Vertical multi-stage centrifugal pumps
Contents
1. 20080190 A 27022008 Figure 5 DPVF 85 The rotating impeller causes the pressure at the inlet of the impeller to drop This decrease in pressure creates the flow through the suction connection A Every stage B consists of an impeller and a diffusor The capacity of the pump is determined by the size of the passageway of the stage The pressure of the stage is determined by the diameter of the impeller Because of the modular type of construction it is possible to choose the number of impellers most suited to the required duty point After leaving the last impeller the medium flows between the pump stages and the outer sleeve C and exits the pump at the discharge connection D DESMI 5 6 Measuring draining and venting The pump is provided with plugs for measuring draining and venting Connection E is meant to drain the inlet part of the pump or to measure the inlet suction pressure using a G connection Connection F is meant to drain the outlet part of the pump or to measure the discharge pressure using a G connection Connections G are meant to vent the pump system when the pump is not in operation or to measure the discharge pressure of the pump using a G 3 8 connection 5 7 Modular selection For a optimal match with the application the pump is assembled out of modules wh2. abit 12 GREC P P sees 12 5 6 Measuring draining and venting sssseseeeeene enne enm nennen enne enn enne 13 5 7 Modularselectiori oe RE checcacedscenadaceesauaeeaceieccnssagessadnajacoesbavds a E Reb R cies 13 0 8 odorum ee 13 5 9 Explosiorisalely ee tono oi aee eO E ditte ster ts is 14 6 Transport 61 A E aE eE e aE aE A a eaaa e a Ear EEEE AT 17 AS o E E TE 17 7 Installation instructions TAL S tting p the PUMP seit ei 18 7 2 Mounting a motor on the pump ioi oie ders nica 19 7 3 Electrical installatiON voii 22 yc aene n 23 8 Operation 8 1 O I P A eee 25 9 Maintenance REMO E E 26 9 2 LEUbriCatiODr ao 26 9 3 Maintaining the pump for an extended period of non operation essseeee 26 10 Failures 1051 SU UE 27 10 2 Torques of coupling shell pos 914 01 esce ac 29 11 Annexes 11 1 EG declaration of ConfOrmlty iacente cti a ea 30 DESMI 1 1 1 Manual Introduction Preface This manual contains important information for reliable proper and efficient operation Complianc
3. 40 4 54 19 27 49 65 23 325 DESMI 13 14 Size Qmin max m h 50 Hz 60 Hz 2 pole 4 pole 2 pole 4 pole Min Max Min Max Min Max Min Max 45 4 6 57 5 1 65 60 5 3 57 26 38 64 92 3 2 46 65 6 4 75 6 1 90 85 8 5 110 43 53 9 10 2 132 0 5 1 65 1 LHS6 0 8 8 6 0 7 8 6 Qf 40 M M M M M w m M M TPC Figure 6 Minimum capacity vs temperature in of Q optimum 5 8 1 Detailed working range DPV 2 4 6 10 15 25 40 60 85 For the actual working range of the pump see the name plate 5 8 2 Detailed working range DPV 45 65 amp DPLHS 6 Table 8 Basic hydraulic design Pump type Pressure bar Temperature C DPV 45 25 120 DPV 65 25 DPLHS 6 40 Table 9 Sealings 3675 Shaft seal materi type pressure tempera als bar ture C Sic Ca EPDM WRC RMG G606 25 90 Ca SiC EPDM MG G60 10 120 Ca SiC FPM MG G60 10 80 SiC Ca EPDM RMG G606 25 120 SiC Ca FPM RMG G606 25 80 TuC TuC HNBR RMG G606 25 120 TuC TuC FPM RMG G606 25 80 SiC SiC EPDM MG G606 10 90 SiC SiC FPM MG G606 10 80 TuC Ca EPDM RMG G606 25 120 TuC Ca FPM M37GN2 40 80 TuC Ca EPDM M37GN2 40 120 1 Next to the shaft seal other sealings might be assem bled with different allowable conditions If in doubt con sult your sales supplier 2 LHS60nly
4. RN o o o loa o o o o o o o os o 1D241 Remove the fill plug B from the top bracket Close the outlet shut off valve Fill the pump housing to the maximum through the fill plug with the liquid that is to be pumped Insert the fill plug in the top bracket Check the rotational direction of the pump Open the outlet shut off valve DESMI 8 Operation 8 1 Operation The pump is controlled externally and therefore does not need any operation guidance 25 DESMI 26 9 Maintenance 9 1 Introduction WARNING Observe the general safety precautions for installation maintenance and repair Regular maintenance is necessary for the correct operation of a pump Please contact your supplier for maintenance of the pump 9 2 Lubrication Standard motors with a maximum power of 7 5 kW are provided with maintenance free sealed bearings Motors with lubricating nipples must be lubricated after 2000 hours If the pump works under extreme conditions such as high vibrations and temperatures the motors must be lubricated more often Use a lithium based 30 C 160 C bearing lubricant about 15 grams When the pump is delivered without a motor and fitted with an other brand or the standard motor is replaced by an other brand than DP Pumps please consult the maintenance instructions of the motor supplier IS ATTENTION Also follow the instructions in 7 2 Mounting a
5. 20130499 A 23 DESMI 24 7 4 1 In an open or closed circuit with 7 4 3 After an extended period of non sufficient supply pressure operation or storage During first start up check the mechanical seals for leakage due to seizure or dehydration of the lubricating film If so please proceed as following n 1 Turn shaft manually or i 2 Check if the mechanical seal is still leaking C e PA If the mechanical seal is still leaking A 1 Disassemble the mechanical seal Ti B 2 Thoroughly clean and degrease the running P4 surfaces A i00 3 Assemble the mechanical seal again and retry ae j start up 2 If this doesn t solve the shaft leakage replacement of Figure 19 Pump with open or closed circuit 8 the mechanical seal is necessary 1 Close the suction shut off valve A and the outlet shut off valve B 2 Open the fill plug C 3 Gradually open the suction shut off valve until the liquid flows from the fill plug C 4 Close the fill plug 5 Fully open the suction shut off valve 6 Check the rotational direction of the pump 7 Fully open the outlet shut off valve 7 4 2 In an open circuit with a liquid level Figure 20 Liquid level lower then pump lower than the pump 20808 080308080808 8 08 08 0208 08020809
6. 5 9 Explosion safety IS ATTENTION This sub chapter contains fundamental information which has to be taken in consideration when installing the pump with ATEX permission in a hazardous environment 5 9 1 General Stickers or indicators on the pump sleeve and the motor indicate whether the pump is suitable for use in an environment with risk of explosion It is allowed to install the pump in a zone which is classified in directive 1999 92 EC When in doubt it is compulsory to check the above directive 5 9 2 Indication eb Il 2G IIC T3 X DP Pumps Alphen a d Rijn NL Figure 7 Indication sticker explosion safety 2512 DESMI Table 10 ATEX marking Indication Meaning Product group for use above ground with the exception of mine working where there can be danger of explosion due to mine gas and or flammable substances Category 2 Equipment in this category is intended for use in areas in which explosive atmospheres caused by mixtures of air and gases vapours or mists or by air dusts mix tures are likely to occur Category 3 Equipment in this category is intended for use in areas in which explosive atmospheres caused by mixtures of air and gases vapours or mists or by air dusts mix tures are likely to occur or if they do occur are likely to do so only infrequently and for a short period only Suitable for an environment that is explosive due to gas vapour or fumes not suitable for an
