What is the nominal pressure for the Rollarc contactor ?

The nominal pressure is 2.5 bars relative (0.25 Mpa)
The threshold of pressure switch is 1.5 bars (0.15 Mpa)

For the basic version only, the pressure switch has two thresholds :
1st level : 1.5 bars
2nd level : 1 bar
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Released for: Schneider Electric USA