Automatic smoke fire damper (
The subway engineering use)
Subway ventilation, fan coil hvac thermostat
air conditioning system of fire and smoke exhaust valve with automatic fire alarm devices and gas fire extinguishing system linkage control.
Each automatic smoke fire damper has two independent electric control signal, respectively by the EMCS, gas system to monitor the control signals for DC24V + 10%.
Each automatic smoke fire damper has six independent feedback signal (
Three open in place, locked in place)
Feedback signals are passive normally open contacts.
Smoke: if you are in the pipeline installed necessary exhaust valve, with ordinary single louvers tuyere can;
Otherwise need plate exhaust port, it also with smoke fire damper of institutions.
Aluminum alloy tuyere, air-conditioning tuyere, double shutter tuyere, diffuser / / vertical dark outfit fan coil
Professional ac compressor control valve
also understand that when you're working with hvac expansion valve product, it's important to understand that quality of motorised valve always matters.
For details on wireless thermostat, see Zhuhai Edison Smart Home Co., Ltd. at Edison HVAC Valves
Innovative technology helped us produce a strong, reliable product as motor operated valve for customers, offer superior quality and dependability to our customers, and scale at a quicker pace.