Emerson Leroy-Somer FFB Series Maintenance Manual

Brake motors

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Maintenance Guide
Maintenance Guide
Brake motors
FFB
Reference: 5287 en -
2015.04 / a
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Summary of Contents for Emerson Leroy-Somer FFB Series

  • Page 1 Maintenance Guide Maintenance Guide Brake motors Reference: 5287 en - 2015.04 / a...
  • Page 2 GENERAL WARNING This document is an addition to the general manual ref. 1889 (recommendations), ref. 4850 (LSES motor), ref. 4155 (LSRPM motor), and manual ref. 5286 (FFB brake installation). FFB brake motors are assemblies made of an asynchronous motor and a failsafe braking system (safety brake). This brake motor benefits from the experience of a global manufacturer, using cutting edge technologies - automation, selected materials, thorough quality control - in our motor plants who have been awarded the ISO 9001 - Issue 2008 international certification.
  • Page 3: Table Of Contents

    CONTENTS 1 - IDENTIFICATION ............................... 22 1.1 - Standard nameplate ..........................22 1.2 - Special marking ............................22 2 - EXPLODED VIEW AND PARTS LIST OF FFB BRAKE MOTORS ..............23 2.1 - Exploded view ............................23 2.2 - Parts list ..............................23 3 - SPARE PARTS ..............................
  • Page 4: Identification

    IDENTIFICATION 1 - IDENTIFICATION Bearings DE: Drive end bearing 1.1 - Standard plate NDE: Non drive end bearing Motor nameplate (item 26a) Marking : Legal mark of conformity of product to the requirements of European Directives LS 90 L N° 999999999/001 ®...
  • Page 5: Exploded View And Parts List Of Ffb Brake Motors

    EXPLODED VIEW AND PARTS LIST OF FFB BRAKE MOTORS 2 - EXPLODED VIEW AND PARTS LIST OF FFB BRAKE MOTORS 2.1 - FFB brake motor exploded view 1407 1406 0007 0008 1401 1400 1106 1109 1108 1200 1107 1102 1101 FFB1 1305 1100...
  • Page 6: Maintenance

    CORRECTIVE MAINTENANCE 4 - CORRECTIVE MAINTENANCE - If the brake is fitted with a DLRA, DLM or DMD system, unscrew the lever rod(s) (item 1502, 1605). - Unscrew the cover screws 27, remove the metal cover 13. Before any operation on the brake, always - Remove the fan 7 by removing the axial locking circlips 9.
  • Page 7: Adjusting The Air Gap

    CORRECTIVE MAINTENANCE 4.4 - Air gap adjustment Adjust the air gap when normal loosening is no longer possible. Always check the pad's thickness when adjusting to ensure pad wear does not exceed the R dimension in mm (i.e. R/2 on either side of the disc 1102). Its change is compulsory before the lenght R between each brake lining reaches: Brake size Minimum R dimension...
  • Page 8: Characteristics

    CHARACTERISTICS 5 - CHARACTERISTICS 5.1 - Braking moments The braking moment is defined according to the number of springs and their colour, based on the values indicated in the table below. Running-in: All brake linings, complete brake (Brake disk only: see section 3.2) are already run-in in the factory before assembly onto the motor.
  • Page 9: Dlra Lever - Disassembly / Assembly

    OPTIONS 6 - OPTIONS 6.1 - DLRA lever - Exploded view 1500 1502 1501 1505 0008 0007 0009 0013 0027 1406 1407 1503 1504 - Parts list Item Description Item Description 1500 Stud Fan thrust washer 0 or 1 1501 DLRA calliper Locking circlips 1502...
  • Page 10: Options

    OPTIONS 6.2 - DLM lever - Exploded view 1502 1505 1605 1602 0008 0007 0009 0013 0027 1406 1407 1500 1501 1503 1504 1600 1603 1601 1604 1800 - Parts list Item Description Item Description 1503 Spiral spring under nut Fan thrust washer 0 or 1 1504...
  • Page 11: Dmd Lever - Disassembly / Assembly

    OPTIONS 6.3 - DMD lever - Exploded view 1500 1502 1505 1600 1603 1605 1702 1602 1703 1704 1700 0008 0007 0013 0027 1406 1407 1501 1503 1504 1601 1701 0009 - Parts list Item Description Item Description 1505 Return spring (item 1501) Fan thrust washer (item 7) 0 or 1 1600...
  • Page 12: Indicators (Loosening / Wear)

    OPTIONS 6.4 - Marks (Loosening-Wear) 6.4.1 - Wear mark 6.4.2 - Loosening indicator - Exploded view - Exploded view 1906 1100 1901 1900 1105 1903 1902 1905 1904 1102 1102 1907 - Parts list - Parts list Item Description Item Description 1100 Face plate...
  • Page 13: Standard Encoder (Incremental, Absolute)

    OPTIONS 6.5 - Standard encoder (incremental, absolute) - Exploded view 1401 1402 0159 1403 0007 1404 0027 0009 0013 1800 1800 1801 0299 - Parts list Item Description Item Description 1401 Extension Locking circlips (item 7) 1402 VLS seal Ventilation cover 1403 Fan adapter socket Cover fixing screw (item 13)
  • Page 14: Forced Ventilation

    OPTIONS 6.6 - Forced ventilation kit 6.8 - Particular conditions of use - Exploded view - Thermal protections (§8) 1405 - Heating resistors (§8) - Surface temperatures: As standard, the maximum temperature of our brake motors is +125°C with a maximum ambient temperature ≤ +40°C. Without derating the brake motor, the maximum surface temperature shall be: •...
  • Page 15: Repairing Guide

    REPAIR GUIDE 7 - REPAIR GUIDE Incident Possible cause Remedy Abnormal noise From motor or driven machine? Disconnect the motor from the driven device and test the motor alone Noisy brake motor Mechanical cause: if the noise persists after powering off Check that the key complies with the type of balancing - Vibrations - Check the condition of the bearings...
  • Page 16: Connection Diagrams

    CONNECTION DIAGRAMS 8 - CONNECTION DIAGRAMS  8.2.3 - 20VDC brake coil, separate power supply 8.1 - Motor: reminder 24V - (F)LS(ES) 71 to 160 Œ Check the rotation direction of the drive shaft. IMPORTANT Débrancher le bloc redresseur L1 - L2 - L3 L1 - L3 - L2 pour essai d’isolement ou diélectrique Disconnect the rectifier cell when testing...
  • Page 17 CONNECTION DIAGRAMS POC 2 Classement / File : T10C003 Identification Process : Ž 8.3.4 - Encoders Révision : F CAHIER DES CHARGES CODEURS / Page : 3 / 9 Date: 24/02/2014 ENCODER TECHNICAL SPECIFICATIONS Annule et remplace / Cancels and replaces : DEPARTEMENT Standard incremental encoder: 5VDC 1024 pts/tr or 4096 Q1T053 Révision E du/of 07/05/2013...
  • Page 18: Recycling

    RECYCLING 8.3.6 - Plug-in connector 8.3.8 - VARMECA 33 / 34 option ESFR VMA 33/34 FREIN ALIMENTATION INCORPORÉE BUILT-IN BRAKE POWER SUPPLY Dedicated logic output Côté Moteur / Motor side Côté Client / Customer side PT 100 Relais CTP/PTC contrôle PTO/PTF Opto Triac Pilot...

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