Fire and smoke control valve (ordinary) Size Size (A × B × L) rectangular: 200 × 200 × 220 ~ 2000 × 1250 × 220 round: Φ320 ~ Φ1600 multi-leaf exhaust valve exhaust port, thickness: L = 320 special specifications can be customized. Fire dampers, spiral duct, electric air valve, valve actuators, Siemens valve actuators, valve selection and installation, valve manufacturers, valve legends, outlet valve, manual valve, pressure delivery valve; smoke damper, fire control valve, 70-degree fire dampers, exhaust valves, dampers works, fire dampers pictures, damper installation location, wiring diagram 280 degrees dampers, exhaust fans, diffusers, dampers, positive blower, air flow control valve, fire dampers price, a flue damper exhaust valves, exhaust valves main functions and characteristics DC24V electrical signals can be quickly opened manually close the valve output signals, interlocking exhaust fan is turned on manually reset to PY-02YSD open exhaust valve can be opened manually remote control, remote control manual reset Second, the main technical parameters of the exhaust valve operating voltage / current: DC24V / 0.5A air leakage: 290m3 / h · m2 (standard state) PY-BSD remote control exhaust valves of steel cable length ≤6M Size (A × B × L). Fire dampers, spiral duct, electric air valve, valve actuators, Siemens valve actuators, valve selection and installation, valve manufacturers, valve legends, outlet valve, manual valve, pressure delivery valve, valve selection and installation, valve manufacturers, valve legends, outlet valve, manual valve, pressure delivery valve smoke damper, fire control valve, 70-degree fire dampers, exhaust valves, dampers works, Picture damper, fire damper mounting position of the damper 280 wiring diagram, dampers, air flow control valve, fire dampers price, flue damper is suitable for studio, hospitals, theaters, classrooms, concert halls, libraries, recreation hall theater lounge, general offices, shops, hotels, restaurants, and gymnasium. Multi-leaf exhaust valve exhaust port | Fukasawa exhaust valves | Hao Yang air conditioning equipment provided by the Texas Air Conditioning Equipment Co., Ltd. Hao Yang. Air Conditioning Equipment Co., Texas Hao Yang (www.dzapjt.com) strong, credible, in Dezhou fan, ventilation equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead Hao Yang air conditioning and you hand into the brilliant, for a better future!