Fuse ufast aR 550VAC 900A 1 end cont.BKN50 M8 K-ind

CB170M4469

High speed 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
550VAC
Rated current
900A
Utilization class
aR
Breaking capacity
200kA
Size
1
I²t, pre-arc/total
155000/850000 A²s at 550VAC
Power loss
100W
Open fuse indicator
K-indicator
Fixing style
BKN50 flush end contact, M8 thread
DC data
Contact CHS Controls for DC applications
Weight, each
0,43kg
Manufacturer's part number
170M4469



Square body fuses size 1