Fuse ufast aR 1300VAC/900VDC 550A 3 DIN110 ind

CB170M6143

High speed square body fuse for protection of semiconductor relays, softstarters, AC variable speed drives, rectifiers etc. Since semiconductors have low thermal capacity, the protective device must react very fast. Class aR, short-circuit protection only. We help you with selection and sizing.

Pack size: 3/package
In stock (0 pcs)
Estimated delivery time, if not in stock: 28 days

Rated voltage
IEC 1250VAC, 900VDC/UL1300VAC
Rated current
550A
Utilization class
aR
Breaking capacity
100kA
Size
3
I²t, pre-arc/total
55000/435000 A²s at 1250VAC
Power loss
110W
Open fuse indicator
Visual
Fixing style
DIN110 slotted blade acc. to DIN43653
DC data
900VDC 8*In 90kA
Weight, each
1,3kg
Manufacturer's part number
170M6143



Square body fuses size 3