Mounting and Operating Instructions EB 5863 EN
Contents
1. Nominal size Mesnqer hend 2 ead male thread Mixing valve with female n 1 thread Nominal pressure PN 25 DVGW version PN 10 Permissible temperature range 5 15 to 1501 DVGW version C 5 to 90 C 2 Permissible differential pressure for actuators Types 5857 5757 7 bar 2 6 1 8 Types 5824 5825 5725 7 2780 bar 4 L7 1 1 1 1 Rated travel mm 6 6 12 12 12 Seat plug sealing Soft sealing Leakage rate acc to DIN EN 60534 4 Class IV x 0 01 of the Kys coefficient 1 Use an intermediate insulating piece 1990 1712 for medium temperatures between 15 and 5 C actuators according to Table 4 in networks with constant medium temperatures gt 130 C Types 5725 7 5824 and 5825 Actuators for liquids up to 120 C Types 5757 7 and 5857 Actuators 2 Special DVGW tested version as diverting valve only Special DVGW compliant version materials and lubricants same as DVGW tested as mixing valve only Table 2 Materials Type 3226 Three way Valve Valve body 499 CuSn5Zn5Pb2 C Plug CW617N CuZn40Pb2zh with EPDM Packing O rings made of FKM and EPDM Welding ends St 37 Threaded ends Red brass Table 3 Nominal sizes K coefficients 3226 Three way Valve Stoe ue lun DN 15 20 25 32 40 50 male thread Thread size Mixing valve with female thread G 1 Kus 10 16 25 4 63 10 16 25 40 Rated travel mm2. 30 36 46 59 65 82 Length L3 mm 128 143 158 179 195 227 Height H5 mm 71 5 76 5 81 5 99 108 114 Weight without actuator k 3 2 3 6 4 0 6 1 7 0 8 0 Valves with female thread Connection size G 34 1 Length L1 mm 65 75 90 Height H1 mm 40 40 40 Height H2 mm 51 SWI 27 34 46 Weight without actuator kg 0 9 1 1 1 3 Table 5 2 ee Electric actuators en Pneumatic actuators controllers Type 5857 5824 5825 575778 8572572 2780 1 2780 2 Weight kg 07 1 0 25 0 7 1 3 2 3 2 12 EB 5863 EN Dimensions and weights Electric control valves Types 3226 5857 3226 5757 7 3226 5824 xx up to DN 25 only Types 3226 5825 xx Version with female thread Types 3226 5725 7xx Dimensions for Type 5824 x3 and Pneumatic control valves Type 5825 x3 Actuators 146 x 136 Type 3226 2780 1 Versions L2 gt L I R H3 i i Version with welding ends Version with threaded ends 5863 13 5863 14 15 5863 EN SAMSON AG MESS UND REGELTECHNIK Weism llerstra e 3 60314 Frankfurt am Main Germany Phone 49 69 4009 0 Fax 49 69 4009 1507 Internet http www samson de EB 5863 EN 2013 09
3. 4 Pneumatic actuators A control signal from 0 4 to 1 bar is used by the Type 2780 1 Pneumatic Actuator and a control signal from 0 4 to 2 bar is used by Type 2780 2 Pneumatic Actuator at the loading pressure connection The pneumatic actuators require a supply pressure of at least 0 2 bar above the maximum bench range The actuators are available for fail safe action Actuator stem extends FA or Actuator stem retracts FE Special versions DVGW tested version as diverting valve DVGW compliant version materials and lubricants same as DVGW tested version as mixing valve Design and principle of operation Type 3226 5824 Valve body Body gasket Seat Plug Plug soft sealing Plug stem Valve spring Adapter 8 Actuator 8 1 Coupling nut 8 2 Actuator stem 8 3 Torque switch 8 4 Handwheel Type 5824 8 5 Cable entry 8 6 Signal pressure connection 8 7 Vent plug Fig 2 Functional diagrams of the control valves Plug arrangement in version with male thread connection in DN 15 to DN 50 Mixing valve Diverting valve 87 TI 8 6 8 8 2 8 1 20Nm 5 B Type 3226 2780 EB 5863EN 5 Design and principle of operation 2 1 Technical data Table 1 Technical data Type 3226 Three way Valve All pressures in bar gauge
4. 6 6 6 6 12 12 12 6 5863 EN Design and principle of operation 2 2 Possible combinations Table 4 Possible combinations Type 3226 Three way Valve actuator Fail safe action AN Nominal size DN Connection size G Type extends retracts 15 20 25 32 40 50 Ya 34 1 Electric actuators 5857 1 5824 10 5824 132 e e e 5825 10 5825 132 e e e 5825 15 Z 5824 20 5824 23 2 5825 20 5825 23 2 5825 25 Electric actuators with process controllers for heating and cooling applications 5757 7 1 E z 5725 710 e e e o 5725 715 ED e o 5725 720 e e 5725 725 e e Pneumatic actuators 2780 1 2780 2 The valve spring in the Type 3226 Valve intended for mounting on the Types 5857 and 5757 7 is different from that of the Type 3226 intended for other actuators Actuators with a larger actuating force e g Type 5824 may also be combined with valves for Types 5857 and 5757 7 however not vice versa 2 Actuator with h
5. Electric Control Valves Types 3226 5857 3226 5824 3226 5825 3226 5757 7 3226 57257 Pneumatic Control Valves Type 3226 2780 Type 3226 5857 Type 3226 5757 7 Type 3226 2780 2 Version with Type 3760 Positioner Type 3226 5824 Fig 1 Control valves Mounting and Operating Instructions EB 5863 EN C Edition October 2010 Contents Contents Page 1 General safety 5 3 2 Design and principle of operation 4 2 1 Vechnical date 2 4 So der 6 2 2 Possible combinations sec epom eu aao 7 2 3 Nameplate dora 8 24 Customer inquiries 8 3 Installation some bom UU 8 3 1 Mounting position 8 3 2 STONER sa dum y ou Uo x Roe xo dene os ww Y ves d on OS 8 3 3 Additional mounting instructions 9 4 Mounting connecting and configuring the actuator 10 4 1 MOUMING 2 2 8 CELER ve se ee oe ES eh ee Ue a ag 10 4 2 Connection soer ee 33 e S ee ee 10 4 3 Configuration s sce e se aa a 4 10 5 Maintenance i os so ae 11 6 Dimensions and weights 12 Definitions of the signal words used in these instructions WARNING NOTICE indicates a hazardous situation which if not indicates a property damage message
