CENTRIFUGAL PUMP OPERATING MANUAL
Contents
1. Heating cooling jacket Casing drain Sound absorbing motor cover Pump cart Inducer Wi Double O ring seal for pump housing fitted for sterile flushing purposes Heavy duty clamp ring which increases the pump s maximum permissible outlet pressure to 25 bar available for W 30 120 W 55 35 W 55 60 W 60 110 W 70 40 or to 20 bar available for W 80 80 _W pumps can be supplied with all standard welded ferrules e g unions clamp rings flanges Fig 1 4 3 Identification of pump models A nameplate as shown in Fig 1 is fitted on the extension frame Hermana Frankogo 9 85852 Bydgoszcz POLAND Example SPX amoa 1 7 APV Type W 22 20 Specifies the pump model W 22 20 aid es 125 Indicates the diameter of the impeller SERIAL NO 3412032 ee C E Serial no Indicates the pump ID number Order no Specifies the SPX FT order number Year Shows the year of manufacture The empty field can be used to identify the pump within an overall system Fig 2 es 4 4 Identification of motor models mm IE2 Q j ABB 5 FT CEC The plate indicates the motor type and height of construction 3GAA101312 ASE item 2 motor capacity kW item 1 speed etc N E101110P9165 2011 V Hz r min kw A Cos 9 230 D 50 2920 3 00 10 00 0 86 400 Y 50 2920 3 00 5 80 0 86 460 Y 60 3530 3 00 5 10 0 84 I2. gt lt OPERATING MANUAL WHERE IDEAS MEET INDUSTRY W CENTRIFUGAL PUMP FORM NO L453147GB REVISION 06 2013 READ AND UNDERSTAND THIS MANUAL PRIOR TO OPERATING OR SERVICING THIS PRODUCT 2APV APV Form no L453147GB revision 06 2013 XN LZ PAR GB Table of contents General description Intended use Sectional drawing Warnings Introduction The W range The W pump standard and auxiliary equipment Identification of pump models Identification of motor models Handling and transport Weights Installation of pump Positioning Lining up the pipe system Power supply Liquid supply for flushed shaft seal Connecting steam and steam condensate for aseptic use Start up and operation Checking the pump for foreign material Checking the pump Starting the pump Flushing liquid Service and maintenance Checking the shaft seal Replacing the shaft seal Replacing the motor Recommended inventory of spare parts Technical data Sound pressure and sound effect level Maximum permissible outlet pressure for W pumps Tightening torques Cleaning recommendation For spare parts see separate spare parts list Page NNDDDD OH o APV Form no L453147GB revision 06 2013 XN LZ AIRS GB 1 1 General description This operating manual should be read carefully by the competent operating and maintenance personnel It must be pointed out that we
3. 12 Required torque to tighten the cap nut and the inducer M10 45 Nm 33 ft lb M14 70 Nm 52 ft lb M20 200 Nm 148 ft lb Required torque to tighten the clamp connection at the pump body and body cover M10 max 35 Nm 25 ft lb Cleaning recommendation The parts of the pumps which become wet as a result of media are cleaned using the cleaning agent in the connected pipelines Cleaning agents times and cycles must be modified according to individual application depending on the degree and nature of contamination Verify the compatibility of the individually selected cleaning processes and agents with the seal materials being used Subject to change 16 WHERE IDEAS MEET INDUSTRY SPX Flow Technology Poland sp z 0 0 Hermana Frankego 9 85 862 Bydgoszcz Poland P 48 52 525 9900 F 48 52 525 9909 SPX reserves the right to incorporate design and material changes without notice or further obligation Design features materials of construction and dimensional data as described in this bulletin are provided for your information only and should not be relied upon unless confirmed in writing Please contact your local sales representative for product availability in your region For more information please visit www spx com ISSUED 06 2013 Original operating manual COPYRIGHT 2013 SPX Corporation W CENTRIFUGAL PUMP
