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LS / LSES, aluminium motors

FLSES, cast iron motors

PLSES, IP23 drip-proof motors

Three-phase induction 

motors

Installation & maintenance

Part number: 4850 en - 2018.11 / f

Summary of Contents for Leroy-Somer FLSES Series

Page 1: ...LS LSES aluminium motors FLSES cast iron motors PLSES IP23 drip proof motors Three phase induction motors Installation maintenance Part number 4850 en 2018 11 f...

Page 2: ...s the safety of people animals and property should be ensured when fitting the motors into machines Particular attention should be given to equipotential ground or earthing connections The noise level...

Page 3: ...a few essential rules you will ensure problem free operation for many years MOTEURS LEROY SOMER CE conformity Our motors conform to standard EN IEC 60034 1 and to the directives 2014 35 EU low voltag...

Page 4: ...1 1 80 to 132 motors 36 11 2 160 180 MR motors 38 11 3 180 M L LUR 200 LU 225 MR SR motors 40 11 4 225 M to 280 motors 42 11 5 315 to 355 LD motors 44 12 PLS PLSES MOTORS 46 12 1 180 LG LGU 200 M L LP...

Page 5: ...r E Month of production 11 Year of production 001 Serial number IE2 Efficiency class 83 8 Efficiency at 4 4 load IP55 IK08 Index of protection I cl F Insulation class F 40 C Ambient operating temperat...

Page 6: ...lation Before starting the motor it is advisable to check the insulation between the phases and earth and between phases This check is essential if the motor has been stored for longer than 6 months o...

Page 7: ...o necessary to check that the hot air is not being recycled If it is pipes must be provided for the intake of cold air and the discharge of hot air in order prevent abnormal motor temperature rise In...

Page 8: ...ed using a screw and washer If it is not a spacer ring must be inserted without cutting the key if this ring is large it must be balanced Applied to shoulder of shaft Applied to stop ring If there is...

Page 9: ...the pulleys Check that the motor shaft is completely parallel with that of the receiving pulley Protect all rotating devices before power up Adjusting the tension of the belts The tension of the belt...

Page 10: ...sformer Soft starting with resistors Electronic starting The electronic starting modes control the voltage at the motor terminals during the entire starting phase and enable very soft jolt free starti...

Page 11: ...that the vibration level of the assembled machine complies with standard ISO 10816 3 The user is responsible for protecting the motor and drive equipment from hazardous currents and overvoltages in th...

Page 12: ...inear resistance indirectly heated 0 high accuracy continuous surveillance at key hot spots Mounted on control panels with associated reading device or recording device 1 per hot spot NRT nominal runn...

Page 13: ...e motor s original IP55 protection it is essential to tighten the cable gland seal correctly so that it cannot be unscrewed by hand When there are several cable glands and some are not being used ensu...

Page 14: ...current in order to limit the voltage drop to 3 maximum This table does not allow the installer to dispense with checking the protective systems For motors with flying leads the power supply cable mu...

Page 15: ...erminal blocks with labelled wires see section 2 4 Temperature probe 2 5 6 Earth terminal This is situated inside the terminal box in some cases the earth terminal may be situated on one of the feet o...

Page 16: ...0000 26000 225 SG 4 6216 C3 6314 C3 40000 40000 20000 225 MG 4 6 40000 40000 25000 Note on request all motors can be fitted with grease nipples except the 132 S SU 3 ROUTINE MAINTENANCE Checks after s...

Page 17: ...25000 40000 40000 30000 132 MU 2 4 6307 C3 6308 C3 40000 40000 19000 40000 40000 25000 132 MR 4 6 6308 C3 6308 C3 40000 40000 25000 40000 40000 30000 160 M 2 4 6 6210 C3 6309 C3 40000 37800 18900 400...

Page 18: ...900 9950 160 L 180 MR 2 6210 C3 6310 C3 15 19600 9800 4900 180 MT 2 4 30400 15200 7600 180 LR 4 180 LUR 4 6 6312 C3 6310 C3 20 26800 13400 6700 35000 17500 8750 180 M 4 6212 C3 6310 C3 15 29200 14600...

