Lincoln Electric MOTOVAR MV 20 Safety Instruction For Use And Maintenance
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Lincoln Electric MOTOVAR MV 20 Safety Instruction For Use And Maintenance

Lincoln Electric MOTOVAR MV 20 Safety Instruction For Use And Maintenance

Electronic variable speed unit
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ELECTRONIC VARIABLE SPEED UNIT
MOTOVAR MV 20
SAFETY INSTRUCTIONS FOR USE AND MAINTENANCE
EDITION:
EN
REVISION: M
DATE:
06-2019
DEVICE
N°W000139784
N°W000139834
N°W000140676
N°W000139910
N°W000237668
N°9109 7542
N°9109 7543
Instructions for use
8695-5832
REF:
Original instructions

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  • Page 1 ELECTRONIC VARIABLE SPEED UNIT MOTOVAR MV 20 SAFETY INSTRUCTIONS FOR USE AND MAINTENANCE DEVICE N°W000139784 N°W000139834 N°W000140676 N°W000139910 N°W000237668 N°9109 7542 N°9109 7543 8695-5832 EDITION: Instructions for use REF: REVISION: M DATE: 06-2019 Original instructions...
  • Page 2 Thank for the trust you have expressed by purchasing this equipment, which will give you full satisfaction if you follow its instructions for use and maintenance. Its design, component specifications and workmanship comply with applicable European directives. Please refer to the enclosed CE declaration to identify the directives applicable to it.

  • Page 3: Table Of Contents

    C - DESCRIPTION ..........................4 FLOW CHART OF THE VARIABLE SPEED UNIT ..............4 PRESENTATION ........................5 SPECIFICATIONS OF MOTOVAR MV 20 ................6 D - ASSEMBLY - INSTALLATION ....................7 1 - CONNECTION ........................7 2 - START UP ........................... 7 3 - ADJUSTMENTS AND CONFIGURATIONS OF THE VARIABLE SPEED UNIT ....
  • Page 4 8695 5832 INFORMATIONS DISPLAYS AND PRESSURE GAUGES The measuring devices or displays for voltage, current, speed, pressure, etc., whether analog or digital, should be considered as indicators REVISIONS REVISION J 07/08 DESIGNATION PAGE Creation in several languages REVISION K 10/08 DESIGNATION PAGE Complete update + spareparts newoffer...

  • Page 5: A - Identification

    8695 5832 / L A - IDENTIFICATION Please enter the number of your equipment in the following box. Quote this information in all correspondence. N° . MOTOVAR MV20...
  • Page 6 A - IDENTIFICATION 8695 5832 / L MOTOVAR MV20...

  • Page 7: B - Safety Instructions

    8695 5832 / L B - SAFETY INSTRUCTIONS For general safety instructions, please refer to the specific manual supplied with the equipment. MOTOVAR MV20...

  • Page 8: C - Description

    8695 5832 / L C - DESCRIPTION FLOW CHART OF THE VARIABLE SPEED UNIT Filtering + Tacho Motor levelling V and I processing V and I Control of I limiting Setpoint measurement Rotation direction Regulation Power control Power control Pulse width modulator Direction + Measurement of Locking control...

  • Page 9: Presentation

    8695 5832 / L PRESENTATION The MOTOVAR MV 20 is a four-quadrant switching variable speed unit with dimensions 220x100x50 ; it can deliver 500 W of power. The variable speed unit is autonomous and is supplied by 42V 50/60 Hz 10A.

  • Page 10: Specifications Of Motovar Mv 20

    C - DESCRIPTION 8695 5832 SPECIFICATIONS OF MOTOVAR MV 20 CHARACTERISTICS : - Connection by draw-out terminal block (wire 2,5 max.) 42V  10% 50/60 Hz 10A - Power supply =  10V 22 K - Setpoint (differential input) : - Regulation with or without tacho generator.

  • Page 11: D - Assembly - Installation

    8695 5832 / M D - ASSEMBLY - INSTALLATION 1 - CONNECTION 2 - START UP WARNING  Regulation with tacho generator. When the variable speed unit-motor assembly is switched on for the first time, the latter may race, no control being possible. Switch off the 42V power supply then check the following points : - Short circuit in the tacho generator - Faulty connection between the variable speed unit and the tacho generator,...

  • Page 12: Adjustments And Configurations Of The Variable Speed Unit

    D - ASSEMBLY - INSTALLATION 8695 5832 / M 3 - ADJUSTMENTS AND CONFIGURATIONS OF THE VARIABLE SPEED UNIT CAUTION : DO NOT CHANGE R7 (FACTORY ADJUSTMENT) Adjustment to obtain similar speed of the motor whether in load or off load. Adjustment to obtain motor stop with a 0V setpoint.
  • Page 13 Select the regulation mode with or without tacho generator using staple With SANYO motors, the tacho generator must always be selected. The MOTOVAR MV 20 is factory adjusted. A control can be made using the following procedure. b) Adjustment of maximum speed.
  • Page 14 D - ASSEMBLY - INSTALLATION 8695 5832 / M e) Adjustment of Intensity limiting Connect an ammeter in series with the motor, lock the motor, and switch on the variable speed unit. Adjust the required intensity with R94 (factory adjustment 7A for A77 motor and 5,5A for SANYO motor V730, 1A for SANYO motor V404, 3.75A for MEGATRAC 5 feed motor, 2.5A for MEGATRAC 5 Carriage motor).

  • Page 15: E - Maintenance

    8695 5832 / L E - MAINTENANCE 1 - TROUBLESHOOTING SITUATION REMEDIES The motor does not run If the motor is OK, (the red led D25 is off) - Check the power supply of the variable speed unit - Check motor connections - Check that the motor is not jammed - Check that the setpoint is not at 0 - Check that the variable speed unit is unlocked...

  • Page 16: Personal Notes

    PERSONAL NOTES 8695 5832 / L PERSONAL NOTES Lincoln Electric France S.A.S. Avenue Franklin Roosevelt 76120 Le Grand Quevilly 76121 Le Grand Quevilly cedex www.lincolnelectriceurope.com MOTOVAR MV20 E-12...

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