Fire emergency light for house wiring method
The laying of fire emergency light for house equipment line should be set up with a dedicated line according to regulations, and should not share a power line with commonly used lighting lines, and there should be no switch in the middle of the dedicated line. Two-wire and three-wire Fire emergency light for house can use a dedicated power cord for fire emergency. The setting of special power supply for fire emergency lighting should be combined with corresponding fire protection codes. If the fire emergency power supply is placed separately from the lamps and lanterns, the electrical connection should adopt a high-temperature-resistant power cord to meet the fire protection requirements and improve the protection level;
1. Two-wire system
The two-wire Fire emergency light for house wiring method is a common connection method for special fire emergency lamps. It is suitable for emergency lights not used for lighting at ordinary times, or for continuous lighting for 24 hours. (CED sign lights belong to this category) When fire emergency lamps encounter a sudden power failure, the emergency lights will automatically light up to provide lighting sources;
2. Three-wire system
The three-wire Fire emergency light for house wiring method is a more commonly used emergency light wiring method, which can manually control the on or off of the usual lighting state of the emergency light. When the power supply is suddenly cut off, regardless of the setting In whatever state the switch is in, the emergency light will immediately light up for emergency, provide a light source, and maintain lighting.