70 degrees damper Features: 1. usually was turned 2.70 ℃ (ventilation and air conditioning systems), 280 ℃ automatically shut down (exhaust system), FHF-70 (280) A-type closed after latching 3. Manually reset 0- 90. Level or scope stepless adjustment vane opening 4. 5. electrical output signals for the closing action of a group of normally open, normally closed micro-switch is suitable for studio, hospitals, theaters, classrooms, concert halls, libraries, recreation hall, theater lounge, general offices, shops, hotels, restaurants, and gymnasium. 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, the positive pressure blower, air flow control valve, fire dampers price, flue damper fire control valve is usually installed on both the demand and the need for fire places smoke ventilation ducts, can also be used for gas extinguishing systems duct or hoisting aloft ventilation and air conditioning pipes on the ceiling inside. First, the fire control valve main functions, features 70 ℃ fuse action manual damper, the valve automatically closes the valve DC24V input signals, quickly closed manually shut down, manually adjust the torque output shut off signal damper manufacturers, air-conditioning fan interlock consumer control center DC24V output signals can automatically reset the valve to the open state, such as the use of 70 ℃ temperature sensor shape memory alloy dampers picture, when the valve is closed, do not replace the temperature sensor, can be used repeatedly to manually adjust the valve opening angle 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 pressure blower, air volume regulating valves, dampers price, flue damper Zouping damper, damper manufacturers, Hao Yang air conditioning equipment (certified merchants) air-conditioning equipment by Texas Hao Yang Limited. Air Conditioning Equipment Co., Texas Hao Yang (www.dzapjt.com) is specialized in the "fan coil units, air, mixed flow fan, FRP fans, dampers, air flow control valve" of the enterprise, the company of "honesty, hard service" concept, to provide you with the highest quality products and services. Welcome to inquire! Contact: Mr Zhu.