Samson 3321CT Mounting And Operating Instructions Download Page 2

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Hazardous situations which, if not avoided,
will result in death or serious injury

Hazardous situations which, if not avoided,
could result in death or serious injury

Property damage message or malfunction

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DANGER

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Note

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EB 8115 EN

Note on these mounting and operating instructions

These mounting and operating instructions assist you in mounting and operating the device

safely. The instructions are binding for handling SAMSON devices. The images shown in

these instructions are for illustration purposes only. The actual product may vary.

For the safe and proper use of these instructions, read them carefully and keep them for
later reference.

If you have any questions about these instructions, contact SAMSON‘s After-sales Service

([email protected]).

Documents relating to the device, such as the mounting and operating
instructions, are available on our website at

www.samsongroup.com >

Service & Support > Downloads > Documentation

Summary of Contents for 3321CT

Page 1: ...Translation of original instructions EB 8115 EN Edition June 2022 Type 3321CT Valve DIN and ANSI versions For combining with actuators e g Type 3379 Pneumatic Actuator...

Page 2: ...st you in mounting and operating the device safely The instructions are binding for handling SAMSON devices The images shown in these instructions are for illustration purposes only The actual product...

Page 3: ...4 2 Removing the packaging from the valve 4 1 4 3 Transporting and lifting the valve 4 1 4 3 1 Transporting the valve 4 2 4 3 2 Lifting the valve 4 2 4 4 Storing the valve 4 3 5 Installation 5 1 5 1...

Page 4: ...to SAMSON 12 1 13 Disposal 13 1 14 Certificates 14 1 15 Annex 15 1 15 1 Tightening torques 15 1 15 1 1 Tightening torques to install the seat 15 1 15 1 2 Tightening torques for connection of body and...

Page 5: ...lds of application as well as possible uses Reasonably foreseeable misuse The control valve is not suitable for the following applications Use outside the limits defined during sizing and by the techn...

Page 6: ...s The fail safe position of the control valve upon air supply or control signal failure depends on the actuator used see associated actuator documentation When the valve is combined with a SAMSON Type...

Page 7: ...d observe the specified hazard statements warnings and caution notes Furthermore operating personnel must be familiar with the applicable health safety and accident prevention regulations and comply w...

Page 8: ...the candidate list of the REACH regulation Information on safe use of the part affected u www samsongroup com About SAMSON Material Compliance REACH If a device contains a substance which is listed a...

Page 9: ...medium valve components and pipelines may get very hot or cold and cause burn injuries Allow components and pipelines to cool down or warm up to the ambient tempera ture Wear protective clothing and s...

Page 10: ...s poses a serious risk to health Certain lubricants and cleaning agents are classified as hazardous substances These substances have a special label and a material safety data sheet MSDS issued by the...

Page 11: ...tightening torques lead to parts wearing out more quickly Parts that are too loose may cause leakage Observe the specified tightening torques see Tightening torques in Annex Risk of valve damage due...

Page 12: ...1 8 EB 8115 EN...

Page 13: ...fied body fluid group and category 6 Type designation 7 Device index 2 digit number 9 Year of manufacture 12 Production number 14 Flow coefficient KVS 15 Characteristic equal percentage 16 Seat plug s...

Page 14: ...2 2 EB 8115 EN...

Page 15: ...l safe posi tions that become effective when the supply air fails Actuator stem extends FA When the signal pressure is reduced or the air supply fails the springs move the actuator stem downward and c...

Page 16: ...0 14 13 1 7 8 5 15 11 12 9 6 4 1 Body 2 Seat 3 Plug 4 Guide bushing 5 Spring 6 Washer 7 Valve bonnet 8 Packing 9 Spacer 10 Screw 11 Retaining washer 12 Retaining ring 13 Gasket body gasket 14 Flange 1...

Page 17: ...sec tion More information is available in Data Sheet u T 8115 Noise emissions SAMSON is unable to make general state ments about noise emissions The noise emis sions depend on the valve version plant...

