1SFL577001R7111

The ABB AF400-30-11-71 Contactor, Part No. 1SFL577001R7111, is a heavy-duty 3-phase, 3-pole power contactor designed for industrial motor starting, isolation, bypass and high-current power switching. It uses ABB’s AF electronic coil technology with a wide control-voltage range of 250–500 V AC, 50/60 Hz, and 250–500 V DC. The AF coil is designed to handle significant control-voltage variations and incorporates built-in surge protection.

The contactor has 3 normally-open main contacts and 1 NO + 1 NC pre-mounted auxiliary contacts. ABB rates it at 400 A AC-3 at 380/400 V, 415 V, 440 V and 500 V, 350 A at 690 V, and 155 A at 1000 V. Its AC-3 motor ratings include 200 kW at 380/400 V, 220 kW at 415/440 V, 250 kW at 500 V, and 315 kW at 690 V.