX-100A
FWX-150A
2
100
10–2
6
4
10–3
10–4
2
10–1
6
4
2
102
103
104
Prospective Current In Ampere RMS
2
10–2
6
4
Peak Let-Through Curve
2
105
10–3
B
6
4
2
FWX-800A
FWX-600A
FWX-400A
FWX-300A
FWX-200A
10–4
2
4
6
8
2
4
6
8
103
104
105
Prospective Current In Amperes RMS
104
103
102
Peak Let-Through Curve
105
6
4
FWX-2500AH
FWX-2000AH
FWX-1600AH
FWX-1500AH
FWX-1200AH
FWX-150A
FWX-100A
FWX-70A
FWX-60A
FWX-45A
FWX-35A
2
FWX-1000AH
A
104
6
4
102
103
104
105
Prospective Short-Circuit Current Symmetrical RMS
2
103
2
4
6
2
4
6
2
4
6
105
103
104
Prospective Short-Circuit Current Symmetrical RMS
Data Sheet: 359
Data Sheet: 35785299
For product data sheets, visit www.cooperbussmann.com/products/datasheet.asp
96
COOPER [ COOPER BUSSMANN, INC. ]
