1. Application

OF auxiliary contact applicable to AC 50Hz, conventional thermal current to 4a, rated voltage to 230V or DC rated voltage to 110V circuit and its and CQB5a circuit breaker assembly, long distance circuit breaker on-off signal indicative of the used. Standard Number：

GB 14048.5、IEC 60947-5-1。

2. Technical data

3. Working and the installing condition.

3.1 Ambient temperature：-40℃~40℃

3.2 Relative humidity：≤90%/20℃，≤50%/40℃

3.3 Altitude is no more than 2000m

4. Overall and Mounting dimensions (mm)