GA49H Impulse Safety Valve
Introduction
Impulse safety valve is used for power plant boilers, pressure containers, pressure and temperature reducing device and other facilities. It serves to prevent the pressure exceeding the highest allowable pressure value and ensure the safety of the device when working.
GA49H Impulse Safety Valve Structure Briefing
1. The pressure of the disc is balanced through the lever and heavy hammer and the valve is ensured seal by moving the position of heavy hammer and changing the weight of heavy hammer to reach the required set pressure.
2. The sealed surface is made of Iron Base stainless steel by overlaying welding. Through thermal treatment, the wear resistance and anti-erosion of disc is improved.
3. At the top of valve is equipped and electromagnet to open and another to close the valve. The actions of the mechanism and the electric appliance are separate and will not affect each other.
GA49H Impulse Safety Valve Installation Instruction
1. This valve shall be used with main safety valve A49H-4 together.
2. Impulse safety valve shalled installed vertically and the lever shall be kept horizontally. The clearnce from the lever to both sides of guide fork shall be even.
3. The pipeline shalled washed clean before installing impulse safety valve.
4. A long distance between the leading pipe of the impulse saefty valve and the inlet pipe of the main safety valve shall be kept. And the distance between the electric contact pressure meter and the inlet pipe of the main safety valve shall be no less than 5 times of the diameter of the inlet pipe, for feat that the validity of the meter and the impulse safety valve may be affected by the steam releasing process of the main safety valve.
Personne à contacter : Yoki Lee, 86 577 57781017
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Nous vous invitons à lire nos conditions générales d'utilisations. Vous pouvez aussi vous rendre sur nos FAQ et consulter notre page d'informations sur les risques liés à la contrefaçon.
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