It is suitable for AC 50Hz distribution network circuit with a rated operating voltage 400/690V and a rated current 630A-3900A and below for the distribution of electric energy and the protection of lines and power equipment to prevent risks caused by faults such as overload, undervoltage, short circuit and grounding.
It is suitable for AC 50Hz distribution network circuit with a rated operating voltage 400/690V and a rated current 630A-3900A and below for the distribution of electric energy and the protection of lines and power equipment to prevent risks caused by faults such as overload, undervoltage, short circuit and grounding.