4. L453147GB revision 06 2013 SI LZ AVES GB 15 8 1 a b c Technical data Sound pressure and sound effect level Measurements have been carried out in accordance with ISO 3743 Grade 2 and ISO 3746 Grade 3 Tolerance 3 dB LpA in dB refers to the sound pressure level at a distance of one metre from the surface of the pump at a height of 1 6 m above floor level cf EC Directive 89 392 EEC LwA indicates the sound power level Operating conditions A B and C are defined as follows Nominal flow and max permissible operating pressure Nominal flow and 60 operating pressure 60 flow and max permissible operating pressure The nominal flow and max permissible operating pressure in the case of the W 55 60 for example are 60 m hr at an operating pressure of 5 5 bar and so on This information only applies if the motor used is an ABB aluminium motor and the size of the motor matches the power requirement of the pump The noise level may increase considerably if reducers reduction expansion fittings are mounted on the inlet outlet The values shown apply when the pumps operate at 2900 rpm and there is a shroud over the motor If the pumps operate at 1450 rpm the values are reduced by approx 20 dB The values for the W 25 210 apply at 1450 rpm Operating LpA LwA conditions A B C A B C W 10 8 65 62 60 79 77 74 W 22 20 75 w 30 80_ 75 73 68 89 87 82 w 25 210_
5. item 5 7 with o ring item 5 5 in the location on the shaft again without using tools Fit the stationary seal face in the back plate without using tools Note Install the stationary seal face so that it fits with the pin in the back plate Check that the stationary seal face is positioned so that it slides back and forth easily within the back plate When fitting new double mechanical shaft seals remove the drain pipe item 5 4 before fitting them in the pressure ring item 5 9 or back plate item 7a 7b The W 50 600 pump is not equipped with a drain pipe After fitting clean the surfaces subject to wear For double mechanical shaft seals re mount the back plate item 7a 7b Fit the impeller item 4 Remember to use the proper tightening torque M10 45 Nm 33 ft lb M14 70 Nm 52 ft lb M20 200 Nm 148 ft lb Check that the locating pin item 8 in the top of the back plate fits with the detent in the pump body To prevent damage to the O ring carefully press the pump body item 1a 1b in so that it covers the O ring item 6 Then fasten the clamp ring item 9 Remember to use the proper tightening torque M10 max 35 Nm 25 ft lb 12 APV Form no L453147GB revision 06 2013 SI LZ AVES GB Fig 7 Rear flange Screw Extension frame Motor Screw Fig 9 Motor Keyway Motor shaft Balance hole Pump shaft 13 7 3 10 11 12 Se
6. 1 7 2 9a Service and maintenance Checking the shaft seal Check the pump s shaft seal for leaks on a regular basis If the shaft seal is leaking replace it or its relevant parts as described below Replacing the shaft seal The sectional drawing page 3 shows the position and construction of the shaft seal applying both to ordinary seals and seals with liquid steam flushing To replace the shaft seal it is necessary to dismantle the pump Follow the steps described below and refer to the sectional drawing page 3 Disconnect the power supply in the motor isolator by removing the fuses and disconnecting the cables Turn off the steam and flushing liquid supply Close the pump suction and discharge point and drain the pump housing If the pump is used for hot and or aggressive liquids special precautions must be taken In such cases observe the local regulations for personal protection when working with these products Open the clamp ring item 9a or the housing screws once the inlet and outlet pipes have been properly isolated Dismantle the pump housing item 1a 1b and remove the impeller item 4 Take the stationary seal face item 5 6 installed in the back plate item 7a 7b out with your fingers Remove the o ring item 5 5 from the stationary seal face Use your fingers to remove the rotary seal face item 5 7 fitted in the impeller item 4 Remove the o ring item 5 5 from the rotary seal fac
