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MANUALS
INSTALLATION, USE AND MAINTENANCE
GEARLESS
MGV20RANGE
www.montanarigiulio.com

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Summary of Contents for Montanari Group MGV20 Series

  • Page 1 MANUALS INSTALLATION, USE AND MAINTENANCE GEARLESS MGV20RANGE www.montanarigiulio.com...
  • Page 2 CHOOSE MONTANARIAPP! Available mobile and desktop. A unique container of all documentation available for gearboxes, gearless, speed governors and safety gears. You may check your supply, configure the inverter, download manuals, tech reports, certificates and much more. Search for Montanari Giulio mobile App, available on Google Play and App store.
  • Page 3 ENGLISH MGV20M - L Thank you for choosing a Montanari product. Since 1970, Montanari Group has been focused on providing its customers with the best traction machines and components for lifts and escalators. We are proud to have you as a customer and user of the Montanari traction machines, and we are confident that we can work together for a long time.
  • Page 4 REV. DATE DESCRIPTION EDITED BY VERIFIED BY APPROVED BY Technical Dept STEFANO BERTONI 20/11/2019 First Redaction Marketing Dept Alberto Mantovani (DTE) Technical Dept STEFANO BERTONI 24/03/2020 Technical data update Marketing Dept Alberto Mantovani (DTE) Technical Dept STEFANO BERTONI 05/10/2020 Update Marketing Dept Alberto Mantovani (DTE)
  • Page 5: Table Of Contents

    ENGLISH MGV20M - L CONTENTS GENERAL INFORMATION ..............7 1.1 Introduction .................... 7 1.2 Copyright ....................7 SAFETY ....................8 2.1 Intended use ..................8 2.2 User’s obligations ................... 8 2.3 Correct disposal ................... 9 2.4 Specific hazards ..................9 2.5 Legal References ..................
  • Page 6 OPERATION ..................24 8.1 Connections ..................24 8.2 Additional components ................ 24 8.3 General operation information ............. 24 ......................24 TROUBLESHOOTING, MAINTENANCE AND REPAIR ......24 9.1 General information ................24 9.2 Traction/return sheave ................25 9.3 Replacement of components ............... 25 9.4 Problems, causes and solutions ............
  • Page 7: General Information

    The information in this manual may not be reproduced or used in an unauthor- ized manner or made available to third parties without prior approval. If you have any questions, please contact: MONTANARI GROUP HEADQUARTER - MONTANARI GIULIO & C. Srl Via Bulgaria 39 - 41122 - Modena - Italia Tel: +39 059 453611 - Fax: +39 059 315890 www.montanarigiulio.com...
  • Page 8: Safety

    SAFETY 2.1 Intended use The MGV20 gearless machine is supplied ready for safe and reliable use. Any modification by the user that may affect safety or reliability is prohibited; it is also prohibited to tamper with devices or functions designed to prevent acci- dental contact.
  • Page 9: Correct Disposal

    These plates must be kept clean and legible at all times. Missing plates must be replaced. • All spare parts can be obtained from Montanari Group. 2.3 Correct disposal Respect the environment and dispose of the product according to the regulations in force in the country of installation.
  • Page 10 www.montanarigiulio.com REV08_06_2024...
  • Page 11 ENGLISH MGV20M - L www.montanarigiulio.com REV08_06_2024...
  • Page 12: Dimensions

    3.2 Dimensions The technical drawing and the overall dimensions follow. Fig. 2 MGV20M Ø 345,5 Fig. 3 MGV20L Ø www.montanarigiulio.com REV08_06_2024...
  • Page 13: Sound Pressure

    ENGLISH MGV20M - L 3.3 Sound pressure Tab. 5 MGV20 RANGE / Sound pressure in dB(A)* Version When operating With brake ≤48 ≤54 Only use lifting systems and equipment with adequate lifting capacity for handling. The entire packaging is designed to allow movement with forklift and forklift truck.
  • Page 14: Storage

    • When the machine is rotating, both manually and mechanically, it can act as a generator and produce high voltage. • During configuration, the machine is powered by high voltage. DESCRIPTION 5.1 General description The MGV20 series gearless machines are permanent magnet motors with double brake system. www.montanarigiulio.com REV08_06_2024...
  • Page 15: Main Components

