Lock the control cabinet (box) :
First of all, the maintenance personnel will stop the field equipment, and then submit to the electrical shift chief to stop the power transmission ticket by the electrical personnel locked, the key by the electrical personnel to retain.
The lock of the voltage cabinet in the electrical room: first of all, the maintenance personnel will notify the electrician with the intercom, first of all, register and sign on the stop call ticket, and then the field electrical personnel will lock in the designated position, and the key will be kept by the lock personnel themselves.
Lock your confirmation
After the equipment is locked, the locked condition shall be effectively confirmed, and maintenance operation can only be carried out after confirmation.
3.4 the unlock
After the maintenance work, clean up the maintenance site, by the electrical locking personnel unlock the locking equipment, to the electrical room to unlock the personnel should also be locked in the registration form will cancel their name. Inform central control room after onsite unlocking and test run.
3.5 for those who fail to correctly implement the program, any person who neglects the listing and locking program will receive points deduction or direct financial punishment according to the seriousness of the case.
3.6 for electrical equipment in daily operation, the electrician must lock the locked power distribution room and distribution cabinet (box).