withdraw. non-aut. circuit-b. with guide frame 4-pole, size I, IEC In=1600A to 690V, AC50/60Hz Icu=66kA at 500V rear connection horizontal without overcurrent release With manual operating mechanism with storage with mechanical request With 1st auxiliary release Shunt release "F", F1 50/60 Hz 110 V AC/110 V DC, 100% on-load factor without 2nd auxiliary release 4NO+4NC M06= Motor drive, Drive motor AC 50/60 Hz 208-240 V or 220-250 V DC M25= Switch-on solenoid 110-127 V AC/110-125 V DC, 100% on-load factor P23= Retrofitted to Connection: Top horizontal, bottom vertical R21= Shutter 2-part can be locked with bracket lock S05= Castell/Fortress locking device in Off position Disconnector condition Safe Off/disconnector function