Hyundai Hat 12 Air Circuit Breaker 3 Poles 1250A 690V AC 50/60 Hz

Hyundai heavy industries co. ltd.

Air circuit breaker

Hat 12

Poles 3

Operational volt. (ue) 690v ac

Rated frequency: 50/60 hz

Rated current: 1250a

Standard iec 60947-2, ansi 37-13

Rate breaking:

ue: 660-690v   35/35ka

Capacity (icu): 550-600v 50/50ka

 (ics)= 100% (icu): ue: 220-500v icu: 65ka

Short time with- 1sec   50ka

Stand current (icw) 3sec 45ka

amb. Temp. 45°c

Over current trip

Korea