In the daily supervision and inspection, it is found that it is common for emergency lighting to not be used properly due to the wrong wiring mode. Each emergency luminaire should set up a dedicated line road, midway do not set the switch. Second-line and third-line emergency lamps can be unified in the special power supply. The setting of each special power supply should be combined with the corresponding fire protection specification.
Emergency power supply and luminaire separate rotation, its electrical connection should be used high-temperature wire to meet the fire protection requirements.
The connection method is a special emergency luminaire commonly used method, applicable in the emergency lights usually do not make lighting use or 24 hours of continuous lighting (LED logo lamp belongs to this category), after the power outage, the emergency lights automatically lit up.
The connection method is a common method for emergency lamps, which can control the opening or closing of the normal lighting state of emergency lamps, and when the power grid is out of power, no matter what state the switch is in, the emergency lights immediately light up the emergency.
K is the usual lighting switch.