Nidec LEROY-SOMER FLSES 100 L User Manual Download

Page: 1 / 52

Reference: 5725 en - 2020.02 / c

(F)LSPX

ZONE

21 - Ex tb

(F)LSES

ZONE

22 - Ex tc

Commissioning and

maintenance guide

Induction motors

three phase for

dusty EXplosive

ATmospheres

Summary of Contents for LEROY-SOMER FLSES 100 L

Page 1: ...Reference 5725 en 2020 02 c F LSPX ZONE 21 Ex tb F LSES ZONE 22 Ex tc Commissioning and maintenance guide Induction motors three phase for dusty EXplosive ATmospheres...

Page 2: ...ersonnel likely to intervene on electrical installations and equipment in explosion risk areas shall be trained and authorized specifically for this type of equipment Indeed knowledge is required abou...

Page 3: ...pe induction motors tc protection mode CE II 3 G Ex ec IIC T3 Gc or T4 Gc or T5 Gc or T6 Gc for zone 2 or CE II 3 G Ex ec eb IIC T3 Gc or T4 Gc or T5 Gc or T6 Gc for zone 2 if eb junction box or CE II...

Page 4: ...4 Routine maintenance 24 10 5 Bearing housing maintenance 25 10 6 IP Leak tightness of motor 27 10 7 Group III paints 27 10 8 Troubleshooting guide 28 10 9 Recycling 28 11 LSPX MOTORS ZONE 21 29 11 1...

Page 5: ...e Db or Dc dust EPL level 0080 Notified organisation INERIS as II 2D INERIS X ATEX attestation no IECEx INE IECEx certificate no Motor symbols MOT 3 Three phase A C motor FLSES Motor type 280 Frame si...

Page 6: ...f the coat must not exceed 2 mm and 0 2 mm for IIC group equipment Otherwise it must be anti static irrespective of its thickness if the motor is II 3G and II 3D 3 COMMISSIONING Before starting users...

Page 7: ...value for every 10 C difference While it is drying all the motor orifices must be open terminal box drain holes Before starting replace all plugs so that the motor exhibits the plated degree of prote...

Page 8: ...Check that the fan cover bears no impact marks Blocking clogging the cover grille and the housing fins even accidentally will adversely affect the operation of the motor and its safety With vertical o...

Page 9: ...second shaft extension is not used in order to conform to the balancing class the half key or key must be firmly fitted in its groove so that it is not ejected during rotation H or F balancing and to...

Page 10: ...ing soft starting with autotransformer soft starting with resistors electronic starting Electronic starting modes control the voltage at the motor terminals throughout the entire starting phase giving...

Page 11: ...ed Thermo magnetic protection Motors are protected by the magneto thermal device placed between the isolating switch and the motor These protection devices provide total protection of the motor agains...

Page 12: ...system and the supply cables the voltage drop during the starting phase must be less than 3 are to be selected according to the characteristics marked on the nameplate Earthing The motor must be earth...

Page 13: ...ct the most suitable safety motor The drive if of a type not designed for operation in an explosive zone must be located in a non explosive zone In certain cases the use of forced ventilation where th...

Page 14: ...ronment The motor must be equipped with 3 thermal sensors 1 per phase placed in or on the stator connection side winding heads all frame sizes and on the front bearing housing from frame size 355 in t...

Page 15: ...in the motor and the drive on the acoustic noise and the torque ripple Alowswitchingfrequencyhasanadverseeffectontemperature rise in motors Leroy Somer recommends a drive switching frequency of 3 kHz...

Page 16: ...a coupling sleeve Direct connection to the machine When mounted directly on the motor shaft extension of the moving device pump or fan turbine check that this device is perfectly balanced and that th...

Page 17: ...ons made when the product was specified Reminder tensiontoogreat unnecessaryforceonthebearinghousings which could lead to premature wear of the bearing unit bearing housing bearings and eventually bre...

