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Sudden Pressure Devices
900/910 Rapid Pressure Rise Relay

Patented mechanical device for detection of sudden pressure events based on the rate of pressure rise and safe limits established by transformer manufacturers

900/910 Rapid Pressure Rise Relay

Pressure Equipment

The Qualitrol 900/910 Rapid Pressure Rise Relay (RPRR) is a mechanical device designed to detect sudden pressure increases in transformers and other electrical equipment. It monitors the rate of press...

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