Self-operated Pressure Regulators
Pressure Reducing Valve Type 2357-1/-6Excess Pressure Valve Type 2357-2/-7
Edition April 2011
Mounting andOperating Instructions
EB 2557 EN
Type 2357-1 Pressure
Reducing Valve
Type 2357-6 Pressure
Type 2357-2 Excess
Pressure Valve
Страница 1: ...re Reducing Valve Type 2357 1 6 Excess Pressure Valve Type 2357 2 7 Edition April 2011 Mounting and Operating Instructions EB 2557 EN Type 2357 1 Pressure Reducing Valve Type 2357 6 Pressure Reducing...
Страница 2: ...se concerning installation start up and maintenance must be observed 4 For appropriate operation make sure that the regulator is only used in applications where the operating pressure and temperatures...
Страница 3: ...es and opens as the upstream pressure drops The pressure build up regulator additionally assumes the function of a safety valve depressurizing the pressurized valve when the set point is exceeded by m...
Страница 4: ...5 6 7 8 9 11 10 A A B B Fig 1 Sectional drawings of Type 2357 1 6 left and Type 2357 2 7 right 7 Spring plate 8 Set point spring s 9 Lower section of body 10 Set point adjuster 11 Lock nut 12 Non retu...
Страница 5: ...process medium in the con nected pipelines do not impair the proper functioning and especially the tight shut off of the regulator 2 2 Shut off valve and pressure gauge We recommend installing a hand...
Страница 6: ...the fixed set point table below and the re quired set point Turn the set point ad juster the required amount of turns as specified in the diagram Any subsequent change in set point can be also be made...
Страница 7: ...e set point springs 8 of tension by turning the set point adjuster 10 in a counterclockwise direction 2 Place the lower section of the body 9 into a vise but do not clamp it Better use a box wrench wi...
Страница 8: ...400 7627 1400 7623 1400 7624 4 Seals set of accessories with 20 seals with 50 seals 1400 7630 1400 7631 1400 7628 1400 7629 8 Set point springs 1400 9747 1400 9747 1 to 25 bar 10 to 36 bar 1400 9383 1...
Страница 9: ...1 35 140 95 16 G 3 4 40 140 15 60 140 118 15 G 3 4 G 3 4 55 75 60 140 95 16 25 40 15 Fig 4 Dimensions Type 2357 7 Weight approx 2 5 kg Values in parentheses for PN 40 version Type 2357 6 Weight approx...
Страница 10: ...10 EB 2557 EN...
Страница 11: ...EB 2557 EN 11...
Страница 12: ...SAMSON AG MESS UND REGELTECHNIK Weism llerstra e 3 60314 Frankfurt Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 Internet http www samson de EB 2557 EN S Z 2011 04...