Page 18: ...silicone or polyurethane sealant seal being made between the cableglands theplugs thereducersand or expanders the support or the box body Installers are responsible for ensuring that the leak tightnes...

Page 19: ...ause de energisation the main motor The installation must include a device which prevents the main motor from operating if there is no ventilation Donotconnectthemotorifyouareunsurehowtointerpret the...

Page 20: ...connector supplier s instructions They must be connected with connector resting on connector see diagrams below Tightening torque N m on the terminal block nuts Terminal M4 M5 M6 M8 M10 M12 M16 Steel...

Page 21: ...erminal box material Power auxiliaries Number of holes Hole diameter LSPX 80 2 4 6 Aluminium alloy 1 2 if auxiliaries ISO M20 x 1 5 1M20 1M16 90 2 4 6 100 2 4 6 112 2 4 6 132 2 4 6 2 3 if auxiliaries...

Page 22: ...60079 19 This requirement to return to the as built condition whilst scrupulously adhering to the starting configuration of the motor is mandatory Failure to comply with this requirement may affect e...

Page 23: ...n old grease dust agglomerations sealant etc clean bearing housings and recesses if necessary apply antiflash lacquer inside the flanges carefully clean the bearing caps and grease valves if these are...

Page 24: ...an electrostatic charge Always clean at a pressure of less than 10 bars fromthecentreofthemotortowardstheextremities to avoid introducing dust and particles under the seals Draining off condensation w...

Page 25: ...ecking bearings As soon as you detect any of the following on the motor abnormal noise or vibration abnormal heating at the bearing although it is properly greased the condition of the bearings must b...

Page 26: ...324 C3 72 7500 3700 2800 450 LA LB LD 4 6328 C3 6328 C3 93 4600 2300 1100 450 LA LB LC 6 6328 C3 6328 C3 93 10000 6000 3000 bearing housings with grease nipples on request LSPX LSES bearings with grea...

Page 27: ...the terminal box body if it has been removed 10 7 Group III paints IEC EN 60079 0 7 4 reminder Preventing electrostatic charge development on an item of equipment Maximum thickness of non metallic lay...

Page 28: ...ply line Phase imbalance current Check the winding resistance and the balancing of the network voltage Motor heats abnormally Faulty ventilation Check the environment Clean the fan cover and the cooli...

Page 29: ...to the recommended torque see 10 2 4 fit the flange seals 39 54 308 using grease fit the fan 7 wedging it in place with a drift check that the motor turns freely by hand and that there is no radial p...

Page 30: ...nation Item Designation Item Designation 1 Wound stator 22 Shaft end washer 59 Preload washer 2 Housing 23 Shaft extension screw 60 Retaining ring circlip 3 Rotor 25 Lifting ring 71 b Metal terminal b...

Page 31: ...make contact with the winding fit the pre load washer 59 with a little grease in the bottom of the rear flange bearing cage 6 then refit the rear flange 6 positioning it on the stator for fitting the...

Page 32: ...SPX 180 MT LR Item Designation Item Designation Item Designation 1 Wound stator 14 Assembly rods 39 Coupling side seal 2 Housing 21 Key 40 Cover fixing screws 3 Rotor 26 Nameplate 50 Rear bearing 5 Co...

Page 33: ...tom of the rear flange bearing cage 6 then refit the rear flange 6 positioning it on the stator for fitting the cap 33 screw a threaded rod of the same diameter as the screws 40 into one of the thread...

Page 34: ...Item Designation Item Designation Item Designation 1 Wound stator 25 Lifting ring 42 Grease nipples as option LS 180 L LS 200 2 Housing 26 Nameplate 50 Rear bearing 3 Rotor 27 Cover fixing screw 54 Re...

Page 35: ...accordance with the instructions described in General section of chapter 10 2 3 NOTE Before carrying out any operations read 10 2 2 CHECKS BEFORE REFITTING 11 4 4 Re fitting Fit the front bearing 30...

