Siemens · Drives, Motors and Circuit Protection
3VA6225-5KQ31-2AA0
Overview
circuit breaker 3VA6 UL Frame 250 breaking capacity class M 35 kA @ 480 V 3-pole, line protection ETU860, LSIG, In=250 A overload protection, 100% rated Ir=100 A...250 A short-circuit protection Isd=0.6..10x In, Ii=1.5..10x In neutral conductor protection optionally with external current transformer, up to 160% ground-fault protection Ig=0.2...1 x In, tg=0.05-0.8s without connection