7. 2009 AC 2010 according to the provisions of the harmonized standard for pumps and which implies the regulations of Machine directive 2006 42 EC EMC directive 2004 108 EC Ecodesign Directive 2009 125 EC Regulation 547 2012 for water pumps with a maximum shaft power of 150kW in the most recent form The pump also complies with the ATEX directive for Equipment Group Il Category 2 as filed under number 11 ATEX D048 by PTB identification no 0102 and is in accordance with the standard EN 13463 1 2009 07 The pump is subject to this declaration of conformity as a stand alone product Make sure the appliance or installation in which the pump is built in has got a declaration of compliance with the directives listed above for its complete assembly 9 9400 N rresundby 20 10 2015 Responsible person Claus Dietz Technical Director DESMI DESMI dp pumps dp pumps P O Box 28 2400 AA Alphen aan den Rijn The Netherlands t 31 172 48 83 88 f 31 172 46 89 30 dp dp pumps com www dp pumps com 11 2013 BE00000377 F Can be changed without prior notice Original instructions DESMI
8. coupling and hydraulic assembly 1 5 mm higher then the lowest position For easy and accurate adjustment of the coupling contact your supplier for the appropriate Toolkit For Adjustment Hydraulics MIN 1 5 mm 4 20090559 ATTENTION For motors of 11 kW or higher block the rotor when adjustments are made to the coupling This ensures that the rotor is not lifted out of its bearings WARNING Correct seal adjustment max 1 5 mm higher then the lowest position For pump series DPV 45 65 amp DPLHS 6 DESMI Use a sufficient tyre iron to lift the coupling and hydraulic assembly to the maximum upwards position and lower it 1 mm from this position Figure 12 Positioning the seal 20070376 WARNING Correct seal tension max 1 mm lower N than the maximum upwards position ES Figure 13 Position of the coupling 9 10 ATTENTION For motors of 11 kW or higher block the rotor when adjustments are made to the coupling This ensures that the rotor is not lifted out of its bearings Fully tighten the couplings at the given torque see Torques in the annexes Make sure that the gaps between the couplings are equally divided on both sides see drawing gp Y 20030733 Attach the coupling guards 681 with the socket head cap scr
9. environment that is explosive due to dust T4 T3 Temperature class T4 for maximum surface temperature 135 C T3 for maximum surface temperature 200 C ATTENTION When the pump is placed in an explosion hazardous environment no pump should be opened or disassembled on site Due to the probable creation of sparks during loosening and tightening of nuts and bolts 5 9 3 Medium temperature The applied ATEX motor determines the maximum allowable temperature of the pumped liquid See table 11 Maximum medium temperatures Table 11 Maximum medium temperatures ATEX marking motor Allowable medium temperature Exe 60 C EXd 100 C Exde 60 C 5 9 4 Commissioning check list It is compulsory to check these points prior putting the pump in operation Check if the ATEX data on the motor and the pump are in line with the specified category When the categories of the motor and the pump are different the lowest category is leading Make sure that the pump is protected against damage from outside Make sure that the liquid temperature never exceeds the maximum allowed temperature see table 11 Maximum medium temperatures Apply a temperature monitoring and limiting system meeting the requirements of EN 13463 6 that stops the pump at too high medium temperatures Please note that the maximum temperature noted on the name plate of the pump refers to the technical specification of the mechanical part of the pu
10. if placed electrical parts or the motor cover Be sure that the pump is always in balance WARNING Pumps could tilt while lifting Do not remove the lifting devices from the pump before the pump is placed and mounted correctly gt amp 20080 196 20080197 20080192 2008195 6 2 Storage Fill the pump with glycol in order to protect it against the risk of frost Table 13 Storage Storage tambient C 10 40 Max rel humidity 80 at 20 C not condensing 17 6 2 1 Inspection during storage 1 Turn the shaft every three months and just before putting into operation DESMI 18 7 Installation instructions 7 1 ATTENTION Avoid stress in the pump casing caused by misalignment in the piping system Please see table below Setting up the pump Table 14 Allowable forces DPV S F Type DN Force N mm Fx Fy Fz F V S F 2B 25 3300 2400 1700 4420 V S F4B 25 3300 2400 1700 4420 V S F 6B 32 3300 2400 1700 4420 V S F 10 B 40 4000 3100 3100 5930 V S F 15 B 50 4000 3100 3100 5930 V S F 25 B 65 3200 3500 3500 5890 V S F 40 B PN16 25 80 4000 1800 2000 4820 V S F 40 B PN40 80 3700 3300 3700 6190 V S F 60 B PN16 25 100 4000 1800 2000 4820 V S F 60 B PN40 100 3700 3300 3700 6190 V S F 85 B 100 3500 2500 1000 4420 DPLHS 6 32 800
11. motor on the pump 9 3 Maintaining the pump for an extended period of non operation Turn the shaft every three months This protects the seals from seizure Protect the pump if there is a risk of frost Proceed as follows 1 period may vary per application or medium Please consult your sales representative for application details BON Close all pump valves Drain each pump and or the system Remove all plugs from the pump Open the shut off and fill air vent plug if present DESMI 10 Failures 10 1 Failure table WARNING Observe the general safety precautions before installation maintenance and repair Problem Leakage along the shaft Possible cause Running surfaces of the mechanical seal worn or damaged Possible solution Replace the mechanical seal Checkpoints Check the pump for dirt abrasive parts New pump seal stuck due to assembly Open and close the outlet shut off valve quickly dur ing operation Mechanical seal mounted incorrectly Install the mechanical seal correctly Use water and soap as a lubricant Elastomers affected by medium Use the right rubber com pound for the mechanical seal Pressure too high Use the right type of mechanical seal Shaft worn Replace shaft and mechanical seal Pump has been operating without water Replace the mechanical seal Leakage along the shroud at the top bracket or at t
