Siemens Residual Current Circuit Breaker with Overload Protection 100A Current Rating 4-Pole 300 mA Trip 5SU1674-8EK81

Siemens 5SU1674-8EK81 Residual Current Circuit Breaker with Overload Protection is designed for reliable electrical protection integrating both residual current and overload functions.

This 4-pole RCBO provides a 100A current rating and a trip sensitivity of 300 mA, making it suitable for industrial, commercial, and manufacturing electrical systems requiring sensitive fault detection and protection.

Operating at a rated voltage of 400V AC, it supports demanding electrical environments where protection against electric shock and fire hazards is critical. The device includes a breaking capacity of 10kA and type D tripping characteristics, ensuring rapid isolation of faults to protect circuits and equipment.

It is designed for DIN rail mounting with screw terminals allowing easy installation and secure wiring. The reset actuator lever enhances operational usability with quick manual resetting capability after tripping events.

Measuring 198mm in width, 90mm in height, and 77mm in depth, the circuit breaker accommodates space constraints in electrical panels. Its construction is halogen-free and silicon-free, contributing to safer environments and compliance with environmental standards.

Certified to EAC and CE standards, this Siemens RCBO guarantees quality and safety assurance. Manufactured in Germany, it exemplifies robust engineering and extended product life under the Siemens Better World claim.

This RCBO combines residual current and overload protection for enhanced electrical safety. The device features a breaking capacity of 10kA suitable for demanding electrical environments. Rated for 400V AC operation, it supports industrial and commercial electrical systems.

Mounts easily on DIN rails with screw terminals for secure connections. Equipped with a lever reset actuator for quick and safe operation. The device complies with EAC and CE standards ensuring regulatory adherence. Designed with type D tripping characteristics for selective fault detection.

Its compact dimensions (198mm width, 90mm height, 77mm depth) facilitate space-saving installation. Constructed to be halogen-free and silicon-free, emphasizing environmental safety. Manufactured in Germany with an IP20 protection class for indoor electrical panels.

Use this Siemens Residual Current Circuit Breaker in electrical distribution boards, industrial automation systems, HVAC installations, manufacturing plants, and commercial buildings.

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