7. friendly acid free grease or soap APV Form no L453147GB revision 06 2013 SI LZ AIRS GB Fig 6 6 3 6 4 ly Start up and operation Checking the pump To check that the pump is working satisfactorily pour water into the pump and start it momentarily Check the direction of rotation Fig 6 Listen for any unusual noises In pumps with water flushed or steam flushed shaft seals the seal chamber must be filled with water steam Caution Never allow the pump to run without liquid as this will ruin the shaft seal Starting the pump Check the following before starting the pump That the shaft guard has been fitted properly That there is unobstructed access for liquid and that the pump is primed That the valve on the discharge side is closed The valve on the discharge side is closed during start up to prevent the motor from overloading but should be opened again as soon as the pump has been started Note Thepumpshouldnotbeleftrunningtoolongwithoutpumping typically 15 minutes if the pumped liquid is not hot because it will get warm and the priming liquid will evaporate Flushing liquid In pumps with a flushed shaft seal check that the supply inlet for the flushing medium is open and that the flow of the medium is adequate approx 15 30 litres hour 10 APV Form no L453147GB revision 06 2013 SI LZ ZIN GB Dismantling the pump Dismantling the shaft seal 11 7
8. will not accept any liability for damage or faults resulting from failing to comply with this operating manual Descriptions and data given herein are subject to technical changes Intended use The W centrifugal pump is exclusively intended for pumping liquids especially in food and beverage installations Refrain from using the pump in a manner which exceeds the scope and specifications stated below Any use exceeding the margins and specifications set forth is considered to be not intended The manufacturer is not liable for any damage resulting from such activities The user will bear the full risk Caution Improper use of the pump leads to damage leakage destruction potential failures in the production process SI LZ APV Form no L453147GB revision 06 2013 2 Sectional drawing la Pump housing 2a Cap nut 3 O ring 4 Impeller 6 O ring Ta Back plate 8 Locating pin 9a Clamp ring 10 O ring 11 Shaft 14 Extension frame 5 1 Fastening kit for single mech seal 5 3 Pressure ring 5 4 Drain pipe 5 5 O ring 5 6 Stationary seal face 5 7 Rotary seal face 5 8 Pin 5 9 Fastening kit for double mech seal 5 10 O ring 5 11 Pressure ring Section 1 Single mechanical shaft seal for shafts of 25 and O35 Section 2 Double mechanical shaft seal for shafts of 25 and 35 Section 3 Single mechanical shaft seal for shafts of O55 Section 4 Double mechanical shaft seal for shafts
9. 127 61 88 226 W 55 60 s4 71 76 ps 136 171 ae 146 132 68 94 225 W 60 110 i 76 82 da 141 176 550 295 151 132 Ka 295 505 W 65 350 i37 180 220 S30 363 420 es 190 138 75 99 238 W 70 40 gt 83 87 ioi 148 183 5 158 146 83 107 265 W 80 80 B3 89 95 ae 155 190 Seo 335 395 165 118 2 276 500 W 110 130 105 109 138 3 218 d0 355 415 eae 1500 rpm only The weights may vary depending on accessories and fittings and are therefore intended only as a reference value for handling transport and packaging activities APV Form no L453147GB revision 06 2013 SI LZ AIRS GB Fig 4 Fig 5 5 1 5 2 5 3 5 4 5 5 ly AN Installation of pump Positioning The following must be observed The pump must be positioned so that the suction pipe is as short as possible and there is a sloping gradient towards the suction port of the pump Keep the number of valves bends and tee pieces on the suction side to an absolute minimum There must be sufficient space around the pump for piping and access for maintenance Lining up the pipe system Ensure that the pipe system is adequately underpinned with pipe supports so that the pump body is not subject to strain from or the weight of the pipe system Caution During the suction process the pump may tend to vibrate A pipe support should be placed close to the pump suction to prevent pipework vibrat
