3RT7017-1AN21 Siemens AC Contactor New Original Plc Programming Controller module

2. Key Selling Points

1. High Reliability & Long Service Life: Constructed with high-quality materials and advanced arc-quenching technology, ensuring excellent electrical and mechanical endurance even under frequent operation, reducing maintenance costs.
2. Energy-Efficient and Quiet Operation: Equipped with an energy-saving magnetic system that reduces power consumption and operational noise, contributing to a more comfortable working environment.
3. Modular Design & High Compatibility: Part of the Siemens SIRIUS 3RT7 modular system, easily combinable with 3RV motor protection circuit breakers, auxiliary contacts, time delay modules, and other accessories to quickly build complete motor control and protection solutions.
4. Wide Voltage Coil for High Tolerance: The control coil (AN21) operates reliably within a broad voltage range, offering strong tolerance to power supply fluctuations and enhancing system stability.
5. Flexible and Easy Mounting: Supports both DIN rail mounting (TH35 standard) and screw mounting, allowing for flexible installation in control panels.