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Kolmeks MD Series Installation And Operating Instructions Manual

Centrifugal pumps with integrated frequency drive
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INSTALLATION AND OPERATING
INSTRUCTIONS
CENTRIFUGAL PUMPS WITH INTEGRATED
FREQUENCY DRIVE
MD-SERIES
Manual_Kolmeks_MD_pumps_fi Rev 7.docx
Subject to change without prior notice.

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Summary of Contents for Kolmeks MD Series

  • Page 1 INSTALLATION AND OPERATING INSTRUCTIONS CENTRIFUGAL PUMPS WITH INTEGRATED FREQUENCY DRIVE MD-SERIES Manual_Kolmeks_MD_pumps_fi Rev 7.docx Subject to change without prior notice.

  • Page 2: Table Of Contents

    Contents 1. General ............................4 1.1 Symbols ............................. 4 1.2 Fields of applications ........................4 1.2.1 AE_-, L_-, AL_- pumps ......................4 1.2.2 AEP-, LP-, ALP- pumps ....................... 4 1.2.3 LH-, ALH- pumps ......................... 4 1.2.4 LS-, ALS- pumps ........................4 1.3 Limits of application and use ......................
  • Page 3 5.5.3 MDC- pump - constant pressure in between inlet- and outlet-line........19 5.5.4 MDD- pump - constant pressure in discharge (pressure boosting) ........20 5.5.5 MDF- pump - constant temperature ................... 21 5.5.6 MDG- pump - controlled by external system............... 21 6.

  • Page 4: General

    1.2.4 LS-, ALS- pumps Aggressive, thin, not bigger solid particles containing liquids - in addition to above mentioned liquids various acids, salts, oxidizing and chemically active organic fluids Kolmeks MD-pumps Manual Rev 7.docx / 17.12.2024 Subject to change without prior notice.

  • Page 5: Limits Of Application And Use

    The pump surface temperature may cause danger depending on the working conditions. 1.4 Manufacturer This product is manufactured by KOLMEKS OY, P.O.BOX 27, FIN-14201 TURENKI, FINLAND. 1.5 Version Release date of this manual is 17.12.2024 This is version no. 7.

  • Page 6: Design And Function

    2) The fuse must be of type gG and the circuit breaker must follow the C or D curve 3) Longer cables should be dimensioned to consider local conditions and installation regulations. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 7 2) The fuse must be of type gG and the circuit breaker must follow the C or D curve 3) Longer cables should be dimensioned to consider local conditions and installation regulations. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 8: Connecting The Supply Voltage For Frequency Converter

    6.3 x 0.8 mm female Faston (200) Motor supply (Includes to Installation on board the motor Kolmeks delivery) MOTOR 6.3 x 0.8 mm female Faston P.E. (200) Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 9 6.3 x 0.8 mm female Faston (200) Motor supply (Includes to Installation on board the motor Kolmeks delivery) MOTOR 6.3 x 0.8 mm female Faston P.E. (200) Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 10 Fork for M4 screw (180) Fork for M4 screw Motor supply (180) (Includes to Kolmeks delivery) Installation on board the motor MOTOR Eyelet for M4 screw P.E. (180) Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 11: Pump Identification

    80 = DN 80 1102 = DN 100 Control method: 1129 = DN 125 MDA, MDB, MDC, MDD, MDF, MDG (check 1154 = DN 150 Control methods and connections) Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 12: Safety

    This ensures fulfilling EMC C1 requirement fulfilling. ATTN! It is user’s or certified electrician’s responsibility to ensure the correct earthing and protection in accordance with applicable national and local requirements and standards. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 13: Safety Instructions

    - possibility to use lifting mechanism if needed - shut-off valves on the both sides of the pump - the frequency converter is not too close hot pipes. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 14: Positions For Installation

    Supply voltage can be connected with non-shielded cable. Ensure the nominal voltage of the electric motor corresponds the local supply voltage. Kolmeks will not guarantee electric motor and frequency converter compatibility, if the user dismantles frequency converter power unit and replaces it with mechanically similar power unit.

  • Page 15: Safety Extra Low Voltage (Selv) Connections

    The shield of control cable should be grounded either to the frame of the drive or to automation system PE rail. Some of Kolmeks MD-pumps are equipped with metallic M12-M16 thread expander, which is connected to the frame of the drive. The shield of control cable can be grounded via metallic adapter to the frame of the drive.

  • Page 16: Using Md-Pump With Nastec Now Mobile Application Or Locally From Keypad

    5.4 Regular rotation of the pump In case MD-pump is not actively used or MD-pump is operating as a back-up pump, pump should be rotated with 14 days interval minimum 10 minutes with Kolmeks factory setting frequency converter minimum frequency.

