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Fuse ufast aR 700VAC 1200A blade L276mm

CBFWP-1200A

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: 42 days

Rated voltage
700VAC
Rated current
1200A
Utilization class
aR
Breaking capacity
200kA
Size
Contact blade L276mm, 8 hål cc148-173/237-244mm
I²t, pre-arc/total
195/1100 kA²s at 700VAC
Power loss
190W
UL approval
UL recognized JFHR2, file E91958
CSA approval
CSA comp. Class1422-30, file 57787
Weight, each
5,5kg
Manufacturer's part number
FWP-1200A

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.