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Translation of original instructions

EB 3009 EN

Type 42-10 RS Check Valve (backflow protection)

Type 42-10 RS Check Valve (backflow protection)

Self-operated Regulators

Edition April 2019

Содержание 42-10 RS

Страница 1: ...Translation of original instructions EB 3009 EN Type 42 10 RS Check Valve backflow protection Type 42 10 RS Check Valve backflow protection Self operated Regulators Edition April 2019...

Страница 2: ...fter sales Service Department aftersalesservice samson de The mounting and operating instructions for the devices are included in the scope of delivery The latest documentation is available on our web...

Страница 3: ...llation 8 4 1 Mounting position 8 4 2 Compensation chamber for steam 8 4 3 Strainer 9 4 4 Shut off valve 9 4 5 Pressure gauge 9 5 Operation 9 5 1 Start up 9 5 1 1 Regulation of steam 10 5 1 2 Regulati...

Страница 4: ...he device in applications where the op erating pressure and temperatures do not exceed the specifications used for sizing the device at the ordering stage The manufacturer does not assume any responsi...

Страница 5: ...such as dirt moisture or frost during storage and trans portation When regulators are too heavy to be lifted by hand fasten the lifting sling to a suitable place on the valve body Incorrectly attache...

Страница 6: ...put pressure A bore with a mechanical diaphragm rupture indicator 12 is located in the intermediate ring located between the two diaphragms The pressure of response of the diaphragm rupture indication...

Страница 7: ...EB 3009 EN 7 Design and principle of operation Fig 1 Functional diagram DN 15 to 150 NPS to 6 1 2 3 4 5 14 6 17 13 1 16 1 16 2 10 13 7 14 16 11 11 2 17 1 10 1 11 1 15 12 20 19 19 20 18...

Страница 8: ...Install the regulator in a horizontal pipe line 1 Strainer 2 Type 42 10 RS Check Valve backflow protection 3 Pressure gauge 4 Shut off valve p1 Upstream pressure p2 Downstream pressure Fig 2 Sample ap...

Страница 9: ...of the regulator see Fig 2 This allows the plant to be shut down for cleaning and maintenance and when the plant is not used for longer periods of time Tip 4 5 Pressure gauge Install a pressure gauge...

Страница 10: ...e ready adjusted set point It closes automatically when the down stream pressure rises to or above the value of the upstream pressure 5 3 Decommissioning Close the shut off valves starting from the fl...

Страница 11: ...V KVS coefficient and contact SAMSON The valve does not close The differential pressure drops be low the set point Seat and plug damaged impair ing tight shut off Remove valve from the pipeline and cl...

Страница 12: ...g situation specify the following de tails Device type and nominal size Order number date and product number Configuration ID Upstream and downstream pressure Medium temperature and process medi um Mi...

Страница 13: ...essure 10 Perm differential pressure in bar 11 Perm temperature in C 12 Body material ANSI version 5 Valve size 8 Perm differential pressure in psi 9 Perm temperature in F 10 Body material 11 CV coeff...

Страница 14: ...N version Valve size DN 15 20 25 32 40 50 65 80 100 125 150 200 250 Length L 130 150 160 180 200 230 290 310 350 400 480 600 730 Height H1 225 300 355 460 590 730 Height H2 Other materials 55 72 100 1...

Страница 15: ...235 267 292 318 368 473 568 708 Height H inch 19 7 23 6 31 5 32 7 39 4 44 9 mm 550 600 800 830 1000 1144 Height H1 inch 8 6 11 8 14 23 2 28 7 mm 225 300 355 590 730 Height H2 inch 1 8 2 8 3 9 4 5 6 9...

Страница 16: ...I Max permissible temperature With EPDM diaphragm in actuator 175 F 80 C for air gases and water 430 F 220 C for steam with compensation chamber With FKM diaphragm in actuator 300 F 150 C for air and...

Страница 17: ...EB 3009 EN 17...

Страница 18: ...18 EB 3009 EN...

Страница 19: ...EB 3009 EN 19...

Страница 20: ...2019 05 09 English SAMSON AKTIENGESELLSCHAFT Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samson de www samson de EB 3009 EN...