Siemens 3RT1975-5AS31 Changeover Operating Mechanism, 500-550V AC/DC Original Brand New

Overview

The Siemens 3RT1975-5AS31 Changeover Operating Mechanism is a critical accessory designed for use with SIRIUS 3RT107 and 3RT147 power contactors (typically Size S12). It provides flexible, reliable control for high-power applications. This mechanism supports both AC (50-60 Hz) and DC operation with a wide control supply voltage range of 500 V to 550 V. Engineered for maximum efficiency, it features a Standard/Economy circuit mode and secure screw terminals for robust electrical connections. As a genuine Siemens SIRIUS component, the 3RT1975-5AS31 ensures seamless integration and sustained performance within industrial control systems.

Key Benefits

• Universal AC/DC Compatibility: Simplifies inventory and application flexibility by supporting both AC (50/60 Hz) and DC control supply at high voltage.
• Energy Efficiency: Features a Standard/Economy circuit operating mode, optimizing power consumption during continuous operation (holding phase).
• High Voltage Rating: Designed specifically for 500 V to 550 V control systems, suitable for demanding industrial environments.
• Reliable Connection: Equipped with robust screw terminals to ensure a secure and durable wiring connection, minimizing downtime.
• Seamless Integration: Fully compatible accessory for Siemens 3RT107 and 3RT147 contactors (S12 frame size).

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