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ISO 6182-4:1993
M00002639
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ISO 6182-4:1993 Fire protection - Automatic sprinkler systems - Part 4: Requirements and test methods for quick-opening devices
standard by International Organization for Standardization, 09/01/1993
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Specifies the performance and testing requirements for quick-opening devices used with dry pipe valves in fire protection systems to hasten the operation of the valves when one or more sprinklers operate. The quick-opening devices include accelerators and exhausters for use with specific dry pipe valves.