Fuse ufast aR 690VAC 800A NH3 D-ind

CB170M6812D

High speed NH solid blade fuse, 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. Contact CHS Controls for DC applications.

Pack size: 1/package

In stock (0 pcs)

Estimated delivery time, if not in stock: 21 days

Rated voltage

690VAC

Rated current

800A, max permissible load current Ib: 480A

Utilization class

aR

Breaking capacity

200kA

Size

3

I²t, pre-arc/total

69500/490000 A²s at 690VAC

Power loss

48W at Ib

Open fuse indicator

D-indicator

Type of gripping lugs

Metal gripping lugs, live part

Weight, each

1,05kg

Manufacturer's part number

170M6812D