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Fuse ufast aR 150VAC/DC 150A blade cc50mm

CBFWA-150B

High speed fuse for protection of semiconductor relays, softstarters, AC variable speed drives, rectifiers etc. Since semiconductor have low thermal capacity, the protective device must react very fast. Can be installed in compact fuse disconnectors. Class aR, short-circuit protection only.

Pack size: 1/package
In stock (0 pcs)
Estimated delivery time, if not in stock: 87 days

Rated voltage
150VAC/DC
Rated current
150A
Utilization class
aR
Breaking capacity
100kA AC/20kA DC
Size
Contact blade L69mm/cc50mm
I²t, pre-arc/total
150/2700 A²s at 150VAC
Power loss
13,5W
UL approval
UL recognized JFHR2, file E91958
CSA approval
-
Weight, each
0,08kg
Manufacturer's part number
FWA-150B

Fuse block 1P 700V 400A modular IP00
Fuse block 1P 700V 400A modular IP00
CBBH-1131
Pack: 1 pcs
Info

High speed fuses

For semiconductor protection. North American high speed fuses have normally a round body and contact blades for bolt-on fixing.

The fuses are normally UL and CSA approved as Application limited OCPD, ie only approved for specific applications according to NEC, National Electrical Code. One type of high speed fuse, approved for Branch circuit protection is available, see North American fuses class J.