Electrical equipment in operation on fire, must first cut off the power supply, and then extinguish. If you can not quickly cut off the power, you can use carbon dioxide, carbon tetrachloride or dry powder fire extinguishers and other fire extinguishers. Use, must maintain a sufficient safety distance, for 10kV and the following equipment, the distance should not be less than 40cm.
In the fight against electrical fires without cutting off the power supply, it is necessary to use the following types of fire extinguishers:
Carbon tetrachloride fire extinguisher - electrical equipment fire has a good Extinguishing effect, carbon tetrachloride does not burn, and does not conduct electricity.
Carbon dioxide fire extinguishers - the most suitable for fighting fires in electrical and electronic equipment, carbon dioxide has no corrosive effect, does not cause damage to equipment. Dry powder fire extinguishers - it combines the strengths of carbon tetrachloride and carbon dioxide, suitable for fighting electrical fires, extinguishing speed.