1. To accurately grasp the characteristics of various wiring methods, in order to avoid blind wiring, can not play a role;
2. Emergency lighting As part of the usual lighting, three-wire controllable connections should be used.
3. For multi-storey public buildings, if no control center is provided, the emergency lighting fixtures at various locations can be controlled by adding on-site switching (single lamp control or multiple lamp control) or centralized control of the three-wire connection within the distribution box. .
4. There is a fire control center project, in order to meet the requirements of the fire control layer and related layers of fire emergency lighting in order to meet when a fire occurs.
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