Basic steps of switching operation

1, power switch operation should be carried out in the order of circuit breaker (switch), load side disconnector (breaker) and power side disconnector (breaker), and power switch-on operation should be carried out in the reverse order. It is forbidden to close the disconnector (circuit breaker) with load.

2, before the start of the operation, should be on the simulation diagram (or install error prevention device on the computer, computer monitoring) check the simulation preview, and then operate. Before operation, check the system mode, equipment name, number and location, and implement it carefully during operation.

Guardianship repeat system (single person should also sing loudly when operating), and record the whole process. During the operation, the operation should be carried out item by item in the order of filling in the operation ticket. After each step of operation is completed, mark it with "√" after checking that it is correct, and check it again after all operations are completed.

3, monitoring operation, the operator is not allowed to have any operation without the consent of the guardian in the process of operation.