Taxi (Beverly, Elysee) air conditioning pressure switch is the four lines to which?
Car gasoline generator (at vehicle start)
Car battery (when vehicle is energized only)
Insurance box in the insurance switch (sub-low and high pressure)
2 thick lines to control the compressor off (low voltage protection)
The other two lines to the control box, play high-voltage protection and start the fan high-speed cooling
2 thick lines to control the compressor off (low voltage protection), the other two lines to the control box, play a high pressure protection and start the fan high-speed cooling.
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 purpose air conditioning, such as room air conditioning and so need to be equipped with Pressure switch protection refrigeration system.
?????? 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.
