Siemens Residual Current Circuit Breaker with Overload Protection, 100A Current Rating, 4-Pole, 300 mA Trip 5SU1674-7CK81

Siemens 5SU1674-7CK81 Residual Current Circuit Breaker with overload protection is engineered for dependable electrical circuit safeguarding in industrial, commercial, and automation environments. It offers a 100A current rating with 4-pole configuration and a trip sensitivity of 300 mA, ensuring rapid disconnection in the event of earth leakage or overload conditions.

This RCBO (Residual Current Breaker with Overload) incorporates a Type C tripping characteristic, ideal for general-purpose protection against overloads and short circuits with moderate inrush currents. Its mounting type is DIN rail, allowing for straightforward integration into existing electrical distribution panels and switchgear.

Designed to withstand operating voltages up to 480V AC, the device boasts a breaking capacity of 10 kA, suitable for high fault current scenarios. Electrical connections are secured via screw terminal types to maintain reliable contact integrity.

Constructed with IP20 protection class, the breaker is housed using halogen-free and silicon-free materials, aligning with modern safety and environmental standards. The lever reset actuator enables quick and safe manual resetting after a trip event.

Certified to EAC and CE standards, the Siemens 5SU1674-7CK81 ensures compliance with regional and international quality and safety regulations. Its German origin denotes precision engineering and manufacturing quality.

This breaker is well-suited for use in electrical distribution systems within industrial plants, commercial buildings, water treatment facilities, HVAC controls, and manufacturing machinery, providing critical fault protection and personnel safety.

4-pole residual current protection combined with overload safety. Type C characteristic for versatile protection requirements. Robust 10 kA breaking capacity to handle short circuits. Compact dimensions: 198 mm width, 90 mm height, and 77 mm depth.

Environmentally responsible design with halogen and silicon-free materials. Explore more Siemens circuit protection devices and accessories available on EnvMart for safe and efficient electrical system management.