Page 18: ...l IV Soft seal VI Conformity FDA compliance Compliance with EC Directive 1935 2004 Table 3 2 Materials Type 3321CT Valve Valve body Stainless steel 1 4408 A351 CF8M Valve bonnet Stainless steel 1 4404...

Page 19: ...ng and cover Stainless steel 1 4409 A351 CF3M Transparent cover Polycarbonate Table 3 3 Dimensions and weights Table 3 3 1 Type 3321CT Valve DN 15 20 25 32 40 50 65 80 NPS 1 1 2 2 3 L PN 16 40 mm 130...

Page 20: ...m 63 90 150 Actuator area cm 31 63 176 With Type 3724 Positioner H mm 285 310 H3 1 mm 150 A1 mm 30 D1 mm 108 D2 mm 69 96 160 Weight kg ap prox 3 7 4 9 10 7 Without positioner H mm 195 215 H3 1 mm 150...

Page 21: ...EB 8115 EN 3 7 Design and principle of operation Dimensional drawings A1 D1 L H2 H1 H H3 G1 8 Type 3321CT Valve with Type 3379 Pneumatic Actuator...

Page 22: ...1 L Type 3321CT Valve with Type 3379 Pneumatic Actuator and Type 3724 Positioner The associated documentation applies to the actuator and valve accessories For example u EB 8315 for Type 3379 Pneumati...

Page 23: ...cal data section 4 2 Removing the packaging from the valve Observe the following sequence Do not open or remove the packaging until immediately before lifting to install the valve into the pipeline Le...

Page 24: ...ide more de tailed transport and lifting instructions on re quest 4 3 1 Transporting the valve The control valve can be transported using lifting equipment e g crane or forklift Leave the control valv...

Page 25: ...de two slings around the ac tuator Secure the slings against slipping by using a connector 3 Carefully lift the control valve Check whether the lifting equipment and acces sories can bear the weight 4...

Page 26: ...ainst moisture and dirt Store it at a relative humidity of less than 75 In damp spaces prevent condensation If necessary use a drying agent or heating Make sure that the ambient air is free of acids o...

Page 27: ...uting The inlet and outlet lengths see Table 5 1 vary depending on several variables and process conditions and are intended as rec ommendations Contact SAMSON if the lengths are significantly shorter...

Page 28: ...top must be supported or suspended Valve accessories During connection of valve accessories make sure that they are easily accessible and can be operated safely from the work position Vent plugs Vent...

Page 29: ...started up Risk of valve damage due to excessively high or low tightening torques Observe the specified torques when tighten ing control valve components Excessive tightening torques lead to parts we...

Page 30: ...n 2 3 10 14 13 4 1 8 7 Marking on the valve bonnet Front of the valve 1 Body 2 Seat 3 Plug 4 Guide bushing 7 Valve bonnet 8 Packing 10 Screw 13 Body gasket 14 Flange Fig 5 1 Type 3321CT Valve Fig 5 2...

Page 31: ...ng torques 6 Apply a suitable lubricant to the thread of the valve bonnet 7 7 Screw the valve bonnet 7 into the actu ator base until it reaches the metal stop Observe tightening torques 8 Carefully pl...

Page 32: ...cted and the valve including the actuator Release any stored energy Drain the process medium from all the plant sections concerned as well as the valve Risk of hearing loss or deafness due to loud noi...

Page 33: ...ure 5 Check the valve for leakage to the atmo sphere 6 Depressurize the pipeline section and valve 7 Rework any parts that leak and repeat the leak test 5 4 2 Travel motion The movement of the actuato...

Page 34: ...5 8 EB 8115 EN...

Page 35: ...umatic valve ac cessories not fitted with noise reducing fit tings Both can damage hearing Wear hearing protection when working near the valve Risk of personal injury due to exhaust air being vented W...

Page 36: ...start up when the ambient temperature and process medium temperature differ greatly or the medium properties require such a measure 2 Slowly open the shut off valves in the pipeline Slowly opening th...

