Model No.: Model DH2201 Fire Telephone
Applicable Standard: GB 16806-2006 Fire Linkage Control System
Power Supply: Dual power supply (main & backup), Supply Voltage DC 24V (22V~30V)
Operating Environment: Ambient Temperature: 0℃~+40℃; Ambient Humidity ≤95% (40℃±2℃, non-condensing)
