How to recover from high-power power outage in dormitory?

If the dormitory is cut off by high-power power, just ask the housekeeper to dial the circuit for you. The definition of high-power electrical appliances:

Generally, the electrical appliances that directly use 220 V alternating current and are larger than 1200W are called high-power electrical appliances, so as to distinguish the electrical appliances whose step-down mains electricity is converted into DC, and the washing machine belongs to the range of high-power electrical appliances. Common high-power household appliances: air conditioners, electric water heaters, ovens, induction cookers and microwave ovens. Rice cookers are not high-power appliances.

Technical measures mainly include:

1. Take certain protective measures for buildings and electrical equipment. For example, the grounding and protection of electrical equipment are connected to zero; Enclose live conductors, hang safety color codes, etc.

2. Staff protection measures. For example, if you work without power failure, you should use safety tools and keep a certain safe distance to ensure that people don't get an electric shock, safe voltage.

3. Protection measures for high-voltage equipment and nearby personnel. For example, take measures such as grounding and shielding to prevent electrostatic induction and high-voltage electric field from affecting human body.

4. Protective measures against static electricity generated by various equipment in production (see electrostatic protection).

Refer to the above? Baidu encyclopedia-high power electrics

Refer to the above? Baidu encyclopedia-electricity safety measures