3WL1010-2.B12-....Brand: SiemensMPN: 3WL1010-2.B12-....fixed-mounted circuit breakers 4-pole, frame size 0, IEC N conductor on the left In=1000A to 690V, 50/60Hz AC Icu=55kA at 415V Icu=50kA at 500V Icu=42kA at 690VRequest a quote