6. alf transit time EB 5863 EN 7 Installation 2 3 Nameplate SAMSON 1 2 9 ks 4 7 PN 5 1 Type designation 2 Configuration ID Var ID 3 Date of manvfacture A Kvs coefficient 5 Nominal pressure 6 Version mixing valve diverting valve 7 Max perm temperature 2 4 Customer inquiries Please submit the following details Type designation Configuration ID Var ID Date of manufacture 8 5863 EN 3 Installation If the valve and actuator are delivered sepa rately install the valve into the pipeline and mount the actuator afterwards 3 1 Mounting position The valve can be mounted in any desired position Nevertheless the electric actuators must not be mounted in a suspended posi tion Choose a place of installation where the ambient temperature does not exceed or fall below the permissible limits specified for the actuator Make sure you can freely access the valve even after the en tire plant has been completed Throughly flush the pipeline before instal lation Observe appropriate assignment of flow and return flow to ports A B and AB Fig 3 Install a strainer e g SAMSON Type 2 NI upstream of the valve inlet to prevent that any sealing parts weld spatter and other impurities carried along by the process medium impair the proper functioning of the valve above all the tight shut off Make sure the valve is mounted free of stress If necessary support the piping near the con
7. avoided could result in death or serious in jury 2 5863 EN Note Supplementary explanations infor mation and tips General safety instructions 1 General safety instructions For your own safety follow these instructions concerning the mounting start up and opera tion of the control valve The control valves must be installed started up and serviced by fully trained and qualified personnel only observing the accepted industry codes and practices Make sure employees or third persons are not exposed to any danger All safety instructions and warnings in these mounting and operating instructions particularly those concerning installation start up and maintenance must be observed For appropriate operation make sure that the control valve is only used in applications where the operating pressure and temperatures do not exceed the operating values based on the sizing data submitted in the order Note that the manufacturer does not assume any responsibility for damage caused by external forces or any other external factors Any hazards which could be caused in the control valve by the process medium or operating pressure are to be prevented by means of appropriate measures For installation and maintenance make sure the relevant section of the pipeline is depressurized and depending on the process medium drained as well If necessary al low the control valve to cool down or warm up to reach ambient tempe
8. ed in the corresponding Mounting and Operating In structions Maintenance 5 Maintenance The control valve is subject to natural wear Depending on the conditions the valve is op erated in it needs to be checked at regular intervals If leakage to the atmosphere oc curs disassemble the valve and replace damaged parts NOTICE When working on the control valve make sure the relevant section of the plant has been depressurized and depending on the process medium drained as well For high medium temperatures allow the section of the plant to cool down to ambient before starting any work Make sure the control signal for the actuator is switched off and the signal pressure line of a pneumatic actuator is removed 5863 11 Dimensions and weights 6 Dimensions and weights Table 5 1 Type 3226 Three way Valve Valve with male thread connection Nominal size DN 15 20 25 32 40 50 Length L mm 65 70 75 100 110 130 Height H2 mm 51 61 Height H3 mm 40 40 40 60 65 65 with welding ends Connection size R G 1 14 1 2 2V2 Pipe 24 mm 21 3 26 8 33 7 42 48 60 Width across flats SW 30 36 46 59 65 82 Length L2 mm 210 234 244 268 294 330 Height H4 mm 112 122 124 149 162 175 Weight without actuator kg 3 2 3 6 4 0 6 1 7 0 8 0 with threaded ends Male thread A G Va 34 114 1 2 Width across flats SW
