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EN0H-1201GE23 R0219 Backflow Preventers RV280 Controllable anti-pollution check valve EA type with internal thread APPLICATION Check valves of this type are for use as an independent means of preventing reverse water flow. They can also be used for industrial, commercial and similar systems where back pressure, backflow and back syphonage must be prevented.
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RV280 - Controllable anti-pollution check valve EA type CONSTRUCTION Overview Components Materials Union connector with Brass internal thread Housing with test and drain Brass plugs ( " device with test plugs only) Test and drain plugs Brass Not depicted components: Check valve insert High-grade synthetic material...
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RV280 - Controllable anti-pollution check valve EA type TECHNICAL CHARACTERISTICS kvs-Values Connection sizes: "* " 1" " " 2" -value (m /h): 17.0 28.0 38.0 60.0 Note: * Test plug only Pressure drop characteristics Fig. 1 Pressure drop within the valve in dependency of the flow rate and the used connection size DIMENSIONS Overview Parameter...
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