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Electrical system – electrical components EL - 129
IN
Pressure switch
Overview DI
The pressure switch is positioned in the circulation tubings of the vehicle A/C refrigerant, in order to monitor
the pressure of the refrigeration circulation system. When the pressure is getting abnormal, it activates the
EG
corresponding protective circuit to prevent damage to the system. Typical pressure switches include high
pressure switch, bi- pressure switch, and tri-pressure switch.
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EL-129
