Siemens Siemens 5SG1812 NEOZED fuse holder

Fixed-mounted circuit breaker 4-pole, Size 1 In=1250 A up to 690 V, 50/60 Hz AC Icu=65 kA at 500 V with ready to close signaling switch with mechanical lockout device with tripped signaling switch with tripped indicators Connection top horizontal bottom horizontal Single hole Overcurrent release AZN Version B Setting range 500...1250 A Motorized/manual operating mechanism with memory with electrical and mechanical activation Motor and electr. calling for 110...127 V AC, 110...125 V DC With 1st auxiliary release Undervoltage release "R", F3 220...240 V AC, 220...250 V DC instantaneous With 2nd auxiliary release Shunt release "F", F2 24 V DC Switch position-depending auxiliary current switches 2 NC+2 NO