Table of Contents
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367
254
255
320
15
Motor, turbina
LSA 49.1 L 11
22
284
33
30
62
LSA 49.1 - 4 POLES
49
48
279
364
177
371
198
59
41
37
31
ALTERNATORS
Installation and maintenance
60
34
279
278
281
28
1
4
4
15
68
282
280
283
277
172
100
347
107
343
18
3007 en -
2014.03 / n
Caixa de terminais opcionais
6 fios com réguas de ligações
172
270
269
365
91
79
349
70
78
53
281
278
5
36
90
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Related Manuals for Leroy-Somer LSA 49.1
Summary of Contents for Leroy-Somer LSA 49.1
- Page 1 3007 en - 2014.03 / n Caixa de terminais opcionais 6 fios com réguas de ligações Motor, turbina LSA 49.1 L 11 LSA 49.1 - 4 POLES ALTERNATORS Installation and maintenance...
- Page 2 © - This document is the property of Moteurs Leroy-Somer, it can not be reproduced in any form without prior written authorization. Moteurs Leroy-Somer reserves the right to Warning symbol for general danger to modify the design, technical specifications personnel.
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Page 3: Table Of Contents
Installation and maintenance LEROY-SOMER 3007 en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS CONTENTS 1 - RECEIPT ......................4 1.1 - Standards and safety measures .................4 1.2 - Inspection ........................4 1.3 - Identification .......................4 1.4 - Storage ........................4 1.5 - Applications ........................4... -
Page 4: Receipt
LEROY-SOMER Installation and maintenance 3007en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 1 - RECEIPT 1.4 - Storage Prior to commissioning, machines should 1.1 - Standards and safety be stored : measures - away from humidity (< 90%); after a long... -
Page 5: Technical Characteristics
2.2 - Mechanical characteristics - Steel frame 2.1 - Electrical characteristics - Cast iron end shields PARTNER LSA 49.1 alternator is a - Greasable ball bearings machine without sliprings or revolving - Mounting arrangement field brushes, wound as “2/3 pitch”; 6 or... -
Page 6: Installation
LEROY-SOMER Installation and maintenance 3007en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 3 - INSTALLATION • Single-bearing coupling Before coupling the machines, check that Personnel undertaking various they are compatible by: operations indicated in this section must... -
Page 7: Checks Prior To First Use
Installation and maintenance LEROY-SOMER 3007 en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 3.2 - Checks prior to first use 3.3 - Terminal connection • Electrical checks diagrams To modify the connection, change the position of the stator cables on the terminals. - Page 8 LEROY-SOMER Installation and maintenance 3007en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS • Terminal connection : 12-wire Connection code Voltage L.L Factory connection 50 Hz 60 Hz Winding L1(U) 190 - 240 L3(W) 190 - 208 3-phases...
- Page 9 Installation and maintenance LEROY-SOMER 3007 en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS • Terminal connection : 6-wire version Connection code Voltage L.L Factory connection 50 Hz 60 Hz Winding Star L1(U) 380 - 415 380 - 480...
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Page 10: Commissioning
LEROY-SOMER Installation and maintenance 3007en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 3.4 - Commissioning • Connection checks Electrical installations must comply with the current legislation in force in the The machine can only be started up and country of use. -
Page 11: Servicing - Maintenance
Installation and maintenance LEROY-SOMER 3007 en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 4 - SERVICING - MAINTENANCE WARNING 4.1 - Safety measures Do not use: trichlorethylene, perchlo- Servicing or troubleshooting must be rethylene, trichloroethane or any alkaline carried out strictly in accordance with products. -
Page 12: Bearings
LEROY-SOMER Installation and maintenance 3007en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 4.3 - Bearings As an option, the bearings are Regreasing interval: 4500 hrs of operation regreasable DE bearing: Amount of grease: 60 gr NDE bearing: Amount of grease: 50 gr... -
Page 13: Electrical Faults
Installation and maintenance LEROY-SOMER 3007 en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 4.5 - Electrical faults Fault Action Effect Check/Cause The alternator builds up and its voltage is still correct when - Lack of residual magnetism the battery is removed. - Page 14 LEROY-SOMER Installation and maintenance 3007en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS • Checking the winding Assembly A: Connect a 12 V battery in series with a rheostat of approximately You can check the winding insulation by 50 ohms - 300 W and a diode on both performing a high voltage test.
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Page 15: Dismantling, Reassembly
Installation and maintenance LEROY-SOMER 3007 en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 4.6 - Dismantling, reassembly • Access to connections and the regulation system WARNING Access directly by removing the box lid (48) or the AVR access door (466). - Page 16 LEROY-SOMER Installation and maintenance 3007en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS • Replacing the DE bearing • Reassembling the bearings - Place the “O” ring seal (349) and the - Take out the screws (31) and (62).
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Page 17: Installation & Maintenance Of The Pmg
4.7 - Installation and maintenance correctly mounted and that all screws are of the PMG tightened. For the LSA 49.1, the PMG reference is : NOTE : If the rotor has been fully rewound, PMG 3. it must be rebalanced. -
Page 18: Table Of Characteristics
0,0023 0,43 0,08 1970 • Resistance of AREP auxiliary windings 20°C (Ω) LSA 49.1 Auxil wdg : X1, X2 Auxil wdg : Z1, Z2 0,23 0,34 After operational testing, it is essential to 0,27 replace all access panels or covers. -
Page 19: Spare Parts
Installation and maintenance LEROY-SOMER 3007 en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 5 - SPARE PARTS In the event of failure to comply with this advice, the manufacturer cannot be held 5.1 - First maintenance parts responsible for any damage. -
Page 20: Exploded Views, Parts List And Tightening Torque
LEROY-SOMER Installation and maintenance 3007en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS 5.4 - Exploded view, parts list • Single-bearing... - Page 21 Installation and maintenance LEROY-SOMER 3007 en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS • Two-bearing...
- Page 22 LEROY-SOMER Installation and maintenance 3007en - 2014.03 / n LSA 49.1 - 4 POLES ALTERNATORS Screw Torque Screw Torque Ref. Qty Description Ref. Qty Description Ø Ø Stator assembly AVR support stirrup Rotor assembly Turbine Right air intake guard Balancing disc...
- Page 23 Declares hereby that the electric generators of the types LSA 40 - 42.3 - 44.3 - 46.2 - 47.2 - 49.1 - 50.2 - 51.2 - 52.2 - 53 - 53.1 - 54, as well as their derivatives, manufactured by Leroy-Somer or on Leroy Somer's behalf,...
- Page 24 www.leroy-somer.com...