  • Page 17: Control Methods

    Please note, that pump should be stopped, when values are written with mobile application. Pump curve QH-curve of the pump is equal with that of single speed pump. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 18: Mdb- Pump - Constant Pressure Between The Pump Flanges

    QH-curve of the pump is controlled to a horizontal line, which is suitable for systems with low pressure loss share in heat exchanger compared to the total pressure loss. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 19: Mdc- Pump - Constant Pressure In Between Inlet- And Outlet-Line

    (cold) to the loss in the system defines the shape of the curve. When the losses in the heat exchanger are large part of the whole losses in the system the curve is more steep. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 20: Mdd- Pump - Constant Pressure In Discharge (Pressure Boosting)

    ´OK´ and finally saved to frequency converter by pressing `WRITE`. Please note, that pump should be stopped, when values are written with mobile application. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 21: Mdf- Pump - Constant Temperature

    The speed reference for pumps is given to Analogue input 1 (0-10 V) from external control system, external controller, process control, etc NOTE! Pump will be stopped, when voltage signal decreases below 0,2 V. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 22: Service, Spare Parts And Troubleshooting

    The motor is equipped with ball bearings which are lubricated for life and therefore do not need any service. In the case of any motor malfunction, it is recommended to replace the whole motor unit. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 23: Other Parts

    WHEN ORDERING SPARE PARTS, PLEASE SPECIFY THE TYPE IDENTIFICATION, SERIAL NUMBER, THE SIZE OF THE IMPELLER, THE MOTOR TYPE AND POWER AND THE POSITION NUMBER OF THE SPARE PART. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 24: Troubleshooting

    The frequency converter or electric Replace the complete motor unit with motor is damaged. frequency converter with a new one. Contact to Kolmeks. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 25 Feedback transmitter is missing or Check and repair the feedback the signal is wrong signal and/or connections. If necessary, replace the transmitter with the new one. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 26 The suction pressure is too low. Increase the suction pressure. Circulation is closed with the Open the valves. valves. The pump is Cavitation. Increase the suction pressure. noisy. Decrease the flow. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 27 Electrical noise from the frequency Replace the motor with the new converter or electric motor. one. If necessary, correct the parameters of the frequency converter. Contact Kolmeks. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 28 If such frequency reduction is not sufficient to keep the temperature above the maximum permitted value, the inverter will stop the motor and trigger the alarm A03 Over temperature inverter. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 29 101 % of the rated current of the device, and for 1 minute at a current consumption of 110 % of the rated current of the de- vice. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 30 • Check the value set for the parameter PT alarm. the parameter PT alarm and the device stops the engine. Reset mode: • Automatic reset when the temperature falls below the parameter PT restart. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 31 • Check the correct setting of the parameters Delta start , Delta control , Delta engine, but simply serves as an indication for stop , Control ramp checking the system. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 32: Declaration Of Conformity

    32/48 7. Declaration of Conformity We, KOLMEKS OY, P.O.Box 27 FI-14201 Turenki, FINLAND declare under our sole responsibility that the products: - PUMP SERIE, types AE, AEP, L, LH, LP, LS, AL, ALH, ALP, ALS to which this declaration relates, are in conformity with the –...

  • Page 33: Annex

    33/48 8. Annex 8.1 Wiring diagram MDA-single pump Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 34: Wiring Diagram Mdb-Single Pump

    34/48 8.2 Wiring diagram MDB-single pump Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 35: Wiring Diagram Mdc-Single Pump

    35/48 8.3 Wiring diagram MDC-single pump Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 36: Wiring Diagram Mdd-Single Pump

    36/48 Wiring diagram MDD-single pump Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 37: Wiring Diagram Mdf-Single Pump

    37/48 8.5 Wiring diagram MDF-single pump Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 38: Wiring Diagram Mdg-Single Pump

    38/48 8.6 Wiring diagram MDG-single pump Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 39: Wiring Diagram Mdm-Single Pump

    39/48 8.7 Wiring diagram MDM-single pump Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 40: Nastec Now Mobile Application User Guide

    40/48 8.8 Nastec Now mobile application user guide Kolmeks MD-pumps can be controlled with Nastec Now mobile application. Application can be downloaded from AppStore and from Google Play store free of charge by using QR-code below or in the first page of this manual. Mobile application is using Bluetooth connection.

  • Page 41: Connecting To Device And Changing The Set Value

    Finally, the application is asking passwords, which are PW1=001 and PW2=002.After confirming the passwords application moves to program menu. When the application is connected, in green backgroung states `Connected`.   Application basic view Search view Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 42: Changing The Set Value

    `PROGRAM`-menu `CONTROL`-tab. Then should be changed parameter `Set value [m]`. New set value is written in similar way as in case of MDA-version fixed speed reference. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.
  • Page 43 Please read 5.4 Control methods and choose the correct method for your pump.   Program-menu Placing new frequency reference Saving the changed value Changing the operation mode Changing PI-controller set value Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 44: Pump And Motor Monitoring

    [m]` and set point in `Set value [m]`. If set point is indicated with three lines, operation mode doesn´t notify measured value, but is operating according to other reference. Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

  • Page 45: Remote Use

    NOTE! Local user needs to be connected and in proximity of controlled device during the remote control. Smart bridge start view REMO start view Kolmeks MD-pumps user manual Rev 8.docx / 1.4.2025 Subject to change without prior notice.

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