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The OCVSeries118/108SA surge anticipation valves are designed' - be installed in a bypass line ant. provide protection against damaging surges that can occur in pumping systems when a pump is suddenly stopped. Unlike conventional relief valves, which open only when a high pressure wave hits, surge anticipation valves sense the precursor of the high pressure wave (pump power failure or low pressure wave) and opens in anticipation of the returning high pressure wave that follows. By opening, themore
Unit of Measure

Specifications

Flange Standard

ANSI B16.42

Flange Class

150 lbs

Flange Face

Flat

Maximum Working Pressure

250 psi

Type

Surge Anticipation Control

Series

118

Approvals

Approvals


Factory Mutual system

NSF

Quality system registered to ISO 9001;2000

UL