... 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