10. 69 68 64 83 82 78 W 35 35 69 67 64 83 81 78 w 35 55_ 72 70 67 86 84 81 w 30 120_ 76 74 72 90 88 86 W 50 8 69 68 64 83 82 78 W 50 600 75 75 73 89 89 87 W 55 35 69 68 68 83 82 82 W 55 60 74 70 68 88 84 82 W 60 110 84 W 65 350 86 88 82 100 102 98 W 70 40 75 69 69 89 83 83 W 80 80 75 73 72 89 87 86 90 W 110 130 79 76 76 93 90 Please note that the sound emitted by a pump may vary considerably It depends on the pump design size speed shroud installation as well as on the liquid type and pumping conditions APV Form no L453147GB revision 06 2013 XN LZ AIRS GB Fig 12 8 2 8 3 8 4 Technical data Maximum permissible outlet pressure for W pumps The maximum pump outlet pressure specified below must not be exceeded applies to water at 20 C Max 18 bar W 10 8 W 22 20 W 30 80 W 35 55 W 35 35 W 110 130 Max 14 bar W 25 210 W 30 120 W 50 600 W 50 8 W 55 35 W 55 60 W 60 110 W 65 350 W 70 40 W 80 80 The above values also apply to the corresponding Wa and Wi models Tightening torques Required torques to tighten the pump shaft on the motor shaft M8 30 Nm 22 ft lb M10 55 Nm 41 ft lb M12 80 Nm 59 ft lb M16 180 Nm 132 ft lb Caution Ensure that the key groove in the motor shaft can be seen through the hole in the stub shaft Fig
11. E2 50Hz 86 4 100 86 0 75 83 9 50 IE2 60Hz 87 5 100 6306 2Z C3 M 6205 27 C3 24 kg O SI LZ APV Form no L453147GB revision 06 2013 4 Introduction Fig 3 4 5 Handling and Transport Act with caution when lifting the pump All parts with a weight of more than 20 kg must be handled with a suitable hoisting device Use a crane forklift truck or other suitable lifting gear and always use 2 hoisting belts in conjunction with this Fig 3 Place the hoisting belts around the rear part of the motor and 3 around the extension frame Take care that the belts are evenly loaded when the pump is lifted Y Caution Always use 2 hoisting belts and never fasten at the front of the pump body 4 6 Weights Motor 80 90 100 112 132 160 180 200 225 250 280 Pump type 11 0 kW 0 75kW 1 5kW 5 5 kW 30 0 kW 75 0 KW ein ler 3 0kW 40kW Feu 15 0kW 220kW 3zopw 45 0kW 55 0kW 350kw 18 5 kW 20 W 10 8 D s 28 33 57 W 22 20 35 41 46 na os 117 W 30 80 61 66 K 127 138 169 W 25 210 184 212 AA 349 194 100 W 35 35 ae 44 49 60 109 39 65 117 114 W 35 55 59 64 E 123 2 _ 133 125 59 83 236 W 30 120 Ba 67 71 ba 135 170 210 145 360 570 W 50 600 295 ABA 426 485 s05 45 69 W 50 8 26 53 58 127 W 55 35 66 71 z 136 z n o 147
12. e Clean the chambers of the stationary and rotary seal face with air or water The rear stationary seal face item 5 6 is mounted on the pressure ring item 5 11 The rotary seal face item 5 7 is mounted on the shaft item 11 These are removed in the same way as the front seal components The W 50 600 pump has 2 identical pressure rings APV Form no L453147GB revision 06 2013 SI LZ AIRS GB Checking parts for wear Fitting 7 10 11 11a 12 13 13a 14 14 15 15a 16 17 Service and maintenance Check the O rings for signs of stiffness lack of elasticity brittleness and or chemical corrosion Replace worn or damaged parts Check the stationary ring item 5 6 and rotary ring item 5 7 for signs of wear Wear surfaces must be completely free of cracks If this is not the case both the stationary ring and the rotary ring must be replaced In the case of water flushed shaft seals and aseptic shaft seals check the rear seal rings item 5 6 5 7 for wear and replace if necessary Fit the new o rings on the stationary seal face and rotary seal face Caution Remember to moisten these with water Fit the rotary seal face on the impeller without using tools Note The notch in the rotary seal face must be installed so that it fits with the driving pin item 5 8 in the impeller hub In the case of double mechanical shaft seals also fit a rotary seal face
13. ember to use the proper tightening torque M10 45 Nm 33 ft lb M14 70 Nm 52 ft lb M20 200 Nm 148 ft lb APV Form no L453147GB revision 06 2013 XN LZ AIRS GB Fig 10 Impeller Plastic star Pump body ea Fig 11 7 7 4 Service and maintenance See Fig 11 Tighten the shaft screws item 11 Place the plastic star against the impeller Fig 10 Remember to use the proper tightening torque M8 30 Nm 22 ft lb M10 55 Nm 41 ft lb M12 80 Nm 59 ft lb M16 180 Nm 132 ft lb Remove the star by pulling it out through the inlet Recommended inventory of spare parts Seal kits Fit the pump screw housing and fasten with the clamp ring Push the shaft forward until the impeller is touching the plastic star The seal kit for the W pump consists of the wear parts for the pump as specified in the spare parts list Number of pumps in service 0 5 5 20 gt 20 l kits 10 Seal kits number number pumps Normal operation 2 3 1 Special needs 3 6 2 Service kits The service kit consists of several main pump components which are not considered wear parts but may nevertheless need to be replaced the shaft impeller cap nut and fixing kit Number of pumps in service 0 5 5 20 gt 20 kits 10 Service kits number number pumps Normal operation 0 1 1 Special needs 1 2 1 14 APV Form no
