Siemens Residual Current Circuit Breaker with Overload Protection 125A Current Rating 4-Pole 300 mA Trip 5SU1644-6KK82

Siemens 5SU1644-6KK82 Residual Current Circuit Breaker with Overload Protection features a 125A current rating, 4-pole configuration, and 300 mA trip sensitivity, designed to protect electrical systems efficiently at 400V AC voltage. This circuit breaker is engineered for industrial, commercial, and residential electrical safety, ensuring prevention against residual current faults and overload conditions.

The device is equipped with a robust 10kA breaking capacity to handle short circuits and has a lever type reset actuator for user-friendly operation after tripping events. It is designed for DIN rail mounting, allowing quick and reliable installation in electrical panels.

Manufactured with halogen-free and silicon-free materials, this circuit breaker contributes to safer environments by reducing toxic emissions under fault conditions. The product conforms to CE, EAC, and VDE standards, certifying compliance with international safety and performance requirements.

Compact dimensions of 90mm height, 198mm width, and 77mm depth make it suitable for a variety of panel sizes. Screw terminal types provide secure and durable electrical connections. The overvoltage category III rating and IP20 protection class assure safety against electrical shocks and ingress of solid foreign objects.

Designed for DIN rail mounting, ensuring easy installation. Rated for 400V AC voltage operation with a breaking capacity of 10kA. Features a lever reset actuator for straightforward resetting after tripping. Terminals use screw type for secure electrical connections.

Dimensions are compact with 90mm height, 198mm width, and 77mm depth. Conforms to CE, EAC, and VDE standards for reliability and safety. Halogen-free and silicon-free materials enhance environmental safety. Provides residual current type A protection and type B tripping characteristics.

Overvoltage category III and IP20 protection class ensure operational safety. Manufactured in Germany ensuring high quality standards.

This Residual Current Circuit Breaker is ideal for electrical protection in industrial installations, manufacturing plants, HVAC systems, commercial buildings, and residential facilities to safeguard against electrical faults and hazards effectively. Its enhanced specifications cater to demanding environments requiring reliable circuit protection and compliance with stringent safety standards.

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