Page 19: ...2 4 6 6314 C3 6316 C3 35 7200 3600 1800 21000 13230 6615 29000 29000 18270 315 S M L 2 6316 C3 6218 C3 35 7400 5880 2920 315 S M L 4 6 6316 C3 6320 C3 50 15600 12400 6160 25000 25000 12500 355 L 2 631...

Page 20: ...s being used themotormustbedismantledandthebearingsandaccessories cleaned with degreasing agent carefully clean the grease inlet and outlet pipes to remove the old grease before relubrication To ensur...

Page 21: ...the drive manual Motor heats abnormally faulty ventilation check the environment clean the fan cover and the cooling fins check that the fan is correctly mounted on the shaft faulty supply voltage ch...

Page 22: ...The force appliedmustnotbetransferredtothebearingtrack Youshould therefore use the internal cage for support taking care not to press on the seal shield for sealed bearings Hot state Heat the bearing...

Page 23: ...e min h min t LSES 100 L LR LG 165 165 150 9 LSES 112 M MR 165 165 150 9 LSES 112 MG MU 9 LSES 132 S SU 180 180 150 9 LSES 132 M MU 200 180 150 14 LSES 160 MP MR LR 200 180 110 14 LSES 160 M MU L LUR...

Page 24: ...LG LGU 430 270 2 14 430 450 PLSES 200 M LU LR 400 280 2 14 400 450 PLSES 225 MG 450 310 2 14 450 490 PLSES 250 SP MP MF 450 310 4 30 450 490 PLSES 280 SD 450 310 4 30 450 490 PLSES 280 MD MG 450 310 4...

Page 25: ...tallation and maintenance Three phase induction motors 4850 en 2018 11 f RECYCLING DISMANTLING AND REASSEMBLY PROCEDURES 10 LS LSES motors 26 to 35 11 FLS FLSES motors 36 to 45 12 PLS PLSES motors 46...

Page 26: ...ghten the nuts diagonally up to the recommended torque see section 6 4 Mount the shield seals 39 54 308 with grease Mount the fan 7 using a drift to bed it into position Check that the motor turns fre...

Page 27: ...ameplate 71 a Plastic terminal box or frame size 112 3 Rotor 27 Fan cover screw 71 b Metal terminal box 5 Drive end shield 30 Drive end bearing 84 Terminal block 6 Non drive end shield 39 Drive end se...

Page 28: ...ngs on the shaft see section 6 3 mounting bearings Mount the circlip 38 for flange mounted motors Insert the rotor 3 in the stator 1 taking care not to knock the winding Position the preloading washer...

Page 29: ...shield fixing nut 5 Drive end shield 40 Drive end cover fixing screw 308 Cover fixing washer 6 Non drive end shield 41 Leaktight toothed lock washer for DE bearing retainer 466 Snap ring for fan 7 Fan...

Page 30: ...ill with new grease the correct amount of new grease for the bearing is 50 of the free space Mount the circlip 38 if necessary Insert the rotor 3 in the stator 1 taking care not to knock the winding P...

Page 31: ...Right foot 6 Non drive end shield 40 Drive end cover fixing screw 320 Left foot 7 Fan 41 Leaktight toothed lock washer for DE bearing retainer 321 Screws for feet 8 Fan key 42 Drive end grease nipple...

Page 32: ...e Mount the new bearings on the shaft see section 6 3 on mounting bearings Mount the circlips 38 and 60 Insert the rotor 3 in the stator 1 taking care not to knock the winding Screw a rod with the sam...

Page 33: ...es 275 Fixing washer for NDE shield 6 Non drive end shield 50 Non drive end bearing 427 Cover plug 7 Fan 53 Inner non drive end bearing retainer 466 Snap ring for fan 8 Fan key 54 NDE weatherproof sea...

Page 34: ...e preloading springs 59 Add new grease the correct amount of new grease for the bearing is 50 of the free space Mount the new bearings 30 and 50 on the shaft see section 6 3 on mounting bearings Inser...

Page 35: ...rive end fixed grease valve 5 Drive end shield 34 Drive end fixed grease valve 56 Non drive end mobile grease valve 6 Non drive end shield 35 Drive end mobile grease valve 59 Preloading washer or spri...

