1. Application

SD alarm contact for in AC 50Hz, conventional thermal current to 4a, the circuit of rated voltage to 230V or DC rated voltage to 110V, the CQB5A circuit breaker assembly, long distance circuit breaker on-off signal indicative of use.

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)