Back-Flushing Valves - Dorot Control Valves

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Back-Flushing ValvesDouble Chamber Valve Model 51 / 52Dorot Back Flushing Valve- Model 51 & 522” Brass body, 3-directional, double-chamber valvefor back-flushing of filtration batteriesFeatures:• Simple, compact design•••• In-line maintenance••Double chamber structureNon-metallic actuator constructionSuper-fast position changeEasy installation, no special tools or expertise required.Straight or angle flow with easy conversion from one model tothe other, offering maximum flexibility to system design14updated 01/2012
Double Chamber Valve Model 51 / 52Back-Flushing ValvesOperating principle:Filtration modeControl chamber is de-pressurized -The valve is in filtration modeBack-Flushing modeControl chamber pressurized -The valve is in flushing modeVented controlchamberPressurizedcontrol chamberModel51InletTo filtersInletFrom filtersDrainDrainVented controlchamberPressurizedcontrol chamberModel52DrainTo filtersDrainFrom filtersInletInletDimensions & weights:Inlet / Outlet/ Drain Dimensions mm / inch WeightKg / Lbsmm inch A B C50 2 155 / 6 7 / 8 75 / 2 15 / 16 78 / 3 1 / 16 3.1 / 6.8AGroove adapters supplied on request.Each groove adapter will add 30 mm (1 1 / 8 inch) to the length / height dimensionsaccording to its location.BThreaded connections:Female - NPT / BSPC15updated 01/2012
Page 1 and 2: Back-FlushingValvesProduct Catalogu
Page 3 and 4: Table of ContentsBack-Flushing Valv
Page 5 and 6: IntroductionBack-Flushing ValvesHyd
Page 7 and 8: Model 58P (“Plaslite”)Back-Flus
Page 9 and 10: Model 58P (“Plaslite”)Back-Flus
Page 11 and 12: Models 57 / 58 (“FlushGAL”)Back
Page 13: Models 57 / 58 (“FlushGAL”)Back
Page 17 and 18: Double Chamber Valve Model 51 / 52B
Page 23 and 24: Double Chamber Valve Model 09 (“G
Page 25 and 26: Double Chamber Valve Model 09 (“G
Page 27 and 28: Normally Closed Valve Model 60Back-
Page 29 and 30: Models S-300, S-500, S-100Back-Flus
Page 31: Special Applications for Filtration

Back-Flushing Valves - Dorot Control Valves

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