Fuse ufast aR 690VAC 315A NH1 D-ind

CB170M3817D

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: 3/package

In stock (3 pcs)

Estimated delivery time, if not in stock: 21 days

Rated voltage

690VAC

Rated current

315A, max permissible load current Ib: 190A

Utilization class

aR

Breaking capacity

200kA

Size

1

I²t, pre-arc/total

7300/52000 A²s at 690VAC

Power loss

20W at Ib

Open fuse indicator

D-indicator

Type of gripping lugs

Metal gripping lugs, live part

Weight, each

0,38kg

Manufacturer's part number

170M3817D