Security considerationsHigh and low-voltage switch cabinet is an electrical device, outside into the Cabinet master switches and then into the control switch, tap set according to their needs. Instrumentation, automation, motor magnetic switch, contactor. The safe use of high and low-voltage switch cabinet, pay attention to the following principles:
1, high and low pressure switch inside the car of vacuum circuit breaker in the test position after closing, car breakers from entering the working position.
2, grounding in the high and low-voltage switch cabinet at the time of collection, car breaker not closing.
3, high and low-voltage switch Cabinet of vacuum circuit breaker in the closing work, enclosure grounding on the machinery used by the back door and cupboard door locking
4, high and low-voltage switch cabinet at work closing of vacuum circuit breakers, grounding cannot be input.
5, high and low-voltage switch Cabinet of vacuum circuit breaker in the closing run, unable to exit the car breaker position