Catalog Numbers
Electrical Characteristics
Rated I2 t (A2 Sec)
Catalog Current Clearing Clearing Watts
Numbers Type RMS-Amps Pre-arc at 415V at 660V Loss
6CT CT 6 1.8 8.5 12 2
10CT 10 7 30 48 3
12CT 12 10 40 65 3
16CT 16 16 66 110 7
20CT 20 32 150 220 7
25ET ET 25 25 150 250 7
32ET 32 32 190 350 11
35ET 35 52 310 500 11
40ET 40 103 600 900 9
45ET 45 103 680 1100 11
56ET 56 135 950 1500 14
63ET 63 171 1200 2000 16
80ET 80 360 2500 4000 18
35FE FE 35 33 130 200 9
40FE 40 52 180 300 9
45FE 45 76 270 450 11
50FE 50 103 380 600 11
63FE 63 135 480 750 12
71FE 71 210 600 950 17
80FE 80 250 900 1500 20
90FE 90 360 1300 2100 20
100FE 100 470 1800 2800 23
90EET EET 90 490 3000 4500 19
110EET 110 600 4000 6500 27
140EET 140 1050 7000 12000 35
160EET 160 1500 10000 17000 39
100FEE FEE 100 400 1600 2400 24
120FEE 120 540 1900 3100 32
140FEE 140 850 2500 3800 36
160FEE 160 1000 3700 5700 46
180FEE 180 1400 5300 8400 46
200FEE 200 1900 7100 11400 52
180FM FM 180 1400 7500 13500 40
200FM 200 2600 10500 18500 40
225FM 225 3700 14500 26500 44
250FM 250 5200 20500 37500 48
280FM 280 7000 30500 55000 48
315FM 315 10000 40000 77000 55
350FM 350 15000 60000 105000 55
400FMM FMM 400 10000 40000 72500 85
450FMM 450 15000 60000 105000 90
500FMM 500 20000 82000 150000 100
550FMM 550 30000 120000 215000 100
630FMM 630 45000 180000 310000 100
700FMM 700 60000 245000 420000 120
160MT MT† 160 2400 15000 25000 26
180MT 180 3800 25000 38000 26
200MT 200 6000 40000 58000 27
250MT 250 11500 80000 110000 32
280MT 280 16500 100000 150000 35
315MT 315 19000 125000 180000 42
355MT 355 22000 160000 200000 51
180MMT MMT† 180 1650 12000 18000 42
200MMT 200 2200 16000 23000 42
225MMT 225 3700 26000 40000 42
280MMT 280 6600 47000 70000 47
315MMT 315 8600 62000 91000 51
355MMT 355 13500 97000 140000 54
400MMT 400 21000 150000 220000 60
450MMT 450 30000 220000 320000 57
500MMT 500 42000 300000 450000 64
560MMT 560 60000 430000 640000 64
630MMT 630 68500 500000 720000 86
710MMT 710 78000 600000 850000 105
• Watts loss provided at rated current.
• Note: FC, 8ET, 12ET, 15ET, 20ET, 65EET and 75EET are available for replacement purpos
es on existing equipment.
• See accessories on page 189
Description:
BS 88 style stud-mount fuses.
Ratings:
Volts: 690Vac/500Vdc
Amps: 6-710A
IR: 200kA RMS Sym.
Agency Information: CE, Designed and tested to: BS 88 Part 4, IEC 269 Part 4, UL Recognized. Consult Cooper Bussmann for UL Recognition status.
Features and Benefits
• Excellent cycling capability
• Excellent DC performance
• Low arc voltage and low energy let-through (I2t)
• Low watts loss
Typical Applications
• DC common bus
• DC drives
• Power converters/rectifiers
• Reduced voltage starters
Catalog Numbers
• Watts loss provided at rated current.