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Pressure Relief ValvePrepack System

Double Interlock Preaction System
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Double Interlock Preaction System



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Lower Air Pressure Provides the opportunity to:

• Install Larger Systems • Install Smaller, Less Expensive Air Compressors

• Requires only 0.7-1.8 bar of air pressure • Low pressure requirements make the use of Nitrogen more feasible

• Can use cross-zoned detection for a “triple” interlock

• Uses a low pressure dry pilot actuator, which can eliminate false trips due to lightning

• Available Sizes: 1 ½”, 2”, 2 ½”, 3”, 4”, 6”, 7”, 8”







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