Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection {; integrated protection } responsive to the appearance of abnormal wave forms, e.g. ac in dc installations
Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection {; integrated protection } responsive to the appearance of abnormal wave forms, e.g. ac in dc installations