Kromschröder VGBF 25 25–45 Spring table

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Kromschröder VGBF 25 25–45 Spring table Details

Product Name: Kromschröder VGBF 25 25–45 Spring table
Brand: Kromschröder
Keywords: Kromschröder, VGBF, Kromschröder VGBF, 25, Kromschröder 25, VGBF 25, Kromschröder VGBF 25

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Mechanical data Gas type: natural gas, town gas, LPG (gaseous) and biogas (max. 0,02 Vol.-% H2S), VGBF..V for air Medium temperature = ambient temperature. The outlet pressure range is achieved through the use of different springs, see page 20 (8.3 Spring table). Rp 1/4 connection for test points or even for a pilot gas line: at the inlet: VGBF 15 and 25, at inlet and outlet: VGBF 40 – 150. Strainers that are possibly fitted serve as flow conditioners. Housing: aluminium, diaphragms: NBR or Viton, valve seat: aluminium, valve stem: aluminium, valve disc: vulcanized NBR or Viton seal. Internal thread: Rp to ISO 7-1, flanged connection: PN 16 to ISO 7005, DN 15 – 50 with NPT thread, DN 50 – 100 available with ANSI flange. Impulse line connections: NPT. VGBF..10 Max. inlet pressure pu max.: 1 bar. Feedback via impulse line: Rp 1/4 connection for DN 15 and 25, Rp 3/8 connection for DN 40 – 150. EN 334, Accuracy Class AC 10, Lock up pressure class: 5 – 50 mbar = SG 30, > 50 mbar = SG 20. VGBF..40 Max. inlet pressure pu max.: 4 bar. Feedback via impulse line: Rp 1/4 connection for DN 15 and 25, Rp 3/8 connection for DN 40 – 100. EN 334, Genauigkeitsklasse AC 10, Schließdruckgruppe: 5 – 50 mbar = SG 30, > 50 mbar = SG 20. VGBF..05 Max. inlet pressure pu max.: 500 mbar. Internal feedback. EN 88, Class A, Group 2.