The electric box is a complete set of devices for centralized installation of switches, instruments and other equipment. Therefore, fire prevention measures are an important thing. The following fire prevention measures shall be taken:

1. The distribution room shall be equipped with a number of fire-fighting equipment;

2. Each oil filled electrical equipment, such as circuit breaker, voltage transformer, etc., shall be installed in the interval with partition on both sides. When the total oil volume is more than 600 kg, it shall be installed in a separate explosion-proof room; when the total oil volume is more than 60 kg, such as oil immersed voltage transformer, there shall be oil storage facilities or oil retaining facilities;

3. Connecting cables, busbars, ventilation pipes, etc. shall pass through walls, floors and ground to leave holes, which shall be blocked with refractory materials, so as to avoid the expansion of fire after the fire of oil filled equipment;

4. The high voltage distribution room shall be of class I and II fire resistance rating. The fire resistance rating of LV distribution room shall not be lower than level III. The windows of the power distribution room shall be provided with waterproof, rain and snow proof measures to prevent small animals from entering. When the high and low voltage power distribution devices are in the same room, the distance between them shall not be less than 1 m.