withdrawable circuit breaker 4-pole, size 2 In=2000A to 500V, 50/60Hz AC Icu=66kA at 500V with mechanical lockout device with tripped signaling switch with tripped indicators Overcurrent release ETU37WT LSING Setting range according to FS with display Motorized/manual operating mechanism with memory with electrical and mechanical activation Motor and electr. calling for 110...127 V AC, 110...125 V DC Activation solenoid 110...125 V DC With 1st auxiliary release Undervoltage release "R", F3 110...127 V AC, 110...125 V DC instantaneous With 2nd auxiliary release Shunt release "F", F2 110...127 V AC, 110...125 V DC switch position-depending 1st + 2nd auxiliary current switch block 2 NO + 2 NC - 2 CO