Schneider Electric Residual Current Circuit Breaker with Overload Protection, 20A Current Rating, 3-Pole, 300 mA A9DK5720

Schneider Electric A9DK5720 residual current circuit breaker with overload protection is engineered to safeguard electrical circuits against overcurrent and earth leakage faults with a 20A current rating in a 3-pole configuration and 300 mA trip sensitivity. Featuring advanced thermal magnetic trip unit technology combined with instantaneous earth-leakage protection and a time delay function, this breaker ensures precise and reliable operation under fault conditions.

Its DIN Rail mount and compact dimensions of 93mm height, 73mm depth, and 90mm width allow straightforward integration into various electrical panels. The device includes a toggle switch reset actuator and a clear ON/OFF plus trip indicator to facilitate easy operation and diagnostics.

Rated for 400V AC voltage and a breaking capacity of 4.5 kA, it withstands high fault currents robustly. The impulse withstand voltage rating of 4 kV enables resistance to voltage surges and transient disturbances. Electrical durability is certified for 20,000 cycles, underscoring the breaker’s longevity and reliability in demanding industrial and residential environments.

This Schneider Electric RCBO is padlockable, adding an extra layer of protection by preventing unauthorized changes and enhancing safety compliance. It meets critical international standards such as RoHS and EN/IEC 60947-2, ensuring adherence to environmental and safety requirements.

Ideal for electrical distribution, overcurrent protection, and residential applications, the breaker efficiently combats short circuits and overload conditions while providing dependable earth-leakage protection.

Equipped with thermal magnetic trip unit technology for effective overload and short-circuit protection. Designed with a toggle switch reset actuator type and ON/OFF & trip indicator. Mounts easily on DIN Rail for secure installation.

Rated AC voltage is 400V AC ensuring compatibility with industrial and residential systems. Compact dimensions: 93mm height, 73mm depth, and 90mm width. Breaking capacity of 4.5 kA for robust circuit protection. Impulse withstand voltage rating of 4 kV to handle transient surges.

Electrical durability rated for 20,000 operating cycles, ensuring long service life. Padlockable design for extra safety and protection against unauthorized operation. Complies with RoHS and EN/IEC 60947-2 standards for safety and quality assurance.

Suitable for use in distribution, overcurrent protection, and residential electrical installations.

This product is ideal for use in industrial, residential, HVAC, and electrical distribution systems requiring reliable residual current and overcurrent protection. Explore more from Schneider Electric and similar Residual Current Circuit Breakers at EnvMart for your safety and circuit protection needs.