PS Series pressure switch is an advanced miniature pressure switch in the world. It's an electrical switch that makes the circuit open or close when the pressure of the controlled medium increase or decrease. It's widely used in frfrigeration system, oil pump, air pump, automobile industries and others.
Application
1.Discharge and suction pressure monitoring
2.Subcooling and superheat calculations
3.Compressor oil pressure monitoring
4.Condenser fan control
5.Compersspr staging and unloading
5.Compressor staging and unloading
6.Electronic expansion valve control
7.Industrial automation equipment
8.Industrial process measurement and control
9.Hydraulic and oneumatic system quipment
10.Precise measurement for fluid pressure, such as tube hydraulic, gas pressure, food, beverage isdustry and machine engineer
| Item |
Technical Parameter |
| Pressure Setting Range |
Automatic Reset:0.1Mpa-3.05Mpa;Manual reset:2.5Mpa-3.4Mpa |
| Electrical Ratings |
120/240VAC,375VA;28VAC/VDC,2A 120VAC, 5.8FLA, 34LRA; 240VAC, 2.9FLA, 15LRA |
| Ambient Temperature and Humidity |
-35ºC+120ºC;less than 95% RH |
| Contact Resistance |
Less than 100mΩ |
| Insulation Resistance |
More than 100mΩ |
| Dielectric Voltage Withstand |
Withstand 1500vac for one minute without breakdown |
| Burst Pressure |
35Mpa for one minute without body rupture and seals failure |
| Leakage |
Total maximum allowable leak rate of 7*10-6cc/sec of at least 70% helium at 1.0Mpa |
| Durability |
100,000 cycles(automatic);6,000 cycles(Manual) |
| Flame Rated |
UL94V-0 |
Audited Supplier 
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