The Siemens 3RT1044-1BB40 is a SIRIUS 3RT1 series power contactor designed for controlling three-phase motors and other high-power loads. It features a 3-pole configuration with 3 Normally Open (NO) main contacts, a 24 V DC coil, and screw terminals. Rated for 65 A in AC-3 (motor load) and 30 kW at 400 V, it belongs to the Size S3 frame, making it a robust solution for demanding industrial motor control applications.
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