How to manage the high and low voltage in the power distribution room of hotel engineering department

The distribution room is also called the distribution room. In the national standard, the definition of the distribution room is: "Only the high-voltage distribution device can switch on and off and distribute electric energy, and there is no main transformer on the bus". The difference between a distribution substation and a substation is that there is no transformer in the distribution substation, and the substation is full of transformers. The power distribution room is a key part of the building's power supply system, with full-time electricians running 24 hours a day. Without the permission of the management office manager and department head, non-staff members are not allowed to enter. The personnel on duty must hold relevant certificates and be familiar with the status, operation methods and safety precautions of power distribution equipment. The personnel on duty must pay close attention to the instructions of voltmeter, ammeter and power factor meter; Do not overload the air switch. Always keep the ground and equipment in the distribution room clean. Switching operation of the equipment in the distribution room shall be carried out by the personnel on duty alone, and other personnel present only serve as guardians and shall not interfere; It is forbidden for two people to switch the brake at the same time to avoid mistakes.

Operating rules/instructions

1. Unqualified electromechanical personnel shall not switch on.

2. Before closing, disconnect all air switches of each branch.

3. Ensure that there is no one on the whole line and there is no short circuit.

4. Check the instructions of each table after closing and observe for 5 minutes.

Power outage operation specification

1. Turn off the air switch of each circuit and pull down the breaker switch of each circuit.

2. Disconnect the main switch of the low-voltage distribution cabinet.

3. put up a sign prohibiting closing.

Maintenance operation

1. Live working is strictly prohibited.

2. Carry out maintenance as planned.