Page 37: ...Noise emission e g cavitation or flashing may occur during operation caused by the process medium and the operating condi tions Additionally a loud noise may briefly occur through the sudden venting...

Page 38: ...7 2 EB 8115 EN...

Page 39: ...tored energy in the actuator e g spring compression See associated actuator documentation Signal pressure too low Check the signal pressure Check the signal pressure line for leakage Actuator and plug...

Page 40: ...alve malfunction 1 Close the shut off valves upstream and downstream of the control valve to stop the process medium from flowing through the valve 2 Perform troubleshooting see sec tion 8 1 3 Rectify...

Page 41: ...ents and the pipeline may be come very hot or cold Risk of burn injuries Allow components and pipelines to cool down or warm up to the ambient tem perature Wear protective clothing and safety gloves R...

Page 42: ...le tools Only use tools approved by SAMSON see the Tools section in Annex Risk of valve damage due to the use of un suitable lubricants Only use lubricants approved by SAMSON see the Lubricants sectio...

Page 43: ...rresponds to the upper bench range value to the connection on the bot tom diaphragm chamber Version with actuator stem retracts fail safe action make sure that no signal pressure is applied to the act...

Page 44: ...2 3 10 14 13 1 7 8 4 Marking on the valve bonnet Front of the valve 1 Body 2 Seat 3 Plug 4 Guide bushing 7 Valve bonnet 8 Packing 10 Screw 13 Body gasket 14 Flange Fig 9 1 Type 3321CT Valve Fig 9 2 A...

Page 45: ...see section 9 4 1 4 Unscrew the valve bonnet 7 from the actuator base 5 Unscrew the plug stem 3 from the actu ator stem 6 Pull the plug with plug stem 3 out of the valve bonnet 7 7 Pull the entire pa...

Page 46: ...r ly seated in the body 21 Apply a suitable lubricant to the screws 10 22 Firmly press the plug 3 into the seat 2 while fastening down the valve bonnet 7 with the screws 10 Gradually tight en the scre...

Page 47: ...and plug with plug stem 3 off the body 1 3 Replace the gasket see section 9 4 1 4 Unscrew the seat 4 using a suitable tool 5 Apply a suitable lubricant to the thread and the sealing cone of the new se...

Page 48: ...ator stem Observe tightening torques 20 Apply a suitable lubricant to the thread of the valve bonnet 7 21 Screw the valve bonnet 7 into the actu ator base until it reaches the metal stop Observe tight...

Page 49: ...MSON s After sales Service for infor mation on spare parts lubricants and tools Spare parts See the Spare parts section in the Annex for details on spare parts Lubricant See the Lubricants section in...

Page 50: ...9 10 EB 8115 EN...

Page 51: ...tem perature Wear protective clothing and safety gloves Risk of hearing loss or deafness due to loud noise Noise emission e g cavitation or flashing may occur during operation caused by the process me...

Page 52: ...lves upstream and downstream of the control valve to stop the process medium from flowing through the valve 2 Completely drain the pipelines and valve 3 Disconnect and lock the pneumatic air supply to...

Page 53: ...on its properties cause personal injury e g chemical burns Wear protective clothing safety gloves respiratory protection and eye protec tion Risk of personal injury due to preloaded springs Actuators...

Page 54: ...11 2 EB 8115 EN...

Page 55: ...Support After sales Service 2 Send an e mail u retouren samsongroup com to register the return shipment including the following information Type Article number Configuration ID Original order Complet...

Page 56: ...12 2 EB 8115 EN...

Page 57: ...EB 8115 EN 13 1 Disposal 13 Disposal Observe local national and internation al refuse regulations Do not dispose of components lubricants and hazardous substances together with your household waste...

Page 58: ...13 2 EB 8115 EN...

Page 59: ...Regulation FDA 21 CFR Section 177 1550 Indus trial valves in special execution with seals and packings for food contact on page 14 7 Declaration of conformity in compliance with the EU Regulation EC N...

