This MCB mini circuit breaker by ABB is a compact device designed for primary transformer protection, with a current rating of 6.3A. It offers fuse-less protection against overload and short-circuit, with a fixed short-circuit current setting of 20 times the rated operational current. The device also features a trip class 10, temperature compensation, and a built-in disconnection function for manual connect and disconnect operations.

• Trip class 10 for efficient protection
• Temperature compensation for consistent performance
• Rotary handle with clear switch position indication
• Short circuit trip indicator for quick identification

• Ideal for use in controlling transformers on the primary side
• Suitable for applications requiring high inrush current handling
• Can be used for primary transformer protection in various electrical setups

Yes, the MCB Mini Circuit Breaker is designed to provide fuse-less protection against overload.

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

No, the short-circuit current setting is fixed to 20 times the rated operational current for efficient protection.