ABB Residual Current Circuit Breaker with Overload Protection 20A, 1-Pole, 30 mA 2CSR275051R1205 DSE201 M B20 AC30 - N Blue

ABB 2CSR275051R1205 DSE201 M B20 AC30 - N Blue Residual Current Circuit Breaker with Overload Protection is designed to provide comprehensive protection against short circuits, overloads, earth fault currents, and indirect contacts in electrical installations. This 1-pole RCBO combines residual current and overcurrent protection in a single compact module, ideal for both residential and light commercial applications.

The device has a current rating of 20A and operates at a rated AC voltage of 240V. It features a sensitive trip mechanism with a 30 mA threshold, type B tripping characteristics, capable of detecting AC and pulsating DC residual currents. The thermal magnetic tripping mechanism provides reliable overload and short-circuit protection, while the toggle switch reset actuator offers user-friendly operation.

Designed for DIN rail mounting, this RCBO ensures quick and straightforward installation within distribution boards. Its screw terminals guarantee secure wiring connections, enhancing safety and reliability. The robust design supports an operating temperature range from -25 to +55 °C, allowing operation in various environmental conditions.

The breaking capacity is rated at 10kA, making it suitable for handling high fault currents without damage. Dimensionally compact with measurements of 115mm height, 69mm depth, and 18mm width, the device fits well within standard panel enclosures.

Thermal magnetic tripping mechanism ensures robust overload and short circuit protection. Trip sensitivity of 30 mA provides effective earth leakage detection. Type B characteristics detect a wider range of residual current types including pulsating DC.

DIN rail mounting facilitates easy installation and maintenance. Screw terminal type enhances secure and stable electrical connections. Compact size for versatile use in various electrical distribution setups. Operating temperature range supports reliable functionality in diverse environments.

Complies with RoHS and IEC standards ensuring quality and safety.

This RCBO is suited for applications in industrial, residential, and commercial electrical systems, providing essential protection and enhancing electrical safety. It is part of ABB's System Pro M Compact series, widely recognized for reliability and performance in circuit protection.

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