This MCB mini circuit breaker by ABB is a compact 45mm width device designed for primary transformer protection. It provides fuse-less protection against overload and short-circuit scenarios. With a rated operational current of 12A and a short-circuit current setting of 20 times the rated operational current, this circuit breaker is a reliable choice for control transformers on the primary side.

• Rated operational current of 12A
• Fuse-less protection against overload and short-circuit
• Compact 45mm width design for easy installation
• Short-circuit current setting of 20 times the rated operational current
• Built-in disconnection function for easy manual connect and disconnect
• Rated service short-circuit breaking capacity of 100 kA at 400V AC
• Trip class 10 for added safety
• Temperature compensation, trip-free mechanism, and rotary handle with clear switch position indication

• Protection of control transformers on the primary side
• Ideal for scenarios requiring high inrush current handling
• Suitable for applications where manual connect and disconnect is required

Yes, the MCB Mini Circuit Breaker has a short-circuit current setting of 20 times the rated operational current to handle high inrush currents.

Yes, this circuit breaker offers fuse-less protection against both overload and short-circuit scenarios.

Yes, this product is specifically designed to protect control transformers on the primary side.

Yes, the MCB Mini Circuit Breaker features a built-in disconnection function for easy manual connect and disconnect operations.

The circuit breaker offers a rated service short-circuit breaking capacity of 100 kA at 400VAC for added safety.