ABB 2CSF204001R3400

The F204 AC-40/0.3 residual current circuit breaker provides essential protection for both individuals and electrical installations against earth fault currents. With a rated current of 40 A and a rated residual current of 300 mA, this device is suitable for applications requiring immediate response to fault conditions.

This model adheres to IEC/EN 61008 and UL 1053 standards, ensuring reliable functionality in a variety of environments. It operates within a voltage range of 230/400 V AC and features a maximum surge current of 0.25 kA. The circuit breaker is designed for installation on DIN rails, with a width of four modular spacings, making it compatible with standard electrical cabinets.

Operational capabilities include an electrical endurance of 10,000 cycles and a mechanical endurance of 20,000 cycles, ensuring long-term reliability. The device maintains functionality in ambient temperatures ranging from -25 °C to +55 °C and possesses a degree of protection rated at IP2X.

Accessories are available for this model, including auxiliary contacts and undervoltage releases, enhancing its versatility in various applications. Furthermore, the product is compliant with environmental directives, including RoHS and REACH, ensuring adherence to sustainability practices.