t25300en - Self-operated Pressure Regulators Pressure...

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Self-operated Pressure Regulators Pressure Reducing Valve Type M 44-2 Applications Pressure regulators for set points from 0.005 to 20 bar · K VS coefficients 0.15 to 22 · Valve sizes DN 15 to DN 50 · G ¼ to G 2 · Suitable for liquids and gases up to 130 °C , steam up to 190 °C/200 °C · Nominal inlet pressure PN 16, PN 40, PN 160 1) , PN 250 1) and PN 315 2) Special features Diaphragm-controlled, spring-loaded P-regulators requir- ing no auxiliary energy Particularly favorable control properties, while the offset re- mains small All parts made of CrNiMo steel with smooth surfaces Versions Pressure reducing valve with pressure balancing 3) to regulate the downstream pressure p 2 to the adjusted set point. The valve closes when the downstream pressure rises. K VS coefficient 0.15 · Set points from 0.3 to 20 bar: Connection DN 15 or G ¼ · Plug with soft sealing · Suitable for liquids and gases up to 130 °C · Unbalanced · Without external control line · For liquids Δ p max = 25 bar K VS coefficients from 5 to 22 · Set points from 0.02 to 12 bar: Connection DN 15, 25, 32, 40 and 50 or G ½, G 1, G 1¼, G 1½ and G 2 · Plug with soft sealing · Suitable for liquids and gases up to 130 °C · Steam up to 190 °C · Pressure balanced With external control line (installed on site) · For liquids Δ p max = 25 bar K VS coefficients 0.2, 0.5, 0.9 and 1.5 · Set points from 0.005 to 12 bar: Connection DN 15 and DN 25 or G ½ · Plug with metal sealing · Suitable for steam up to 200 °C · Unbalanced · With external control line (installed on site) · For liquids Δ p max = 25 bar K VS coefficients 0.15, 0.4 and 0.9 · Set points from 0.005 to 20 bar: Plug with soft sealing · Suitable for liquids and gases up to 130 °C · DN 15 and DN 25 or G ½ · Unbalanced · Without external control line · For liquids Δ p max = 25 bar Special versions – Version free of oil and grease for oxygen or high-purity gas – Version for sterilized steam on request – Welding neck flanges acc. to DIN EN 1092-1 and ANSI Class 150/Class 300 raised face – Special connections according to customer specifications – NPT connections for pressure and control lines Associated Information Sheet T 2500 EN Edition July 2010 Data Sheet T 2530 EN Fig. 2 · Type M 44-2, connection G 1, K VS = 8 1) G ½ only: KVS = 0.2 and 0.9 for liquids and gases 2) G ¼ only: KVS = 0.15 3) Connection G ¼ (KVS 0.15) and G ½/DN 15/DN 25 (KVS 0.2 to 1.5): Unbalanced Fig. 1 · Type M 44-2, connection G ¼, K VS = 0.15 The valve closes when the downstream pressure rises
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Principle of operation The medium flows through the valve as indicated by the arrow.
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This note was uploaded on 11/30/2010 for the course SEI 1 taught by Professor 1 during the Spring '10 term at Baptist Bible PA.

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t25300en - Self-operated Pressure Regulators Pressure...

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