9. ing on the actuator owing to the force of the valve spring 5 The valve 1 and actuator 8 have a force locking connection An intermediate insulating piece is available for insulated pipes Fail safe position For three way valves mounted fo an actuator with fail safe action the control valve has two different positions which become effec tive upon power supply failure Actuator stem extends Port B of the mixing valve closes upon power supply failure Port A of the diverting valve closes upon power supply failure Actuator stem retracts Port A of the mixing valve closes upon power supply failure 5863 EN Port B of the diverting valve closes upon power supply failure Electric actuators The Types 5857 5824 und 5825 Electric Actuators can either be controlled using a three stepping point signal or in the version with positioner with continuous signals adjustable in ranges from 0 to 20 mA or 0 to 10 V Various optional electric accesso ries can be mounted onto the control valve The Type 5825 Electric Actuator is able to perform a fail safe action Refer to Table 4 Electric actuators with process controllers The actuator consists of a digital controller which is integrated into the electric actuator housing The Types 5757 7 and 5725 7 Electric Actuators with Process Controllers are suited for heating and cooling applica tions Type 5725 7 is able to perform a fail safe action Refer to Table
10. nections If the control valve is to be insulated the actuator and the coupling nut must not be insulated as well Additionally it must be ensured that the temperature does not exceed the maximum permissible ambi ent temperature If this is the case an in termediate insulating piece must be used Do not insulate it over 25 mm 3 2 Strainer Install a strainer upstream of the valve in let with the filter element vertically sus pended Remember to leave enough space to re move the filter element Install the strainer such that the direction of flow corresponds to the arrow Installation 3 3 Additional mounting instructions We recommend to install a hand operated shut off valve upstream of the strainer and downstream of the control valve to be able to shut down the plant for cleaning and maintenance and when the plant is not used for longer periods of time Mixing valve for mixing service A AB Flow 4 Return flow 2 Flow diverting valve for mixing service Flow M Return flow Fig 3 Typical installations Mixing valve for diverting service Flow 1O AB A 78 B Return flow gt Flow diverting for diverting service AB A Flow gt B Y Return flow ae EB5863EN 9 Mounting connecting and configuring the actvator 4 Mounting connecting and configuring the actuator NOTICE The instructions t
11. o mount the valve onto the actuator to perform electrical or pneumatic connections as well as to configure the ac tuator are described in detail in the Moun ting and Operating Instructions EB of the actuator Refer to EB 5857 EN for Type 5857 Electric Actuator Refer to EB 5824 1 EN for Type 5824 Electric Actuator three stepping point signal or EB 5824 2 EN for Type 5824 Electric Actuator version with positioner Refer to EB 5824 1 EN for 5825 Electric Actuator three stepping point signal or EB 5824 2 EN for Type 5825 Electric Actuator version with positioner Refer to EB 5757 7 EN for Type 5757 7 Electric Actuator with Process Controller Refer to EB 5725 7 EN for Type 5725 7 Electric Actuator with Process Controller Refer to EB 5840 EN for 2780 Pneumatic Actuator It is essential to read the Mounting and Operating Instructions of the corresponding actuator 4 1 Mounting Mount the actuator on the valve connection intermediate insulating piece as described in the corresponding Mounting and Operating Instructions 10 EB 5863 EN 4 2 Connection Perform the electrical or pneumatic connec tions of the actuator as described in the cor responding Mounting and Operating In structions 4 3 Configuration The electric actuator versions with positioner and the electric actuators with process con troller can be adapted to the control task Configure the actuator as describ
12. rature prior to starting any work on it The actuators are designed for use in low voltage installations For wiring and maintenance you are required to observe the relevant safety regulations Take necessary measures to ensure that the power supply cannot be reconnected inadver tently Take care while performing adjustment work on live parts Never remove any covers To avoid damage to any equipment the following also applies Proper shipping and appropriate storage are assumed Note The control valves fulfill the requirements of the European Pressure Equipment Directive 97 23 EC Valves with a CE marking have a declaration of conformity which includes infor mation about the applied conformity assessment procedure The declaration of conformity is available on request EB 5863EN 3 Design and principle of operation 2 Design and principle of operation The three way valves in the version with male thread connection and welding ends or threaded ends can be used for both mixing or diverting valves The valves vary in the plug arrangement and must be installed ac cordingly The version with female thread can only be used for mixing valves The process medium flows through the three way valve in the direction indicated by the arrow The position of the plug 3 deter mines the cross sectional area of flow be tween the plug and seat 2 The plug stem follows the actuator stem which is changed by the control signal act
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