12. number Please quote this information in all queries repeat orders and particularly when ordering spare parts If you need any additional information or instructions Identification service and technical DPVCF 85 2 1 B Frame 160 12 5kW 50Hz ip 290853352019E Seal Ca Sic EPDM dp pumps d a 72mr h H42 1m PN10 20 100 C e Eff 74 MEI gt 0 60 Easy Access 5 n fix 2950rpm Hydr PN40 80 C Po 600097191 140 C PN25 Prod 49 2013 1020429 4539 conn PN16 CE Figure 2 Pump without factory mounted exceeding the scope of this manual or in case of motor 3 damage please contact DP Pumps nearest customer service centre H DPVCF 85 2 1 B dp pumps d 15kW 12 5kW 50Hz iD 290853352019B Seal Ca Sic EPDM a 72mh H421m PN10 20 100 C 2 i Ef 74 MEI gt 0 60 Easy Access 5 Q n fix 2950rpm Hydr PN40 80 C E n p ad T Po 600097191 140 C PN25 Prod 49 2013 1020429 4531 Conn PN16 CE Q 5 Figure 1 Pump with motor A Figure 3 Duty point E Table 1 Description nameplate Indication Meaning DPVCF 85 2 1 B Model key design version B 15 kW 12 5 kW Installed motor power required power max curve Frame 160 Motor frame size 50 Hz Nominal frequency ID 29083352019B Pump ID gt as built file Q 72 m h Optimum capacity running at fixed speed see fig 3 Duty point H 42 1m Optimum head running at fixed speed see fig 3 Duty point Eff 74 MEI gt 0 60 M
13. power supply see 7 3 Electrical installation 7 3 Electrical installation WARNING N In accordance with the local regulations only authorised personnel is allowed to make electrical connections to the motor IS ATTENTION Connect the motor according to figure 18 Motor connections and always check the rotation direction Electrical connections Make sure that the motor specifications correspond with the power supply to which the pump motor is connected Consult Electrical diagrams for the correct connection diagram e Connect the motor using a motor safety switch DESMI Example may differ upon chosen motor 1x 230V 230 400V 400 692V Figure 18 Motor connections PTC connection STM 140 EK e Standard motors 3 kW and up are equipped with a PTC thermistor Consult Table 19 Technical specifications PTC STM 140 EK Connect the PTC to a thermistor relay Table 19 Technical specifications PTC STM 140 EK Value LPC 740 Rao c Q 20 Rin 20 c 2 250 Rin s sc Q lt 550 Rines c O gt 1830 Rita sc I gt 4000 U VDC 25 lt U lt 30 7 4 Commissioning WARNING The pump must be switched off when it is not completely filled up 3x 230V 3x 400V ATTENTION Seen from the top of the motor the pump should rotate clockwise See 7 1 1 Indicators B In case of a 3 phase motor the rotating direction can be changed by exchanging two of the three phases
14. 0 2000 3200 8800 20090283 F Table 15 Allowable torque DPV S F Table 16 Allowable forces DPVCF Type DN Moment Nm mm Mx My Mz M V S F 2B 25 280 95 210 360 V S F 4B 25 280 95 210 360 V S F 6B 32 280 95 210 360 V S F 10 B 40 440 180 200 520 V S F 15 B 50 440 180 200 520 V S F 25 B 65 1000 230 400 1100 V S F 40 B PN16 25 80 400 200 300 540 V S F 40 B PN40 80 975 240 450 1100 V S F 60 B PN16 25 100 400 200 300 540 V S F 60 B PN40 100 975 240 450 1100 V S F 85 B 100 750 500 625 1100 DPLHS 6 32 460 460 500 800 20090283 F ATTENTION ES The application of pump series DPV S F 45 and DPV S F 65 is only allowed in systems where there is no external force or torque on the connections of the pump casing Type DN Force N mm Fx Fy Fz EF VCF 2B 25 9400 3200 3200 10430 VCF 4 B 25 9400 3200 3200 10430 VCF 6 B 32 9400 3200 3200 10430 VCF 10 B 40 8000 2000 3200 8850 VCF 15 B 50 8000 2000 3200 8850 VCF 25 B 65 5000 2000 2500 5940 VCF 40 B 80 6000 3000 3000 7350 VCF 45 80 48000 17000 31000 59600 VCF 60B 100 6000 3000 3000 7350 VCF 65 100 60000 21000 33000 71600 VCF 85B 100 6200 4100 4100 8490 20090283 F Table 17 Allowable torque DPVCF Type DN Moment Nm mm ux My Mz M V
15. 0201 26022008 Figure 9 Pump indicators The arrow A on the pump foot indicates the flow direction of the liquid The arrow B on the top bracket indicates the rotating direction of the motor 7 1 2 Install bypass Install a bypass if the pump operates against a closed valve The required capacity of the bypass is at least 10 of the optimum volume flow At high operating temperatures a higher volume flow is required Refer to the table Minimum volume flows in the paragraph Working range and fig 6 Minimum capacity vs temperature in of Q optimum 7 2 Mounting a motor on the pump IS ATTENTION It is to be advised to use a special designed DP Pumps motor Before installing an other brand standard IEC norm motor DP Pumps has to be consulted to judge the applicability The following motor specifications are required Increased power output when applicable Reinforced bearing at driven end to withstand the axial force s Fixed bearing at driven end to minimize the axial play Smooth shaft no key way to improve the coupling grip and to improve the motor balance The advised bearings per motor type are DESMI 19 20 Table 18 Minimum required motor Driven end bearing Bearing type Power 1 phase 3 phase output 50 Hz 50 60 Hz kW 2 pole 4 pole 0 37 6202 2Z C3 6203 2Z C3 6202 22 C3 0 55 6202 2Z C3 6203 2Z C3 6202 2
16. CF 2B 25 600 300 360 760 VCF 4B 25 600 300 360 760 VCF6B 32 600 300 360 760 VCF 10 B 40 460 460 500 820 VCF 15 B 50 460 460 500 820 VCF 25 B 65 1000 300 300 1090 VCF 40B 80 1800 1000 1000 2290 VCF 45 80 2700 2700 2300 4500 VCF 60B 100 1800 1000 1000 2290 VCF 65 100 3300 3600 3000 5700 VCF 85B 100 2000 1200 1200 2620 20090283 F ATTENTION ES For the values mentioned in the tables above it is assumed that they occur simultaneously DESMI 20090283 F Figure 8 Allowable forces IS ATTENTION Pumps which do not stand steady or stable on their own should be mounted on a rigid and stable base IS ATTENTION Locate the pump at the place with the lowest risk for noise nuisance 1 Place and install the pump on a level stable surface in a dry and frost free room 2 Make sure that sufficient air can reach the cooling fan of the motor For this purpose the free space above the cooling fan should be at least 1 4 of the diameter of the fan cover air intake 3 Install the pump with counter flanges For pumps with non standardised connections counter flanges are delivered separately 4 Itis advised to install a shut off valve on the supply and on the delivery connection of the pump 5 To avoid medium flowing back through the pump when idle make sure a non return valve is installed 6 Make sure that the inlet of the pump is never clogged 7 1 1 Indicators 2008
