Nidec LEROY-SOMER FFB Series, Maintenance Manual

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en
FFB Brake Motors Maintenance Guide
5287 en - 2019.07 / d
Leroy-Somer reserves the right to modify the characteristics of its products at any time in order to incorporate the latest
technological developments. The information contained in this document is therefore liable to be changed without notice.
CONTENTS
1 - IDENTIFICATION ................................................................................................................................................. 4
1.1 - Standard plate ............................................................................................................................................. 4
1.2 - Special marking ........................................................................................................................................... 4
2 - SPARE PARTS ..................................................................................................................................................... 5
2.1 - Procedure .................................................................................................................................................... 5
2.2 - Spare parts .................................................................................................................................................. 5
3 - EXPLODED VIEW AND PARTS LIST OF FFB BRAKE MOTORS ...................................................................... 6
3.1 - Exploded view and parts list for (F)LS(ES) FFB brake motor ....................................................................... 6
3.2 - FFB brake - Aluminium: size 71 to 132, or Cast iron: size 80 to 132 ............................................................. 6
3.3 - Exploded view, parts list Aluminium FFB brake motor: size 160 and 180 or Cast iron: size 160 ................... 7
4 - CORRECTIVE MAINTENANCE .......................................................................................................................... 8
4.1 - Tooling (not supplied) ................................................................................................................................... 8
4.2 - Removing the FFB brake motor ................................................................................................................... 8
4.3 - Refitting the FFB brake motor ...................................................................................................................... 8
4.4 - Air gap adjustment ....................................................................................................................................... 9
4.5 - Maintenance ................................................................................................................................................ 9
5 - CHARACTERISTICS ......................................................................................................................................... 10
5.1 - Braking moments ....................................................................................................................................... 10
5.2 - Spring position ........................................................................................................................................... 10
5.3 - Electromagnets .......................................................................................................................................... 10
6 - OPTIONS ............................................................................................................................................................ 11
6.1 - DLRA lever ................................................................................................................................................. 11
6.2 - DLM lever .................................................................................................................................................. 12
6.3 - DMD lever .................................................................................................................................................. 13
6.4 - Marks (Loosening-Wear) ........................................................................................................................... 14
6.5 - Second shaft end (crankshaft socket) ........................................................................................................ 14
6.6 - Speed and position feedback devices ....................................................................................................... 15
6.7 - Forced ventilation kit .................................................................................................................................. 16
6.8 - IP65 10 pin 16A connector kit ..................................................................................................................... 16
6.9 - Particular conditions of use ....................................................................................................................... 16
6.10 - Use in Atex zone 22 ................................................................................................................................. 17
7 - REPAIR GUIDE ................................................................................................................................................. 18
8 - CONNECTION DIAGRAMS ............................................................................................................................... 19
8.1 - Motor: reminder ......................................................................................................................................... 19
8.2 - Brake: diagram under the TB cover ............................................................................................................ 19
8.3 - Options ...................................................................................................................................................... 20
9 - RECYCLING ....................................................................................................................................................... 21