LGDH-12~40.5 shift-type metal armored switchgear is a three-phase AC 50Hz, rated voltage 12kV ~ 40.5kV indoor complete set of equipment, 40.5kV is suitable for single bus or double bus, as opening and closing offices, power plants, substations and industrial and mining enterprises to accept and distribute electric energy, It can control, protect and detect the circuit and can also be used in the place of frequent operation.