17. Vertical multi stage centrifugal pumps Installation and operating instructions series DPV and DPLHS DESMI Table of Contents 1 Manual Introduction Vil PROTA CE ics sissies snccceied O casnesdedisdesstdidsadecssvadnianssievis dies suaedvacessaveisdvvsshevasbuaebeddisabacsanden 4 1 2 cons and SYmMbDO S SPTTRC X 4 2 Identification service and technical support 2 1 Obtaining data and information DPV 2 4 6 10 15 25 40 60 85 5 2 2 Obtaining data and information DPV 45 65 amp DPLHS 6 eene nennen 6 so Ux a RR MA CREE P eM ed Re ERE Rida 7 VI WE CU Mee M 7 2 5 Supplementary documentation oooonccccnnncnnoccccnnnnnnnnnnononnn cnn nn n cnn ener nne enne en erret 7 3 Warranty IA Terms f WAY ci A A a da 8 4 Safety and environment 4N General o nia aa Aaaa A adage sheosaauaczeysaci EEEE aa OA a AREE 9 AD A eea aa a a E E eg ae end Se H 9 435 Safety PrOvVISION Sic aerea e i a ds aa e AaS 9 44 Safety preca tlOn Sisina a A aA aa eaa a gE A ae aaa 9 45 Environmental aspects vez M 10 5 Pump Introduction 5 1 MOGGIIKBy s ccc NO 11 5 2 Description of the product eese nn nn sete nnnnr set snnt e ssi n nnns nnns manana 11 5 3 ECO ertet rie me a 11 SI MENU e
18. Z C3 0 75 6204 2Z C3 6204 2Z C3 6202 2Z C3 1 1 6204 2Z C3 6204 2Z C3 6205 2Z C3 1 5 6305 2Z C3 6305 2Z C3 6205 2Z C3 2 2 6305 2Z C3 6305 2Z C3 6206 2Z C3 3 6306 2Z C3 6206 2Z C3 4 6306 2Z C3 6208 2Z C3 5 5 6308 2Z C3 6208 2Z C3 7 5 6308 2Z C3 6208 2Z C3 11 7309 15 7309 18 5 7309 22 7311 30 7312 37 7312 45 7313 20101096 C 7 2 1 Install the motor on pumps supplied without motor with a standard mechanical seal 89 11 03 Figure 10 Without motor 20090321 Figure 11 fixed seal Remove the coupling guards 681 and the coupling shells 862 Remove the seal protection bracket 89 11 03 and its mounting material For pumps with a taper piece 722 with motor of 5 5 kW or higher the two bolts 914 02 or 901 02 has to be placed back to connect the taper piece to the motor stool Thoroughly clean the motor stool 341 the shaft 210 the coupling shells 862 and the motor shaft Loosely fasten the coupling shells 862 with the coupling pin 560 on the shaft 210 Use the hexagon socket head cap screw 914 01 and the nut 920 01 for this When the pump is equipped with a steel coupling never use the same coupling twice but order a new one Place the motor on the motor stool 341 Tighten the lower bolts of the coupling shells 862 in such way that the coupling slightly clamps around the motor shaft For pump series DPV 2 4 6 10 15 25 40 60 85 Use a sufficient tyre iron to lift the
19. and repair Only authorised personnel may install maintain and inspect the product and repair electrical components Observe the local safety regulations WARNING Always disconnect the energy supply to the product first before installation maintenance and repairs Secure this disconnection WARNING Surfaces of a pump can be hot after continuous operation WARNING Make sure that no one can be near rotating components when starting a pump WARNING Handle a pump with dangerous liquids with the utmost care Avoid danger for persons or the environment when repairing leakages draining liquids and venting It is strongly recommended to place a leakage tray under the pump WARNING Immediately following completion of the work all safety relevant and protective devices must be re installed and or re activated WARNING Please observe all instructions set out in the chapter Commissioning Start up before returning the product to service gt PEPE amp 4 5 Environmental aspects 4 5 1 General The products of DP Pumps are designed to function in an environmentally friendly way during their entire life Therefore when applicable always use biodegradable lubricants for maintenance Ly ENVIRONMENTAL INSTRUCTION ar amp Always act according to the laws by laws regulations and instructions with respect to health safety and the environment 4 5 2 Dismantling The owner is responsible for the dis
20. and instruction must be provided If required the operator may commission the manufacturer supplier to take care of such training In addition the operator is responsible for ensuring that the contents of the operating instructions are fully understood by the responsible personnel 4 3 Safety provisions The product has been designed with the greatest possible care Original parts and accessories meet the safety regulations Modifications in the construction or the use of non original parts may lead to a safety risk IS ATTENTION Make sure that the product operates within its working range Only then the product performance is guaranteed 4 3 1 Labels on the product The icons warnings and instructions applied to the product are part of the safety provisions The labels may not be removed or covered Labels must remain legible during the entire life of the product Replace damaged labels immediately 4 4 Safety precautions 4 4 1 During normal use e Contact the local electricity company for questions about the power supply e Cover the parts that can become hot making direct contact impossible e When applicable always place undeformed coupling protection plates to protect the coupling before putting the pump into use Make sure that the coupling protection plates are never in contact with the rotating coupling Always close the terminal box of the motor DESMI 10 4 4 2 During installation maintenance
21. carelessness during the installation procedure use and maintenance of the product Non compliance with safety instructions can jeopardize the safety of personnel the environment and the product itself Non compliance with these safety instructions will also lead to forfeiture of any and all rights to claims for damages For example in particular non compliance can result in e failure of important pump system functions failure of prescribed maintenance and servicing practices injury to persons by electrical mechanical and chemical effects hazard of the environment due to leakage of hazardous substances explosions Depending on specific activities extra safety measures may be required Contact DP Pumps if a potential danger arises during use IS ATTENTION The owner of the product is responsible for compliance with the local safety regulations and internal company guidelines IS ATTENTION Not only must the general safety instructions laid down in this chapter on Safety be complied with but also the safety instructions outlined under specific headings 4 2 Users All personnel involved in the operation maintenance inspection and installation of the product must be fully qualified to carry out the work involved and be aware of all applicable responsibilities authorisations and super visions If the personnel in question is not already in possession of the required know how appropriate training