    ENGLISH MGV20M - L 5.2 Main components The unit consists of the main groups as shown in Fig. 5 - 6 MGV20 M - L are equipped with a PTC thermal probe inside the windings to protect against overheating (winding temperature up to 130°C) and with a ther- mo-contact for the activation of the fans.
  • Page 16 MGV20L Cooling fans Motor cable outlet Brake Traction sheave Fixing holes Standard guards Label Fig. 5 MGV20L Motor cable Cooling fan outlet Brake detail Pulley Brake levers Microswitch brake Standard guards Fixing holes Brake electromagnet Brake Disk Encoder Fig. 6 www.montanarigiulio.com REV08_06_2024...
  • Page 17: Brake

    ENGLISH MGV20M - L 5.3 Brake The gearless machine is supplied with a brake that conforms to the standards indicated in paragraph 2.5. The brake system is pre-calibrated by the manufacturer and no further adjustment is required. The brake system operates as follows: •...
  • Page 18: Installation

    INSTALLATION 6.1 General installation information The gearless machine must be installed in a building or in a closed travel com- partment. Do not use the gearless machine in an explosive atmosphere. The room temperature must be between 0°C and +40°C. Assembly and installation must be carried out with great care by qualified and trained personnel.
  • Page 19 ENGLISH MGV20M - L Place the unit on the installation surface and secure it. • Fixing screws and nuts must be tightened to the prescribed torque. • Use bolts with a minimum strength class of 8.8. • Do not force or hit the fixings to position them; this could damage the bearings, rings, etc.
  • Page 20: Electrical Installation - Connections

    6.4 Electrical installation - Connections The gearless machine is supplied with: • Cable for the power supply of the motor [1 - 2 - 3, Ground, SC] (Fig. 11), for the power supply of the cooling fan (230 Vac) [F7-F8] and of the PTC [T5-T6] (Fig. 11).
  • Page 21 ENGLISH MGV20M - L Power supply Fig. 12 Brake Microswitch cable Blue Black Grey Coil power supply cable Blue Brown Below an example for setting the parallel connection of the brake coil. Standard mode: It is possible controlling only contactor 1 and leaving contactors 2 and 3 closed. (Fig.
  • Page 22: Connection Of The Brake For Rescue System

    CONNECTION OF THE BRAKE FOR RESCUE SYSTEM The cable and release lever can be supplied on request. The kit is shown in Fig. 14. Fig. 14 Connection cable Lever for manual for brake levers for Components for brake release. manual rescue system fixing the cable.
  • Page 23: Connection Of The Cable To The Hand Release Lever

    ENGLISH MGV20M - L Fig. 16 7.2 Connection of the cable to the hand release lever Fix the lever to the wall with Fig. 17 the bolts (not supplied). Connect the cable to the support as shown in Fig. 18. Insert the other end of the cable into the screw hole.
  • Page 24: Operation

    OPERATION 8.1 Connections Connect the motor, brake, and monitoring devices. The connection must be made by qualified personnel in accordance with the applicable safety regulations. Installation and operation requirements and cur- rent national and international standards must be met. 8.2 Additional components If third party additional components or options are installed, please refer to the information in the respective separate documentation provided.
  • Page 25: Traction/Return Sheave

    ENGLISH MGV20M - L 9.2 Traction/return sheave Periodically, at least once a year, check the wear of the grooves in the traction sheave. In case of slipping ropes or excessive wear, contact Montanari Giulio & C. for replacement instructions, always indicating the serial number. 9.3 Replacement of components Instructions for the replacement of any component must be requested each time from the technical department specifying the serial number.
  • Page 26: Maintenance And Repair

    9.5 Maintenance and repair 9.5.1 General indications The unit must only be used, maintained and repaired by authorized, properly trained and qualified personnel. Compliance with the inspection and maintenance intervals is part of the condi- tions for the validity of the warranty. 9.5.2 Description of maintenance activities Stop the unit and put it out of service.
  • Page 27: Spare Parts

    ENGLISH MGV20M - L 10. SPARE PARTS 10.1 General information By keeping the main spare parts and wear parts in stock, the unit can always be used. 10.2 How to order spare parts The manufacturer guarantees only genuine spare parts and accessories sup- plied by him.
  • Page 28 MONTANARI GROUP HEADQUARTER Montanari Giulio & C. Srl Via Bulgaria 39 - 41122 - Modena - Italia Tel: +39 059 453611 - Fax: +39 059 315890 - info@montanarigiulio.com www.montanarigiulio.com...

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