FN12-12 indoor high-voltage load switch is a three-phase high-voltage switchgear with rated voltage of 12KV and rated frequency of 50Hz. It is used for separating and combining load current, closed-loop current, no-load transformer cable transformer current, closed short-circuit current and load switch equipped with grounding switch. It can withstand short-circuit current. It is mainly used for the control and short-circuit protection in the urban distribution station and industrial electric equipment of the three-phase ring network terminal power supply.
Model and meanings
Main technical parameters