How does the State Grid stipulate the power outage?

According to the Power Supply Service Specification of State Grid Corporation, Article 9 Power supply reliability indicators are as follows:

(a) the reliability of urban power supply is not less than 99.89%, and the reliability of rural power supply is not less than 99%;

(2) Reduce the number and duration of power outages to customers caused by planned maintenance of power supply equipment and power system accidents. When the power supply equipment is scheduled to be overhauled, the number of power outages per year for customers with voltage levels of 35 kV and above shall not exceed 1 time; Customers who supply power at 10 kV voltage level shall not exceed 3 times a year;

(three) when the power supply facilities need power outage due to planned maintenance, the power outage area, line, power outage time and power supply restoration time should be announced 7 days in advance, and the important customers should be informed. If it is necessary to cut off power supply facilities due to temporary maintenance, it shall notify important users 24 hours in advance or issue an announcement;

(4) In case of power failure or power limitation in an emergency, when the customer makes a request, he should do a good job of explaining to the customer and restore normal power supply as soon as possible.

Extended data:

Due to force majeure or unexpected events, power generation and power supply system facilities have to stop running, or emergency power failure due to emergency repair and continuous power supply.

Legal procedures for emergency power outage: The laws and regulations do not stipulate the procedures for power supply enterprises to notify emergency power outage in advance in case of abnormal power generation and power supply system.

Legal liability of power supply enterprises in case of emergency power failure: In case of emergency, power supply enterprises will not bear legal liability without prior notice to stop power supply. However, power supply enterprises should repair in time in accordance with the relevant provisions of the state. If it is not repaired in time and causes losses to users, it shall be liable for damages.

Emergency measures for power failure:

1. In case of power failure, lighting tools such as flashlights should be used. First, check whether the internal distribution switch and leakage protector trip.

2. If there is burning smell, smoke and discharge in the room, all power supplies should be cut off immediately to avoid fire.

3, fuse blown, should be replaced in time, but can't use copper, iron, aluminum wire instead.

4. Emergency lighting sources, such as candles and flashlights, should be provided indoors and placed in a fixed position.

5, wire aging is easy to cause power outages, should report to the relevant departments as soon as possible to replace.

6. If it is found that the power outage is not caused by indoor reasons, contact the property management personnel in time.

Source of reference: Yan 'an Municipal People's Government-Power Supply Service Specification of State Grid Corporation.