22. e with the operating instructions is of vital importance to ensure reliability and a long service life of the product and to avoid any risks The first chapters contain information about this manual and safety in general The following chapters provide information about normal use installation maintenance and repairs of the product The annex contains the declaration s of conformity Make yourself familiar with the content e Accurately follow the directions and instructions Never change the sequence of the operations to be carried out Keep this manual or a copy of it together with the logbook in a fixed place near the product which can be accessed by all personnel 1 2 Icons and symbols In this manual and in all accompanying documentation the following icons and symbols are used DB WARNING Danger of electric Voltage Safety sign according to IEC 417 5036 WARNING Operations or procedures if carried out without caution may cause personal injury or damage to the product General hazard sign according to ISO 7000 0434 ATTENTION Is used to introduce safety instructions whose non observance may lead to damage to the product and its functions ENVIRONMENTAL INSTRUCTION Remarks with respect to the environment DESMI support 2 1 Obtaining data and information DPV 2 4 6 10 15 25 40 60 85 The name plate indicates the type series size main operating data and identification
23. er 4 5 2 Dismantling Information about the efficiency reference value or MEI 0 7 0 4 benchmark index for the pump on the basis of the pattern in the picture please visit http www europump org efficiencycharts 5 4 Intended use The pumps DPV are suitable to transport and increase the pressure of cold and hot water without wear to parts within the indicated working range The transport of liquids with a different viscosity or density than water is possible as well For this a motor with an adjusted power could be required Ask DP Pumps or your distributor for advice Any other or further use of the pump is not in conformity with its intended use DP Pumps does not accept any liability for any damage or injury that results from this The pump is produced in accordance with the current standards and guidelines Use the pump only in a perfect technical state in conformance with the intended use described below The ntended use as laid down in ISO 12100 2010 is the use for which the technical product is intended according to the specifications of the manufacturer The use of the product has been described in the sales brochure and in the user manual Always observe the instructions given in the user manual When in doubt the product must be used as becomes evident from its construction version and function 5 5 Operation
24. evel the motor cooling is less effective and could require an adapted motor power Please contact your supplier for more detailed advice 3 Deviation in viscosity and or density could require an adapted motor power Please contact your supplier for more detailed advice 4 Pumps that are intended for 50 Hz operation may not be connected to 60 Hz power supply 5 Frequent start stops in particular in combination with higher pressure differences Ap may result in a short ened product lifetime Consult your supplier for such applications 6 Only the noise emission of the motor is documented IS ATTENTION The temperature difference between the medium and the pump should never exceed 60 C The pump must be filled heated up slowly in any case where the difference between pump and medium is more then 30 C to avoid any chance of a thermal shock For minimum maximum flow at medium temperature of 20 C see table 7 Minimum maximum capacity Qmin max for higher temperatures see figure 6 Minimum capacity vs temperature in 96 of Q optimum Table 7 Minimum maximum capacity Qminmax Size Qmin max m h 50 Hz 60 Hz 2 pole 4 pole 2 pole 4 pole Min Max Min Max Min Max Min Max 2 0 2 3 3 0 2 4 0 4 0 4 6 5 0 5 7 8 6 0 6 9 0 0 8 8 6 10 1 1 1132 0 5 6 6 1 3 158 0 6 7 9 15 1 6 22 5 0 8 11 3 2 0 270 1 0 13 5 25 2 8 350 14 17 5 3 1 420 1 6 21 0
25. ews 914 05 to the motor stool 341 Connect the power supply see 7 3 Electrical installation 7 2 2 Figure 14 With motor 1 e Installing the motor on pumps supplied without motor with a cartridge seal 20090322 Remove the coupling guards 681 and the coupling shells 862 Remove the seal protection bracket 89 11 03 and its mounting material For pumps with a taper piece 722 with motor of 5 5 kW or higher the two bolts 914 02 or 901 02 has to be placed back to connect the taper piece to the motor stool Thoroughly clean the motor stool 341 the shaft 210 the coupling shells 862 and the motor shaft Loosely fasten the coupling shells 862 with the coupling pin 560 on the shaft 210 Use the hexagon socket head cap screw 914 01 and the nut 920 01 for this When the pump is equipped with a steel coupling never use the same coupling twice but order a new one Place the motor on the motor stool 341 Loosen the three cartridge grub screws 904 one turn Push the hydraulic pump assembly in the lowest position Tighten the three cartridge grub screws 904 firmly to the shaft Tighten the lower bolts of the coupling shells 862 so that the coupling slightly clamps around the motor shaft DESMI 21 22 9 For pump series DPV 2 4 6 10 15 25 40 60 85 Use a sufficient tyre iron to lift the coupling and hydraulic assembly 1 5 mm higher then the
26. g range of the motor and can be used to protect the motor WARNING Be careful in using it this way because not only the motor but also the pump has to be protected in its application at 400 Volts will be mentioned as nom and can be used to pre set the motor protection switch to protect the pump motor combination DPVF45 10 dp pumps d 4 0kW 8 4A 50Hz iD 22455010 Seal CA SIC EPDM z a 39 6 mh 3 H 184m o n fix 2850rpm Hydr PN25 120 C E Po 600123456 fF Prod 43 2012 1012345 0510 con DIN INW80 MEI gt 0 10 C 2446 This current value can also be used to determine the proper electrical equipment such as variable frequency drive main switch wiring diameter etc 2 5 Supplementary documentation Apart from this manual the documentation given below is also available Table 4 Supplementary documentation Document Code General terms of delivery 119 1998 DPV 2 4 6 10 15 25 40 60 85 Technical Data 50 Hz Version B 97004455 Technical Data 60 Hz Version B 97004456 DPV 45 65 amp DPLHS 6 Technical Data 50Hz 97004434 Technical Data 60Hz 97004435 See also www dp pumps com DESMI 3 Warranty 3 1 Terms of warranty The warranty period is settled by the terms of your contract or at least by the general terms and conditions of sales IS ATTENTION Modifications or alterations of the product supplied are only permitted after consultation with the manufacturer Ori