Page 36: ...he DE shield 5 Place the preloading washer 59 in the bearing housing then mount the NDE shield 6 Place the tie rods 14 in position and tighten the nuts diagonally up to the recommended torque see sect...

Page 37: ...26 Nameplate 71 FLSES terminal box 3 Rotor 27 Fan cover screw 84 Terminal block 5 Drive end shield 30 Drive end bearing 85 Set screw 6 Non drive end shield 39 Drive end seal 98 Connectors 7 Fan 50 No...

Page 38: ...ew bearings on the shaft see section 6 3 mounting bearings Mount the circlip 38 for flange mounted motors Insert the rotor 3 in the stator 1 taking care not to knock the winding Position the preloadin...

Page 39: ...haft 271 Drive end shield fixing nut 5 Drive end shield 39 Drive end seal 272 DE shield washer 6 Non drive end shield 40 Drive end cover fixing screw 273 Non drive end shield fixing screw 7 Fan 41 Lea...

Page 40: ...gs on the shaft see section 6 3 mounting bearings Mount the circlip 38 for flange mounted motors Insert the rotor 3 in the stator 1 taking care not to knock the winding Position the preloading washer...

Page 41: ...72 DE shield washer 5 Drive end shield 40 Drive end cover fixing screw 273 Non drive end shield fixing screw 6 Non drive end shield 41 Leaktight toothed lock washer for DE bearing retainer 275 Fixing...

Page 42: ...ly IMPORTANT Before undertaking any of these procedures read the CHECKS BEFORE REASSEMBLY section 11 4 4 Reassembly Mount the DE bearing 30 on the rotor shaft take care not to forget the inner bearing...

Page 43: ...r drive end shaft 77 Terminal box lid seal 7 Fan 40 Drive end cover fixing screw 81 Cable gland support plate 10 Turbine or fan screw 42 Drive end grease nipples 270 Drive end shield fixing screw 11 L...

Page 44: ...RE REASSEMBLY section 11 5 4 Reassembly Mount the DE bearing 30 on the rotor shaft take care not to forget the inner bearing retainer 33 and the circlip 38 and also the NDE bearing 50 if and only if t...

Page 45: ...sher for DE bearing retainer 272 DE shield washer 7 Fan 42 Drive end grease nipples 273 Non drive end shield fixing screw 10 Turbine or fan screw 50 Non drive end bearing 275 Fixing washer for NDE shi...

Page 46: ...ings Insert the rotor 3 in the stator 1 taking every precaution not to knock the winding Screw a rod with the same thread diameter as the screws 40 and 62 into one of the tapped holes of the bearing r...

Page 47: ...drive end seal 2 Frame 27 Fan cover screw 59 Preloading wavy washer 3 Rotor 30 Drive end bearing 64 Grease nipple 5 Drive end shield 33 Inner drive end bearing retainer 70 Terminal box 6 Non drive end...

Page 48: ...holes of the bearing retainers 33 and 53 to maintain the position of the grease nipple when refitting the shields 5 and 6 Position the preloading washer 59 with a small amount of grease at the back of...

Page 49: ...alve 74 Terminal box lid 5 Drive end shield 39 Drive end seal 84 Terminal block 6 Non drive end shield 42 Grease nipple 118 Internal deflector 7 Fan 50 Non drive end bearing 380 Protective cover feet...

Page 50: ...rotor 3 in the stator 1 taking every precaution not to knock the winding Screw a rod with the same thread diameter as the screws 40 and 62 into one of the tapped holes of the bearing retainers 33 and...

Page 51: ...l 74 Terminal box lid 6 Non drive end shield 42 Grease nipple 84 Terminal block 7 Fan 50 Non drive end bearing 118 Internal deflector 13 Fan cover 52 Outer non drive end bearing retainer 380 Protectiv...

Page 52: ...Moteurs Leroy Somer Headquarter Boulevard Marcellin Leroy CS 10015 16915 ANGOUL ME Cedex 9 Limited company with capital of 65 800 512 RCS Angoul me 338 567 258 www leroy somer com...

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