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Pressure switches

Additional protection for ABB externally fused capacitor units

Hitachi ABB Power Grids' externally fused capacitor units can be fitted with a pressure switch to provide a simple but effective means of protection against excessive pressures within the container.


Extra protection of externally fused capacitors.

Brief performance data

Pressure switch  
Contact current 10 A
Contact voltage 240 V
Mechanical life 1 million operations @ 50bar
Pressure setting 1bar
Temperature range -30 to +120°C
power plant engineer for substation
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