27. ginal spare parts and accessories authorized by the manufacturer ensure safety The use of other parts can invalidate any liability of the manufacturer for consequential damage IS ATTENTION The warranty relating to the operating reliability and safety of the product supplied is only valid if the product is used in accordance with its designated use as described in the following sections of this manual The limits stated in the data sheet must not be exceeded under any circumstances The warranty becomes invalid if one or more of the points below occur e The buyer makes modifications himself The buyer carries out repairs himself or has these carried out by a third party The product has been handled or maintained improperly The product has non original DP Pumps spare parts fitted DP Pumps repairs defects under warranty when They are caused by flaws in the design the material or the production e They are reported within the warranty period Other terms of warranty have been included in the general terms of delivery which are available upon request DESMI 4 Safety and environment 4 1 General This DP Pumps product has been developed using state of the art technology it is manufactured with utmost care and subject to continuous quality control DP Pumps does not accept any liability for damage and injury caused by not observing the directions and instructions in this manual or in cases of
28. he pump foot O ring worn Replace the O ring O ring not resistant to the medium to be pumped Replace O ring by an O ring with better resistance Too much stress on the pump foot it becomes oval Decrease stress on piping Mount the pump foot without stress Support the connections Pump is vibrating or noisy Coupling mounted incor rectly Install the coupling in par allel Faulty setting of the hydraulic assembly Adjust the assembly according to the manual There is no water in the pump Fill and vent the pump No supply of medium Make sure there is suffi cient supply Check for blockages in the supply line Bearings of pump and or motor worn Have the bearings replaced by a certified company Available NPSH too low cavitation Improve suction condition DESMI 27 28 Problem Possible cause Possible solution Checkpoints Pump is vibrating or noisy Pump does not work in its Select another pump or working range adjust the system to work within its working range Pump is standing on an Level the surface uneven surface Malfunction Internal blockage in the Have the pump inspected pump by a certified company Pump does not start No voltage on the power Check the power supply Circuit terminal Main switch 7 Fuses Check the motor safety relay Earth leakage switch Protective relay Thermal mo
29. ich are selected depending on their specifications The basic modules are Basic pump model Defines the capacity and head the basic material and allowable pressures and temperatures Connections Defines the connection size pressure class and allowable temperatures s Sealings Defines material of the elastomers shaft seal type and allowable pressures and temperatures Electric motor Defines all requirements of the motor such as size power supply voltage frequency and possible motor accessories 5 8 Working range The working range depends on the basic hydraulic design the type of connection and sealings The module in the pump with the strictest specification determines the allowable pressure and temperature of the medium in the pump The general working specifications can be summarised as follows Table 6 General working range specification Pump type DPV note Ambient temperature C 20 up to 40 B Minimum inlet pressure NPSH req 1m Viscosity cSt 1 100 3 Density kg m 1000 2500 2 Cooling forced motor cooling Pump type DPV note Minimum frequency Hz 30 Maximum frequency Hz 60 4 5 Maximum number of starts see motor data sheet oi Noise emission see motor data sheet Allowable size of solids pumped 5 um to 1 mm 1 Avoid freezing the pump 2 Ifthe ambient temperature exceeds the above value or the motor is located more than 1000 m above sea l
30. iffuser or stage is blocked Clean the inside of the pump O ring between impeller and diffuser is gone Replace the O rings O ring not resistant to the medium to be pumped Replace O ring by an O ring with better resistance DESMI 10 2 Torques of coupling shell pos 914 01 Material Dimensions Torques Nm Steel M6 16 Steel Cast iron M8 30 Aluminium M8 22 Cast iron M10 70 29 DESMI 30 11 Annexes 11 1 EC declaration of conformity DP Industries bv Kalkovenweg 13 2401 LJ Alphen aan den Rijn The Netherlands Tel 31 0 172 48 83 88 Hereby declares as manufacturer entirely on his own responsibility that the products Vertical multi stage centrifugal pumps series DPV and DPLHS Serial number 18 2012 1000000 0001 52 2016 9999999 9999 In case the pump is delivered without ATEX classification to which this declaration refers is in accordance with the following standard EN 809 1998 A1 2009 AC 2010 according to the provisions of the harmonized standard for pumps and which implies the regulations of Machine directive 2006 42 EC EMC directive 2004 108 EC Ecodesign Directive 2009 125 EC Regulation 547 2012 for water pumps with a maximum shaft power of 150kW in the most recent form In case the pump is delivered ordered and marked with an ATEX classification to which this declaration refers is in accordance with the following standard EN 809 1998 A1
31. ing Carbon graphite Ca Resin impregnated Q1 Silicon carbide SiC Sintered pressureless U3 Tungsten carbide TuC CrNiMo binder A Seat ring Carbon graphite Ca Antimony impregnated B Carbon graphite Ca Resin impregnated Q1 Silicon carbide SiC Sintered pressureless U3 Tungsten carbide TuC CrNiMo binder E Elastomers EPDM EPDM Ethylene propylene rubber V FPM FPM Fluor carbon rubber X4 HNBR HNBR Hydrogenated nitrile rubber G Spring CrNiMo steel G Other metal parts CrNiMo steel Information about seal combinations types pressure On the pump plate sleeve sticker this pump current and temperature see table 9 Sealings 2 4 Current 2 4 1 Nominal current DPV 2 4 6 10 15 25 40 60 85 The nominal allowable current of the motor is stated on the motor plate This shows the nominal working range of the motor and can be used to protect the motor Measuring the actual current of the pump during operation can be used to pre set the motor protection Switch to protect the pump motor combination This current value can also be used to determine the proper electrical equipment such as variable frequency drive main switch wiring diameter etc WARNING Not only the motor but also the pump has to be protected in its application 2 4 2 Maximum current DPV 45 65 amp DPLHS 6 The maximum allowable current of the motor is mentioned as max on the motor plate This maximum allowable current shows the maximum workin
