Fixed-mounted non-automatic air circuit switches 3-pole, Size 1, IEC In=1000 A up to 690 V, 50/60 Hz AC Icu=55 kA at 500 V Rear horizontal connection without overcurrent release With manual operating mechanism with storage with electrical + mechanical request 50/60 Hz 110 V AC, 110 V DC without 1st auxiliary release With 2nd auxiliary release "F", F2 Shunt release 110 V AC/DC 100% on-load factor 2NO+2NC T40= Door sealing frame