14. ion creating excessive noise Power supply The motor must be connected via a control cabinet to the network in compliance with the local regulations Moreover the motor must be connected in accordance with the instructions indicated in the inner side of the connecting box lid of the motor The motor should be connected in such a way that the motor and therefore the impeller are anti clockwise when viewed from the front in the direction of the suction port of the pump body Fig 4 Liquid supply for flushed shaft seal Pumps with a flushed shaft seal are fitted with two PTFE hose connectors on the sealing flange The hose connectors are 1 8 inch and fit 6 0 mm hoses The required flow quantity amounts to 15 30 I h The maximum permissible pressure is 7 bar The hose connection should always be positioned vertically with the fluid inlet below and the outlet above Fig 5 Fluid consumption can be limited by installing a solenoid valve on the supply side The open close function of the solenoid valve can be controlled by the pump s start stop sequence Do not use steam or steam condensate on the connection for flushing liquids If you wish to use steam as a sealant a special aseptic pipe connector must be used For connectors see 5 5 Connecting steam and steam condensate for aseptic use When static double seals are used the connection for steam or steam condensate at the pump body is provided with fittings for 8 mm stainless s
15. is to be used for hot and or hazardous liquids special precautions must be taken In such cases follow the local regulations for personal safety when working with these products The following values specified for the permissible pressure must not be exceeded Max 18 bar W 10 8 W 22 20 W 30 80 W 35 55 W 35 35 W 110 130 Max 14 bar W 25 210 W 30 120 W 50 600 W 50 8 W 55 35 W 55 60 W 60 110 W 65 350 W 70 40 W 80 80 The a m values are also valid for the corresponding models in the Wa and Wi ranges It is important to remember that the maximum outlet pressure values apply when water is at a temperature of 20 C XN LZ APV Form no L453147GB revision 06 2013 4 Introduction 4 1 The W range This manual covers the standard versions of the W pump as well as the aseptic versions Wa and pumps with an inducer Wi Check the pump s nameplate to determine whether you have one of these models The WHP and W 140 50 are described in a separate manual which is supplied with the pump The WK pedestal pump version is described in a supplementary manual 4 2 The W pump standard and auxiliary equipment Standard options With or without motor cover With frame and feet or firm supports With shaft seal in carbon SiC or SiC SiC With o rings in EPDM or FPM Viton With single mechanical or double mechanical seal fitted for water flushed or steam flushed shaft seal Wa Additional options
16. of 55 Section 1 Section 2 53 5 10 Meme fe SS Poa a 5 4 5 1 H 5 5 7 15 5 5 6 5 11 5 9 15 6 5 5 157 5 8 Section 3 Section 4 m D cy E p ee omit uta PE 5 9 5 1 5 3 5 6 5 5 5 7 5 8 5 6 5 5 5 7 5 3 5 6 5 5 5 7 5 8 APV Form no L453147GB revision 06 2013 XN LZ PAR GB 10 11 12 13 14 Warnings Read through the instructions before installing the pump and starting it up If in doubt contact your local SPX Flow Technology representative Check that the specifications of the motor and motor control unit are correct This applies in particular to applications which carry a risk of explosion Observe that a pump may be unstable and may tilt to the fore onto its inlet port when having a relatively small motor and being assembled on brackets instead of being equipped with a frame with adjustable feet Be careful during the installation of such a pump For this reason the W 50 600 pump is equipped with an anti tilting unit Do not start the pump before all pipe connections have been fitted carefully and tightened Special precautions must be taken when the pump is used to pump hot and or hazardous liquids In such cases follow the local regulations for personal safe