32. inimum Efficiency Index n fix 2950 rpm Rotation speed indication at which Q H are given PO 600097191 Production order number Prod WW YYYY XXXXXXX XXXX Production week year and production serial number Seal Ca Sic Mechanical Seal Surface Code see fig 2 3 Seal codes EPDM Pump Elastomers PN10 20 100 C Maximum pressure at mentioned temperature Easy access Seal construction type Hydr PN40 80 C 140 C PN25 Maximum temperature at mentioned pressure Conn PN16 Pressure Class connection For pumps without a factory mounted motor Frame size 2 When the Installed motor power is less than the required power the pump is limited in it s operating range Consult your sales representative for details 3 Optimum capacity of the hydraulics restricted operating range note 1 not taken into account At lower pressure a higher temperature is allowed please consult your supplier DESMI 2 2 Obtaining data and information DPV 45 65 amp DPLHS 6 wo o The name plate indicates the type series size main S operating data and identification number Please 8 quote this information in all queries repeat orders N and particularly when ordering spare parts If you need any additional information or instructions Pump without motor exceeding the scope of this manual or in case of damage please contact DP Pumps s nearest customer service centre wo S S Es 3 N Pump with m
33. lowest position For easy and accurate adjustment of the coupling contact your supplier for the appropriate Toolkit For Adjustment Hydraulics MIN ti Figure 15 Cartridge seal mtm u 20091316 ATTENTION For motors of 11 kW or higher block the rotor when adjustments are made to the coupling This ensures that the rotor is not lifted out of its bearings WARNING Correct seal adjustment max 1 5 mm higher then the lowest position 10 For pump series DPV 45 65 amp DPLHS 6 Use a sufficient tyre iron to lift the coupling and hydraulic assembly to the maximum upwards position and lower it 1 mm from this position 20070376 Figure 16 Positioning the seal WARNING Correct seal tension max 1 mm lower than the maximum upwards position IS ATTENTION For motors of 11 kW or higher block the rotor when adjustments are made to the coupling This ensures that the rotor is not lifted out of its bearings 11 Fully tighten the couplings at the given torque see Torques in the annexes Make sure that the gaps between the couplings are equally divided on both sides see drawing 20030733 Figure 17 Position of the coupling 12 Install the coupling guards 681 with the socket head cap screws 914 05 to the motor stool 341 13 Connect the
34. mantling and environmentally friendly disposal of the product ar ENVIRONMENTAL INSTRUCTION Ask at the local government about the amp re use or the environmentally friendly processing of discarded materials DESMI 5 Pump Introduction 5 1 Model key Table 5 Model key Example DP VS F 85 3 1 B Label DP Product Label Material Construction vc Cast Iron pump foot and top bracket hydr 1 4301 AISI 304 V All wetted parts Stainless Steel 1 4301 AISI 304 VM All wetted parts Stainless Steel 1 4301 AISI 304 with closed coupled motor VS All wetted parts Stainless Steel 1 4401 AISI 316 Connections E Male thread with non return valve insert Oval flange with female thread F Round flange Victaulic connections T Tri clamp connections 85 Size Capacity in m h at Qopt 3 Number of stages I3 1 Number of stages of which one stage with reduced head B Design version B lt 45 Size Capacity in m h at Qopt 30 Number of stages x10 30 1 Number of stages x10 of which one stage with reduced head Design version 5 2 Description of the product Minimum Efficiency Index See nameplate legend for nameplate See table 1 Description The vertical single or multi stage centrifugal pump nameplate series are designed for pumping clean or slightly The reference value MEI of a water pump with aggressive watery medium
35. mp and does not match with the maximum allowed medium temperature for ATEX applications Apply a monitoring and limiting system meeting the requirements of EN 13463 6 to prevent dry running It has to check the presence of the medium at the inlet of the pump and stop the pump when no medium is available Apply a monitoring and limiting system meeting the requirements of EN 13463 6 to secure that the maximum current of the motor is not exceeded If the motor is suited with a PTC connect the PTC to a monitoring and limiting system Check if the motor cable is suitable for the current drawn by the motor See motor type plate Check if the pump is fully filled with the liquid de aerated Do not run the pump dry Check the rotational direction of the motor The motor has to run clockwise seen from the non driven side This direction is indicated with an arrow on the pump top bracket Do not apply higher pressures in the pump than specified in the name plate as being allowed at the working temperature of the medium Do not operate the pump at flows lower than specified in Working range Do not operate the pump at flows higher then specified in the performance curve see the technical documentation Do not operate the pumps with inlet pressures lower than specified in the NPSH eg requirements NPSHyeg 1 m See the technical documentation Make sure that the maximum particle sizes in the medium does not exceed the val
36. otor Q 2 Figure 4 Duty point S Table 2 Description nameplate Indication Meaning DPVF 45 10 Model key number of stages x10 4 0 KW 8 4A Installed motor power current 3 6kW Required motor power 50 Hz Nominal frequency ID 22450010 Article number Q 39 6 m h Optimum capacity running at fixed speed see fig 4 Duty point H 18 4 m Optimum head running at fixed speed see fig 4 Duty point n fix 2850 rpm Rotation speed indication at which Q H are given PO 600123456 Production order number Prod WW YYYY XXXXXXX XXXX Production week year and production serial number As built file Seal Ca Sic Mechanical Seal Surface Code See 2 3 Seal codes EPDM Pump Elastomers Hydr PN25 120 C Maximum temperature at mentioned pressure Conn DIN NW80 Connection size MEI 220 10 Minimum Efficiency Index 1 For pumps delivered with special motors no values are given please use values as indicated on the motor type plate 2 General temp and pressure indication Allowable pressures and temperatures also depend on type of sealing The following address data are available for service and technical support DP Pumps service department Kalkovenweg 13 2401 LJ Alphen a d Rijn The Netherlands Tel 31 172 488388 Fax 31 172 468930 Internet www dp pumps com E mail dp dp pumps com DESMI 2 3 Seal codes Table 3 Material code shaft seal Code acc to EN 12756 Description Material Note B Spring loaded r