Page 36: ...ation Item Designation 1 Wound stator 30 Coupling side bearing 54 Rear seal 2 Housing 33 Coupling side internal cover 59 Preload washer 3 Rotor 38 Coupling side bearing circlips 60 Rear bearing circli...

Page 37: ...ontact with the winding fit the front flange 5 fit the rear flange 6 after placing the pre load washer 59 in the bearing housing place the assembly rods in position 14 and tighten the nuts diagonally...

Page 38: ...9 84 FLSPX 80 to FLSPX 132 Item Designation Item Designation Item Designation 1 Wound stator 21 Shaft end key 54 Rear seal 2 Housing 22 Shaft end washer 59 Preload washer 3 Rotor 23 Shaft extension sc...

Page 39: ...the bearings on the rotor shaft not forgetting the front inner cover 33 and the rear outer cover 53 in the case of a roller bearing Where bearing housings are equipped with a roller bearing fit and g...

Page 40: ...screw 54 Rear lip seal 2 Frame 30 Coupling side bearing 59 Rear preload washer 3 Rotor 33 Front inner cover 64 Rear grease nipple 5 Coupling side flange 39 Front lip seal 70a Stator terminal box body...

Page 41: ...NOTE Beforecarryingoutanyoperationsread CHECKS BEFORE REFITTING 12 3 4 Re fitting Fit the front bearing 30 on the rotor shaft do not forget the inner cover 33 if and only if the internal of the stato...

Page 42: ...alve 56 Mobile part of the rear grease valve 3 Rotor 35 Mobile part of the front grease valve 59 Rear preload washer 5 Coupling side flange 39a Front outer lip seal 64 Rear grease nipple 6 Rear flange...

Page 43: ...ing must be fitted with a continuous bead silicone or polyurethane sealant at the housing on the frame fill the decompression grooves 416 located in the shaft passage with grease fit the front bearing...

Page 44: ...lip seal 75 Terminal box cover fastening screws 6 Rear flange 39b Front internal lip seal 77 Terminal box cover seal 7 Fan 40 Cover fixing screws 81 Cable gland support plate 10 Fan or turbine screw...

Page 45: ...rear 38b circlips extract the bearings 30 and 50 using a suitable tool whilst protecting the end of the shaft extension Avoid making contact with the shaft support surface change the bearings in acco...

Page 46: ...TENANCE FLSPX 59 38b 6 53 38b 6 53 33 38a 5 50 39b 30 508 50 39b 508 506 6 53 33 5 38a 44 33 5 38a 30 508 506 54a 54b 39b 39a 54a 54b 30 506 54a 54b 50 39a 39a FLSPX 315 S standard bearings FLSPX 315...

Page 47: ...Stator terminal box body 5 Coupling side flange 39a Front outer lip seal 74 Stator terminal box cover 6 Rear flange 39b Front internal lip seal 81 Cable gland support plate 7 Fan 40 Cover fixing screw...

Page 48: ...ZONE 21 Ex tb LSES FLSES ZONE 22 Ex tc 5725 en 2020 02 c INSTALLATION AND MAINTENANCE LSES ANDLSES 13 LSES AND FLSES MOTORS ZONE 22 Please refer to the general instructions and instructions relating t...

Page 49: ...49 Maintenance and service guide LSPX FLSPX ZONE 21 Ex tb LSES FLSES ZONE 22 Ex tc 5725 en 2020 02 c NOTES...

Page 50: ...50 Maintenance and service guide LSPX FLSPX ZONE 21 Ex tb LSES FLSES ZONE 22 Ex tc 5725 en 2020 02 c NOTES...

Page 51: ...51 Maintenance and service guide LSPX FLSPX ZONE 21 Ex tb LSES FLSES ZONE 22 Ex tc 5725 en 2020 02 c NOTES...

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

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