Table of Contents Manual Introduction Preface..............................4 Icons and symbols ..........................4 Identification, service and technical support Obtaining data and information ......................5 Seal codes ............................. 6 Current ..............................6 Supplementary documentation ......................7 Warranty Terms of warranty ..........................8 Safety and environment General ..............................
Manual Introduction Preface This manual contains important information for reliable, proper and efficient operation. Compliance 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.
Identification, service and technical support Obtaining data and information ID4052 The name plate indicates the type series / size, main operating data and identification number. Please quote this information in all queries, repeat orders and particularly when ordering spare parts. If you need any additional information or instructions exceeding the scope of this manual or in case of damage please contact DP-Pumps's nearest...
The following address data are available for service and technical support: DP-Pumps Tel: +31 172 488388 service department Fax: +31 172 468930 Kalkovenweg 13 Internet: www.dp-pumps.com 2401 LJ Alphen a/d Rijn E-mail: dp@dp-pumps.com The Netherlands Seal codes Table 2: Material code shaft seal Code acc.
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. Supplementary documentation Apart from this manual, the documentation given below is also available:...
Warranty 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. ATTENTION Modifications or alterations of the product supplied are only permitted after consultation with the manufacturer.
Safety and environment General of all applicable responsibilities, authorisations and super visions. If the personnel in question is not already in possession of the required know-how, This DP-Pumps product has been developed using appropriate training and instruction must be provided. state-of-the-art technology;...
4.4.2 During installation, maintenance and ENVIRONMENTAL INSTRUCTION repair Always act according to the laws, by- laws regulations and instructions with Only authorised personnel may install, maintain and respect to health, safety and the inspect the product and repair electrical components. environment.
Pump Introduction Model key Table 5: Model key Example DPVCI 6/12(16) VC I 6 /12 (16) B Label Product Label Material/Construction Cast Iron pump foot and top bracket hydr. 1.4301 / AISI 304 Connections 5/4” Inner thread Size (Capacity in m /h at Q.
Operation ATTENTION Check the seal. Turn the shaft every three months and just before putting into operation. ID3027 Measuring, draining and venting The pump is provided with plugs for measuring, venting and to fill the container. Connection (F) is meant to measure the discharge pressure using a G ¼...
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The free space above the motor cooling fan must be at least 1/4 of the diameter of the inlet of the cooling fan in order to have a sufficient flow of (cooling) air. Pumps that are intended for 50 Hz operation, may not be connected to 60 Hz power supply.
Transport Transport ID4051 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. WARNING Lift the pump, if necessary using a hoist and suitable slings. Attach the slings to the transport lugs on the packaging, where present.
Installation instructions Pump location Table 9: DPVCI 2-15 B Dimensions DPVCI 2/4/6 DPVCI 10/15 WARNING G 5/4 The pump must be installed so that [mm] persons cannot accidentally come into [mm] contact with hot surfaces. [mm] [mm] The pump is designed for tank mounting in vertical [mm] position.
7.3.1 Indicators Check seal ID4141 ID4074 914.03 412.06 Figure 9: Seal Figure 8: Arrow rotation mark ID4075 The arrow on the motor stool indicates the rotating direction of the motor. 7.3.2 Install bypass 914.01 Install a bypass if the pump operates against a closed valve.
The motor has to conform to the following conditions: • Reinforced bearing at driven end (to withstand ID4141 the axial force) • Axially fixed rotor (to minimize the axial play of the pumps hydraulic) • Smooth shaft, no key lock (to improve the coupling grip and to improve the motor balance) 914.01 Figure 11: Step 2...
Table 11: Minimum required motor Driven-end Electrical installation bearing WARNING Bearing type In accordance with the local regulations Power 1 phase 3 phase only authorised personnel is allowed to output 50 Hz 50/60 Hz make electrical connections to the [kW] 2 pole 4 pole motor.
PTC connection STM 140 EK: • Standard motors 3 kW and up are equipped with a PTC thermistor. Consult Table 12 Technical specifications PTC STM 140 EK. • Connect the PTC to a thermistor relay. Table 12: Technical specifications PTC STM 140 EK Value [Ώ] ~ 20...
Maintenance Introduction Disassemble the cartridge seal and check the running surfaces 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. Lubrication Standard motors, with a maximum power of 7.5 kW, are provided with maintenance free sealed bearings.
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10 Failures 10.1 Failure table WARNING Observe the general safety precautions before install, maintenance and repair. Problem Possible cause Possible solution Checkpoints Leakage along the shaft. Running surfaces of the Replace the mechanical Check the pump for dirt - mechanical seal worn or seal.
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Problem Possible cause Possible solution Checkpoints • Pump does not start. No voltage on the termi- Check the power supply. Circuit • nal clamps. Main switch • Fuses • Check the motor safety Earth leakage switch • relay Protective relay Thermal motor safety Reset the thermal motor- Check if the correct value...
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11 Annexes 11.1 EC declaration of conformity DP-Pumps Kalkovenweg 13 2401 LJ Alphen aan den Rijn, The Netherlands Tel: (+31)(0)-172-48 83 88 Declares as the manufacturer in his own responsibility, that the products: Product: Pump Type: Vertical immersible multi-stage centrifugal pumps to which this declaration relates, are constructed in conformity with the following harmonized international standards: Serial number: 18/2012 1000000-01 [...] 52/2016 9999999-99...
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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 03/2013 BE00000519 Can be changed without prior notice Original instructions...
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