280 damper prices, Rui Xincheng air conditioning, fire dampers 280 Langfang

 FH-Y-1 and smoke damper Material: galvanized steel Features: 1. Usually was normally open state, when the fire smoke (temperature) sensor signal sent by the control center, input 24V DC 280 damper manufacturer, the solenoid is energized action within 280 damper actuator, the valve automatically closes and output off signal. Manual reset the valve action. 2. Valves can also be manually turned off or 70 ℃ action closed. 3. Control voltage is DC24V, micro switch contact capacity AC380V, 3A 280 damper manufacturers, solenoid operating current 0.3A. 4. Interlock control and related equipment. 5. When full drag coefficient f≤0.5. Size: W × H with duct size Description: FH-Y-1 (rectangular) duct damper manufacturers product quality requirements embodied in three aspects: the amount of air leakage test before and after the valve under the prescribed pressure conditions, the specimen leakage per unit area of ??not more than 700Nm3 / (h · m2), duct dampers latest offer in order to test the performance of the valve is closed after closed. Temperature sensor movement performance tests for fire dampers, exhaust valve temperature sensing element 280 damper installation, duct dampers were the latest offer by the specified temperature water bath, oil bath, and no action by action and test whether it can The temperature required to accurately closed. Close reliability test on the test stand close operation 250 times, cheap promotional Shandong duct damper manufacturers specimen should be able to close the open position is flexible and reliable, all parts should be no significant wear, deformation and damage affecting its sealing performance . In order to test the reliability of closure. 280 damper prices, Rui Xincheng air conditioning, Langfang damper 280 is provided by Rui Xincheng Air Conditioning Equipment Co., Texas. Rui Xincheng Air Conditioning Equipment Co., Texas (#) is a leader in Dezhou, fans, ventilation equipment, over the years, the company is implementing the scientific management, innovation and development, the principle of honesty and trustworthiness, and satisfy customer needs. Rui Xincheng conditioning in leadership with the staff warmly welcome all inquiries negotiations to create a better future Rui Xincheng air conditioning.