
The ABB S203M-Z20DC is a 3P miniature circuit breaker designed for current limiting. It offers delayed thermal and electromechanical tripping mechanisms for overload and short circuit protection. Suitable for residential, commercial, and industrial use, this MCB complies with IEC/EN 60898-1 and IEC/EN 60947-2 standards, ensuring reliable performance and safety.
Detailed engineering parameters based on manufacturer documentation