air pressure switch

1.Type of action: SPDT while increasing of differential pressure, NO junction closure

2. Point of action: ON: <90 Pa   OFF:  40±9 Pa

3.Max pressure1000Pa

4.Temperature range: -40+90

5.Rated load3(1.5)A   250Vresistance load

6. contact resistance68VDC   1.0A   fall-of-potential test

                   initial value≤100 mΩ value after test≤150 mΩ

7.Installation direction: Vertical≤±5°

8.Suitableair

9.Insulating resistance:

Between terminals and conductive part : 100MΩDC500V

10. withstand voltage strength:

Between terminals:  AC1000V  50/60Hz 1minutes,

Between terminals and conductive part: AC1500V  50/60Hz

                                  1minutesLeakage current< 1mA,ok.

11.Tightness of subpressure side250Pa voltagedrop≤15Pa/5SEC

12. Life 200,000times