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  • Air compressor pressure switch PS-A70_1
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Air compressor pressure switch PS-A70

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product category: Air Compressor Pressure Switch
Model: PS-A70

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Air compressor pressure Switch PS-A70

Air compressor pressure switch PS-A70 is with thermal and 3-pole overload relay for high capacity motor air compressor or water pump to regulate the  tank pressure between two preset values. The switch is available with an unloading valve, which prevents compressors from starting while overloading, and it is also available with an On-Off knob for manual cut off the compressor. 
Model Air compressor pressure switch PS-A70
Medium Air
Medium temperature -5~80° C
Electric rating 24A , 240VAC
Motor switch capacity 1 Phase 3 Phase
2HP, 120VAC
5HP, 240VAC

7.5HP, 240VAC
15HP, 480VAC
20HP, 600VAC
Connection Female G1/2'', G1/4''
One way, 3 way, 4 way on request
Protection  level IP54

Model Min Cut-in
Max Cut-out
Factory setting
Differential range
PS-A70-1 3.0 11.0 6.0-8.0 1.0-4.0
PS-A70-2 4.0 16.0 8.0-11.0 2.0-6.0
PS-A70-3 3.0 25.0 15.0-20.0 2.5-7.5
PS-A70-4 5.0 35.0 22.0-27.0 2.0-7.0

Conversion:  1Kgf/cm2= 14.5 PSI, 1 Bar = 14.5 PSI

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