DP DPHM Installation And Operating Instructions Manual Download Page 1 | Manualshive

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Horizontal multi-stage centrifugal pumps

Installation and operating instructions

series: DPHM(C)

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Summary of Contents for DPHM

Page 1: ...Horizontal multi stage centrifugal pumps Installation and operating instructions series DPHM C ...

Page 2: ...onmental aspects 8 5 Pump Introduction 5 1 Model key 9 5 2 Description of the product 9 5 3 Intended use 9 5 4 Operation 9 5 5 Measuring draining and venting 10 5 6 Working range 10 6 Transport 6 1 Transport 11 6 2 Storage 11 7 Installation instructions 7 1 Setting up the pump 12 7 2 Electrical installation 13 7 3 Commissioning 13 8 Operation 8 1 Operation 15 9 Maintenance 9 1 Introduction 16 9 2 ...

Page 3: ...low 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 WARNING Danger of electric Voltage Safety sign accordi...

Page 4: ...Description nameplate ID3297 Figure 1 Pump with motor 4374 Figure 2 Duty point 3060 H Indication Meaning DPHMC 4 6 B Model key design version B 1 1 kW Installed motor power 50 Hz Nominal frequency ID 290048451060M Pump ID Q 4 3 m3 h Optimum capacity running at nfix see fig 2 Duty point H 40 4 m Optimum head running at nfix see fig 2 Duty point PO Purchase order number Prod 07 2014 1103153 4682 Pro...

Page 5: ...rotection is provided either by a thermal circuit breaker or by a motor winding protection Please contact your supplier for more detailed information about your motor protection 2 4 Supplementary documentation Apart from this manual the documentation given below is also available Table 3 Supplementary documentation Code acc to EN 12756 Description Material Note B Spring loaded ring Carbon graphite...

Page 6: ...d 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 The buyer makes modifications himself The buyer carries out repairs himself or has these carried out by a third party The product ha...

Page 7: ...ection 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 and instruction must be provided If required the operator may commission the manufacturer supplier to take care of such t...

Page 8: ... 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 4 5 Environmental aspects 4 5 1 General The products of DP Pumps are designed to function in an environmentally friendly way during...

Page 9: ...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 4 Operation The rotating impeller c...

Page 10: ...ould require an adapted motor power Please contact your supplier for more detailed advice 3 Single phase motors are equipped either with a ther mal circuit breaker or motor winding protection see 2 3 2 Motor protection Please contact your supplier for more detailed information about your motor protec tion Medium temperature C 10 up to 60 Minimum inlet pressure NPSHreq 1 m Viscosity cSt 1 100 4 4 D...

Page 11: ...r packaging 2 Make sure that the installation is stable 3 Observe the instructions on the packaging if present 6 2 Storage Fill the pump with glycol in order to protect it against the risk of frost Table 7 Storage 6 2 1 Inspection during storage 1 Turn the shaft every three months and just before putting into operation Storage tambient C 10 40 Max rel humidity 80 at 20 C not condensing ...

Page 12: ...the suction line should apply 1 100 airtight 2 No camber 3 Running from the lowest point in the tank straight to the pump 4 Provided with a foot valve that shuts off well making sure that the suction line is always filled with water 5 If the diameter of the suction line is larger than the pump suction connection then install an eccentric adapter in order to prevent air pockets and swirling 7 1 1 I...

Page 13: ...spond with the power supply to which the pump motor is connected Consult Electrical diagrams for the correct connection diagram Connect the motor using a motor safety switch 7 3 Commissioning WARNING The pump must be switched off when it is not completely filled up ATTENTION Check the direction of rotation according to fig 6 Terminal box and fan hood sticker In case of a 3 phase motor the rotation...

Page 14: ...e the venting option on discharge side Close the discharge shut off valve B Close the fill plug C 7 3 2 Start the pump Start the motor Gradually open the discharge shut off valve B Make sure the pump started correctly within 20 seconds if not then Switch off the motor Re prime the pump Start the motor again Switch the pump off and on for 2 3 times after running continues for 30 seconds and make su...

Page 15: ...15 8 Operation 8 1 Operation The pump is controlled externally and therefore does not need any operation guidance ...

Page 16: ...Maintaining the pump for an extended period of non operation Turn the shaft every three months1 This protects the seals from seizure Protect the pump if there is a risk of frost Proceed as follows 1 Close all pump valves 2 Drain each pump and or the system 3 Remove all plugs from the pump 4 Open the shut off and fill air vent plug if present 1 period may vary per application or medium Please consu...

Page 17: ...shaft and mechanical seal Pump has been operating without water Replace the mechanical seal Leakage along the shroud at the top bracket or at the pump casing 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 casing it becomes oval Decrease stress on piping Mount the pump casing without stres...

Page 18: ...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 Vent the suction line Air bubble in the suction line Install the suction line with pump e...

Page 19: ...19 10 2 Torques of vent and draining plugs Table 8 Torques Material Dimensions Torques Nm Figure PEHD G 1 4 3 Locations E and F in fig 3 DPHM C 2 4 6 ...

Page 20: ...iance or installation in which the pump is built in has got a declaration of compliance with the directives listed above for its complete assembly Alphen aan den Rijn 01 03 2014 Authorized representative W Ouwehand technical director Serial number 18 2012 1000000 0001 52 2016 9999999 9999 to which this declaration refers is in accordance with the following standard EN 809 1998 A1 2009 AC 2010 acco...

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Page 24: ...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 2014 BE00000554 B Can be changed without prior notice Original instructions ...

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