37. r has to be done by a ATEX certified mechanic e The pump has to be equipotent bonded with the surrounding parts of the installation e When a flammable medium is pumped do not pump this medium at a higher temperature than the ignition temperature of the medium plus 25 C Take care that if a formerly intensively used pump has not been used for some time at high pressures leakage at the shroud can occur Do not pump mediums which can have chemical reactions with each other If the pump is supplied without motor it is compulsory to also check the following additional points prior putting the pump in operation Wrong adjustment of the coupling can cause interference of pump parts Assembling and adjusting of the coupling has to be performed by a certified mechanic from the supplier of the pump Apply a motor that is ATEX certified for equipment group IIG non mining and gas The determination of the ATEX specification of the assembly and certification is the responsibility of the owner of the pump motor The most stringent specification of the separate parts of the pump is applicable Apply a motor that has a special bearing which is suited to support the high axial loads of the pump shaft If this is not the case a thrust bearing housing has to be applied Apply a motor with a nominal power which is suited to drive the pump at the operating frequency Apply a motor that has the proper frame size to connect to the motor
38. s the best efficiency is 0 70 Suction and discharge connections of the pump are Year built See nameplate legend for in line making the pump easy to install nameplate See table1 Description nameplate The hydraulic assembly is driven by an electric motor Manufacturers name or trademark official All hydraulic parts of the pump are made of stainless registration number and place of production steel See manual or order documentation Information about type and size of the item See nameplate Legend of the nameplate See table 5 3 Ecodesign 1 Description nameplate l l s Performance curves of the pump including Product according to Regulation 547 2012 for water MEE a see HOCMITISRIEd 11 curve e The efficiency of a pump with a corrected impeller is usually lower than that of a pump impeller with a full diameter A pump with a corrected impeller is adapted to a certain duty pumps with maximum shaft power rating of 150 kW to Directive 2009 125 EC Ecodesign Directive DESMI 12 point thereby reducing the energy consumption Minimum Efficiency Index MEI refers to the full impeller diameter The operation of this water pump at different operating points can be more efficient and more economical when it is controlled for example using a variable speed controller which adjusts the pump operation to the system s Information for disassembly recycling or disposal after the final shutdown See sub chapt
39. stool If a pump supplied with thrust bearing housing or a solely supplied thrust bearing housing is supplied it is compulsory to also check the following additional points prior to putting the pump in operation Wrong adjustment of the axial play between the thrust bearing housing shaft and the motor shaft could cause too high impacts between these shafts Assembling of the electric motor with the thrust bearing housing has to be done by a certified mechanic from the supplier of the pump When the thrust bearing housing has a grease nipple the thrust bearing can be lubricated Proper lubrication is important to prevent high temperatures in the bearing If the thrust bearing housing has a grease nipple it is obligatory to supply on a yearly basis some grease through this nipple to the bearing Do not install the pump horizontally or upside down DESMI 6 Transport 6 1 Transport Table 12 Transport positions Transport the pump in the position as indicated on the pallet or packaging Make sure the pump is stable If present observe the instructions on the packaging on WARNING Lift the pump if necessary using a hoist and suitable slings Attach the slings to the transport lugs on the packaging where present WARNING The pump must be lifted according to the current hoist guidelines Only qualified personnel is allowed to lift the pump WARNING Do not lift the pump by using the frequency converter
40. tor safety switch triggered Reset the thermal motor safety Contact the sup plier if this problem occurs more often Check if the correct value is set Find the correct value lhom on the motor type plate The motor is running but the pump does not work The coupling between pump and motor shaft is loose Tighten the connecting screws to the required torque The pump shaft is broken Contact the supplier Pump supplies insufficient capacity and or pressure Outlet and or inlet shut off valve is closed Open both shut off valves There is air in the pump Vent the pump The suction pressure is insufficient Increase the suction pres sure Pump rotates in the wrong direction Change over L1 and L2 of the three phase supply The suction line has not been vented Air bubble in the suction line Vent the suction line Install the suction line with pump end higher than the other end Pump sucks air because of leakage in the suction line Repair the leakage Water flow too low So air bubbles clog up in the pump Make sure the flow increases or use a smaller pump The diameter of the suc tion line is too small Increase the diameter of the suction line Capacity of water meter in the supply line is too small Increase the capacity of the water meter Foot valve blocked Clean the foot valve The impeller the d
41. ues specified in chapter 5 8 Working range The pump has to be de aerated again when e the pump is taken out of operation airhas gathered in the pump Wrong adjustment of the coupling can cause interference of pump parts Assembling and adjusting of the coupling has to be performed by a certified mechanic from the supplier of the pump This holds if only a pump or a thrust DESMI 15 bearing housing is supplied but also if for another reason the pump coupling has to be assembled or adjusted Make sure the coupling guard is assembled Wrong assembly of the coupling guard could cause it to vibrate during operation of the pump or cause interference of pump parts If the coupling guard has to be re assembled this has to be done by a certified mechanic from the supplier of the pump Makesure thatthe pump and the motor shaft are running smoothly without excessive noise e g no parts are running against each other e Wrong assembling of the mechanical seal can cause malfunction of the pump Assembling of the cartridge or easy access seal has to be done by a certified mechanic from the supplier of the pump This holds when the mechanical seal is replaced or for another reason a cartridge easy access seal has to be assembled Make sure that only media is pumped that is compatible with the seals and elastomers that are applied in the pump see technical documentation Electric installation of the pump moto
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