...series residual current action relay The ASJ series residual current action relay can be combined with a low-voltage circuit breaker or a low-voltage contactor to form a combined residual current protection device. It is mainly suitable for TT and TN sys...
...series residual current action relay The ASJ series residual current action relay can be combined with a low-voltage circuit breaker or a low-voltage contactor to form a combined residual current protection device. It is mainly suitable for TT and TN sys... more
