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Switch You May Also Be Interested In: high voltage vacuum power supply unit
indoor AC high voltage load-breaking switch is three-phase AC 50Hz and rated voltage 12kV indoor installation, which is suitable for using in industry and mining situations, enterprise substations and transformer substations for protection and controlling the electrical facility, by using OFF and ON load current, closed loop current, idling transformers and cable charging current. It has manual and electrical motor operating mechanism that is advantageous to realize three remote controls requirement of power system. FZRN25-12D / T� � -31.5 indoor AC high voltage vacuum load switch-the fuse combination electric appliance is three-phase AC 50Hz, rated voltage 12kV indoor installation, which is suitable for load control and short-circuit protection. It is equipped with the earthing switch that may withstand short-circuit current. FZN25-12D / FZRN25-12D load switch and combination electric appliance is suitable for load control and to short-circuit the protection, in three-phase ring net, the terminal power supply urban districts, power distribution stations and the industry consumers. The combined electric appliance has more reliable economical protection functions than circuit breaker electrical appliance equipment, especially for the ring net, double radiation power supply unit and box type transformer substation