fixed-mounted circuit breaker 4-pole, size II, IEC In=2000A to 690V, AC50/60Hz Icu=66kA at 500V rear connection vertical Overcurrent release ETU 15 LI protection adjustable 0.5-1 in With manual operating mechanism with storage with mechanical request without 1st auxiliary release without 2nd auxiliary release 2NO+2NC S33= Castell/Fortress Tension lever T40= Door sealing frame