It is suitable for AC 50Hz distribution network circuit with rated working voltage 400V and rated current 100A-5000A and below for distribution of electric energy and protection of lines and power supply equipment to prevent risks from any fault such as overload, undervoltage, short circuit and grounding.
It is suitable for AC 50Hz distribution network circuit with rated working voltage 400V and rated current 100A-5000A and below for distribution of electric energy and protection of lines and power supply equipment to prevent risks from any fault such as overload, undervoltage, short circuit and grounding.