17. rvice and maintenance Replacing the motor The standard motor of the W pump has a locked front bearing If the motor is replaced the new motor must also have a locked front bearing The motor bearing is enclosed and permanently lubricated A small flange B34 for frame sizes and a large flange B35 in case of large constructions When replacing the motor follow the instructions below For the replacement of bearings see the motor supplier s service instructions Switch off the power supply and then disconnect the pump and motor from the system Remove the pump body See 7 2 paragraph 1 4 Dismantle the impeller Remove the motor shroud and if possible place the pump vertically on the motor s fan cover Fig 7 Release the four motor flange screws and remove them Fig 7 Lift the back plate item 7 and extension frame which are still bolted together off the shaft See Fig 10 Remove the spacer flange item 17 where fitted See Fig 8 Loosen the screws at the base of the shaft remove the shaft and replace the motor See Fig 9 Before mounting the new pump shaft remove any dirt and grease from the motor shaft and the base s internal clamping surfaces Loosely mount the pump shaft Position the balance hole over the keyway Fit the back plate and extension frame over the shaft Tighten the bolts Stand the pump back on its legs brackets Fit the impeller and secure it with the cap nut inducer Rem
18. teel pipes Steam of up to 150 C and 5 bar can be used APV Form no L453147GB revision 06 2013 SI LZ ZIN GB ly AN 6 1 Start up and operation Before starting the pump dismantle and clean the suction pipe Any foreign material in the pump should be removed Checking the pump for foreign material Remove the pump body as described below The sectional drawing page 3 is to be used for reference purposes Disconnect the power supply Remove the pump body items 1a 1b by unscrewing the clamp ring item 9a or body screws and carefully extract from the body Turn the impeller item 4 to ensure that there is no foreign material behind it Remove any foreign material from inside the pump When the pump body is clean and free of foreign material reassemble the pump Mount the pump body as described below Check that the locating pin item 8 which is installed in the top of the back plate fits with the detent in the pump body and carefully to avoid damage to the O ring press the pump body item 1a 1b in so it covers the O ring item 6 Then fasten with the clamp ring item 9a or body screws and apply the correct tightening torque M10 max 35 Nm 25 ft lb Check that the pipe unions have been tightened properly and that the pipe supports have been fitted To facilitate the fitting of the front cover and pump housing we recommend that the O ring is lubricated with a thin layer of food
19. ty when working with these products Do not start the pump before the motor shroud or shaft guard has been securely fitted The pump contains rotating parts Never put your hands fingers or objects into a pump while it is in operation Never touch the shroud during operation as it can become very hot Never touch the pump body during operation if the pump is being used for hot media as there is a risk of being burnt If the pump is operating with liquid media but has no circulation the liquid will heat up and may turn into vapour which could cause an explosion Always remove all assembly and auxiliary tools from the pump before starting it up Never hose down or clean the electric motor directly with water or cleaning fluid Never lift the pump at the shroud as it is not designed to carry the weight of the motor Remove the shroud before lifting the pump Always use securely fitted lifting straps when lifting with a crane or similar lifting gear Never dismantle the pump before the motor has been disconnected from the power supply Remove the fuses and disconnect the cable from the motor terminal box The installation of all electrical parts must be carried out by qualified personnel APV Form no L453147GB revision 06 2013 SI LZ AVES GB 3 15 16 Warnings Never dismantle the pump until the pipe system has been drained Remember that liquid will always collect in the pump body If the pump
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