China HY-M900K Manual Alarm Button:
HY-M900K Manual Alarm Button
1)Chapter of international code for fire safetysystems as amended by MSC.3119880;
2)Chapter of international code for fire safetysystems as amended by MSC.339(91);
3)EN54-2:1997,Fire detection and fire alarm systems Part2:control and indicating equipment.
Colour: Red
Shell material: ABS Fire retardant
Cable gland: 2-PG16
Working voltage: DC15V~33V
Monitor current: ≤5μA
Alarm current:≤30mA
IP rating: IP44/56
The address is written by encoder