Page 60: ...fied in 35 and 46 of the Guide to Application of the Machinery Directive 2006 42 EC issued by the European Commission In the SAMSON Manual H 02 titled Appropriate Machinery Components for SAMSON Pneum...

Page 61: ...PNmax 16 Tous fluides all fluids alle Fluide Vanne querre Angle valve Eckventil 3256 DIN ANSI corps en acier moul body of cast steel Geh use Gussstahl DN 32 200 NPS 1 8 Tous fluides all fluids alle Fl...

Page 62: ...making available on the market of pressure equipment Richtlinie des Europ ischen Parlaments und des Rates zur Harmonisierung der Rechtsvor schriften der Mitgliedstaaten ber die Bereitstellung von Dru...

Page 63: ...L1 L21 ANSI body of cast iron NPS 2 to NPS 4 fluids G2 L1 L21 Dreiwegeventil Three way valve V2001 3323 DIN Geh use GG DN 65 100 Fluide G2 L1 L21 DIN body of cast iron DN 65 100 fluids G2 L1 L21 Dreiw...

Page 64: ...14 6 EB 8115 EN...

Page 65: ...roduct 2020 07 Industrial valves in special execution with seals and packings for food contact types 3241 3321 CT 3310 and 3252 Seals and packings comply with European Regulation EC No 1935 2004 Ameri...

Page 66: ...ese valves the materials seals glands and bodies the preparation of the parts and the conditions of assembly are in accordance with European Regulation EC No 1935 2004 American rules FDA 21 CFR 177 15...

Page 67: ...3251 have passed the evaluation tests according to the requirements of TSG D7002 2006 Chinese Pressure Equipment As a result all of the above check valves meet the requirements of TSG D7002 2006 for C...

Page 68: ...14 10 EB 8115 EN...

Page 69: ...y be twice as high as the tightening torque 15 1 1 Tightening torques to install the seat Valve size Seats 2 made of 1 4404 DN NPS Thread Without torque multiplier With torque multiplier 1 15 to 25 to...

Page 70: ...f plug stem and actuator stems Valve size Tightening torque for plug stem 3 DN NPS 15 to 50 to 2 4 65 to 80 2 to 3 20 15 1 4 Tightening torques for connection of bonnet and Type 3379 Actuator Valve si...

Page 71: ...able for any hazardous substance used If necessary contact the manufacturer to obtain an MSDS Inform operating personnel about the hazardous substances and their correct handling 15 2 1 Recommended lu...

Page 72: ...5 32 to 50 1 to 2 Seat wrench 9110 2464 65 to 80 2 to 3 Seat wrench 9110 2467 Special tools The following tools are additionally required to install and remove the seat Valve size Tool Material no Ima...

Page 73: ...ol Material no Image DN NPS 15 to 80 to 3 Socket wrench For seats 24 mm 1281 0096 15 3 3 Packing extractor Valve size Tool Material no Image DN NPS 15 to 40 to 1 Packing extractor 1280 3037 50 to 500...

Page 74: ...8115 EN Annex 15 4 Spare parts 1 Body 2 Seat 3 Plug 4 Guide bushing 5 Spring 6 Washer 7 Valve bonnet 8 Packing 9 Spacer 10 Screw 11 Retaining washer 12 Retaining ring 13 Body gasket 14 Flange 15 Cente...

Page 75: ...EB 8115 EN 15 7 Annex 1 13 2 3 7 14 10 4 9 8 6 5 6 12 11 11 3 15 DN 65 80 Type 3321CT Valve Type 3379 Actuator...

Page 76: ...he addresses of SAMSON AG its subsid iaries representatives and service facilities worldwide can be found on our website www samsongroup com or in all SAMSON product catalogs Required specifications P...

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Page 80: ...2022 07 14 English SAMSON AKTIENGESELLSCHAFT Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 samson samsongroup com www samsongroup com EB 8115 EN...

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