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The principle, characteristics and usages of the four-way reversing valve

Author£ºniasi Date£º2012-11-19 8:45:01 Source:en.dgniasi.cn



The working principle of the four-way reversing valve


By changing the refrigerant flow channel to change the refrigerant flow and the condenser and evaporator of the winter and summer air conditioning system. The summer refrigerant liquid evaporates and absorbs heat and becomes gas inside the evaporator, heat emission in the condenser, used for indoor cooling; Winter refrigerant liquid evapora te and absorb heat in the condenser.It emits heat in the indoor evaporator and is used for indoor heating.

The characteristics and usages of the four-way reversing valve


1, Small fluid resistance, The connection pipe cross section of the sphere and body are equal, and the sphere channel adopts the arc to connect.When the medium goes through the sphere, the fluid resistance is small.
2, Sealing performance: the valve seat uese the elastic deformation and high strength of PTFE material, good sealing performance to ensure the stability of the valve.
3, Long service life: the valve core of the valve door and light neck material uses the austenite stainless steel material, choose the PTFE seat materials.It can achieve good corrosion resistance, prolong the service life of the valve.
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