Wiring Diagram For Domestic Fire Alarm. Level 1 in buildings that are protected by an automatic sprinkler system and whos wiring is installed in metal raceways level 2 can be accomplished by a 2 hour rated ci wire or b 2 hour fire rated cable system or c 2 hour fire rated enclosure or. Fire alarms.
The working of the circuit is simple and is explained below. Protects wiring against mechanical damage not damage by fire. Level 1 in buildings that are protected by an automatic sprinkler system and whos wiring is installed in metal raceways level 2 can be accomplished by a 2 hour rated ci wire or b 2 hour fire rated cable system or c 2 hour fire rated enclosure or.
But the main point of reference is the british standard for installation on alarms in domestic properties bs 5839 62013.
A cables used for the mains supply to smoke alarms and any heat alarms and any interconnecting wiring between all smokeheat alarms may comprise any cable suitable for domestic mains wiring. Conventional fire alarm systems. Basic alarm wiring simple wiring diagrams for mains powered fire and carbon monoxide alarms wiring diagrams are included in the instructions supplied with all alarms but here are a few basics. There are symbols that show the location of smoke detectors the doorbell chime and thermostat.