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Question:

Air conditioning pressure switch

Is not all the cars are air conditioning pressure switch, Why some cars have automatic air conditioning Some cars do not have. What's the difference

Answer:

Types are not the same, the grade is not the same chant ~ some have
In addition to the pressure switch, the compressor itself has a thermal protector, if the compressor overheating, the thermal protector will be disconnected, so the compressor to stop running, in addition to temperature sensor, he can sense the temperature inside the car to set After the temperature, the compressor is de-energized, all of which are used to protect the compressor and the refrigeration system's destination.
Pressure switch is a kind of air conditioner system overload protection device, with ordinary air conditioning, ordinary air conditioning is generally no pressure switch protection, mainly in order to save costs, and some special use of air conditioning, such as room air conditioning and so need to be equipped Pressure switch protection refrigeration system.

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