3WA1240-4.B31-....Brand: SiemensMPN: 3WA1240-4.B31-....Withdrawable circuit breaker with guide frame, IEC 60947-2, frame size 2, 3-poles, In=4000A up to 690V AC 50/60Hz, breaking capacity M Icu=85/66kA at 500/690V, Request a quote