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16

LEROY-SOMER

InstallatIon and maIntenance

LSA 40 - 4 POLE

ALTERNATORS

4455 en - 10.2009 / a

SPARE PARTS

5 - 

First maintenance parts

5.1 - 

Emergency repair kits are available as an option.

They contain the following items :

Description of bearings 

5.2 - 

Technical support service

5.3 - 

Our technical  support  service  will be  happy  to provide  any 

information you require.

When  ordering  spare  parts,  you  should  indicate  the 

complete  machine  type,  its  serial  number  and  the 

information indicated on the nameplate.

Part numbers should be identified from the exploded 

views and their description in the parts list.

Our extensive network of “service stations” can dispatch 

the necessary parts without delay. 

To ensure correct operation and the safety of our 

alternators, we recommend the use of original 

manufacture spare parts.

In the event of failure to comply with this advice, the 

manufacturer cannot be held responsible for any 

damage. 

WARNING

No.

Description

Qty

LSA 40 - SHUNT  4 P

Coding

198

Voltage regulator (AVR)

1

R 220

AEM 110 RE 028

343

Diode bridge assembly

1

lsa 40.1.036/a

Pdd440Ro001

No.

Description

Qty

LSA 40 - AREP 4 P

Coding

198

Voltage regulator (AVR)

1

R 438 

aem 110 Re 003

343

Diode bridge assembly

1

lsa 40-1-036/a

Pdd440Ro001

aVR fuse

1

250 V - 8A  rapide

No.

Description

Qty

LSA 42.2 - 2 & 4 P

Coding

60

D.E. bearing

1

6309 2Rs/c3

Rlt045et030

70

N.D.E. bearing 

1

6305 2Rs/c3

Rlt025et030

Summary of Contents for LSA 40-4 POLE

Page 1: ...33 33 37 30 30 15 4 322 324 323 343 1 41 124 120 198 100 70 S A E 5 2009 10 a This manual must be supplied to the end user LSA 40 4 POLE ALTERNATORS Installation and maintenance 4455 en...

Page 2: ...general danger to personnel Warning symbol for electrical danger to personnel Note LEROY SOMER reserves the right to modify the characteristicsofitsproductsatanytimeinordertoincorporate the latest tec...

Page 3: ...SERVICE 3 1 Montage 6 3 2 Contr les avant mise en service 6 3 3 Sch mas de couplage des bornes 7 3 4 Mise en service 9 3 5 R glages 9 4 ENTRETIEN MAINTENANCE 4 1 Mesures de s curit 10 4 2 Maintenance...

Page 4: ...frame Make sure that the nameplate on the machine conforms to your order The machine name is defined according to various criteria see below Example of description for LSA 40 S4 J6 4 LSA name used in...

Page 5: ...andard feet and SAE flanges coupling discs B 34 two bearing with SAE flange and standard cylindrical shaft extension Drip proof machine self cooled Options 2 2 1 Protection against harsh environmentsh...

Page 6: ...mm WARNING This alternator has been balanced with a 1 2 key Location 3 1 3 Ensure that the ambient temperature in the room where the alternator is placed cannot exceed 40 C for standard power ratings...

Page 7: ...110 V T4 R 438 voltage sensing 0 T8 220 V T11 NDE M L L L L T9 T8 T7 T12 T10 T11 T4 T3 T2 T1 T5 T6 Winding 60 Hz 50 Hz 220 240 220 240 220 240 200 250 260 6 7 8 NDE T9 T8 T7 T12 T10 T11 T4 T3 T2 T1 T5...

Page 8: ...220 240 250 260 200 220 240 6 7 8 R 220 voltage sensing 0 T8 110 V T11 R 438 voltage sensing 0 T3 220 V T2 M L L NDE T9 T8 T7 T12 T10 T11 T4 T3 T2 T1 T5 T6 1 phase or 3 phases L1 U L2 V L3 W L L Windi...

Page 9: ...n in the terminal connection diagrams theequipotentialearth links have been implemented correctly cross section and continuity of the earths Commissioning 3 4 The alternator can only be started up and...

Page 10: ...any alkaline products Certain strictly defined pure volatile degreasing products can be used such as Normal petrol without additives inflammable Toluene slightly toxic inflammable Benzene or benzine...

Page 11: ...tage does not reach the rated value when the battery is removed Check the connection of the voltage reference to the AVR Faulty diode Armature short circuit The alternator builds up but its voltage di...

Page 12: ...A Connect a 12 V battery in series with a rheostat of approximately 50 ohms 300 W and a diode on both field wires 5 and 6 Assembly B Connect a Variac variable power supply and a diode bridge on both...

Page 13: ...ncing bolt M5 4 N m Disc shaft screw M10 66 N m Guard screws M5 4 N m Cover screws M5 3 6 N m The screws for fixing the feet on the housing and immobilising the stator must not be removed bolt of the...

Page 14: ...e whole alternator is correctly assembled and that all screws are fully tightened Accessing the main field and stator 4 6 7 Dismantling 4 6 7 1 Follow the procedure for dismantling bearings see sectio...

Page 15: ...field LSA 40 VS1 VS2 S3 S4 M5 L7 No load 0 9 0 8 0 8 0 8 0 8 0 8 At rated load 2 1 2 1 2 2 2 2 2 1 2 1 Three phase 4 pole AREP excitation 4 7 2 Resistances at 20 C W LSA 40 VS1 VS2 S3 S4 M5 L7 L N st...

Page 16: ...rts list Our extensive network of service stations can dispatch the necessary parts without delay To ensure correct operation and the safety of our alternators we recommend the use of original manufac...

Page 17: ...iption 1 1 Stator assembly 100 1 Exciter armature 4 1 Rotor assembly 120 1 Terminal plate support 15 1 Fan 124 1 Terminal plate 28 1 Earth terminal 198 1 Regulator AVR 30 1 DE flange 322 1 Coupling di...

Page 18: ...bly 91 4 Field fixing screw 4 1 Rotor assembly 100 1 Exciter armature 15 1 Fan 120 1 Terminal plate support 28 1 Earth terminal 124 1 Terminal plate 30 1 DE shield 132 1 Terminal box 33 1 Air outlet g...

Page 19: ...rocating internal combustion engine driven alternating current generating sets Part 3 Alternating current generators for generating sets The Low Voltage Directive Nr 2006 95 CE dated 12 December 2006...

Page 20: ......

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