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Relief Valves Discharging Back into a Refrigeration System

April 19th, 2016

ANSI/IIAR 2-2014 §15.6 outlines the requirements for providing Hydrostatic Overpressure Protection. In situations where thermal hydrostatic expansion of trapped liquid ammonia could occur, hydrostatic protection must be provided. Per ANSI/IIAR 2-2014 §15.6.1, Protection against overpressure due to thermal hydrostatic expansion of trapped liquid ammonia shall be provided for equipment and piping sections that can be […]