Mode of operation:
1. Direct operation: Handle is installed on the switch.
2. Operation outside the board: Handle is installed outside of distribution cabinet.
3. It can be assembled two groups of auxiliary contacts.HGL load isolation switch can be devided into 18 specs from HGL-40A~3150A, it is the basic type of module design, it has three poles, four poles, and (three poles+on and off neural pole), applied to make and break circuit or electric isolate, over 1000A is only for electric isolation.
Symbol window on front face indicated the contact on-off state.
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