Leroy-Somer LSA 47.2 Installation And Maintenance Manual
4 poles alternators
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- Installation and maintenance manual (24 pages) ,
- Installation and maintenance manual (20 pages)
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Summary of Contents for Leroy-Somer LSA 47.2
- Page 1 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS Installation and maintenance...
- Page 2 Warning symbol for general danger to personnel. Warning symbol for electrical danger to personnel. Note: LEROY-SOMER reserves the right to modify the Copyright 2005: LEROY-SOMER characteristics of its products at any time in order to This document is the property of: incorporate the latest technological developments.
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Page 3: Table Of Contents
INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS CONTENTS 1 - RECEIPT 5 - SPARE PARTS 1.1 - Standards and safety measures ....4 5.1 - First maintenance parts ......17 1.2 - Inspection ............4 5.2 - Technical support service ...... -
Page 4: Receipt
The machine name is defined according to various criteria, for - the recommendations of the example: LSA 47.2 M7 C6/4 - International Electrotechnical Commission • LSA: name used in the PARTNER range IEC 34-1, (EN 60034). -
Page 5: Technical Characteristics
2.1 - Electrical characteristics - Steel frame - Cast iron end shields The LSA 47.2 alternator is a machine without sliprings or - Protected ball bearings, greased for life revolving armature brushes, wound as “2/3 pitch”, 6 or - Mounting arrangements:... -
Page 6: Installation
INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS INSTALLATION 3 - INSTALLATION 3.1.3 - Location Ensure that the ambient temperature in the room where the 3.1 - Assembly alternator is placed cannot exceed 40°C for standard power ratings (for temperatures >... -
Page 7: Terminal Connection Diagrams
INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS INSTALLATION 3.3 - Terminal connection diagrams To modify the connection, change the position of the stator cables on the terminals. The winding code is specified on the nameplate. - Page 8 INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS INSTALLATION 3.3.2 - Terminal connection: 6 wire (not possible with the R 250) Connection codes Voltage L.L Factory connection 50 Hz 60 Hz L1(U)
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Page 9: Commissioning
INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS INSTALLATION Current transformer connection D connection D & A connection - PH 1 In/2 - Secondary 1 A In/2 (D conn.) - Secondary 1 A... -
Page 10: Servicing - Maintenance
INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS SERVICING - MAINTENANCE 4 - SERVICING - MAINTENANCE 4.2.4 - Electrical servicing Cleaning product for the windings 4.1 - Safety measures WARNING WARNING Do not use: trichlorethylene, perchlorethylene, Servicing or troubleshooting must be carried out trichloroethane or any alkaline products. -
Page 11: Fault Detection
INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS SERVICING - MAINTENANCE 4.3 - Fault detection If, when commissioned, the alternator does not work normally, the source of the malfunction must be identified. - Page 12 INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS SERVICING - MAINTENANCE 4.5.1 - Checking the winding Assembly A: Connect a 12 V battery in series with a rheostat of approximately 50 ohms - 300 W and a diode on both exciter You can check the winding insulation by performing a high field wires (5+) and (6-).
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Page 13: Dismantling, Reassembly
If the diodes are faulty, During the warranty period, this operation should - Remove the surge suppressor (347). only be carried out in an LEROY-SOMER approved - Remove the 6 "H" nuts for mounting the diode bridges on the support. - Page 14 INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS SERVICING - MAINTENANCE 78 36 Threaded rod Dowel Rotor WARNING WARNING NDE shield When dismantling the rotor involves changing parts or rewinding, the rotor must be rebalanced.
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Page 15: Installation And Maintenance Of The Pmg
After operational testing, replace all access panels or covers. 4.7 - Installation and maintenance of the PMG For the LSA 47.2, the PMG reference is: PMG 2. 4.7.1 - Mechanical characteristics The components are: - a shaft adapter (to position the rotor on the alternator shaft). -
Page 16: Table Of Characteristics
All values are given to within ± 10% and may be changed without prior notification (for exact values, consult the test report). 4.8.1 - Average values for the LSA 47.2 Resistances at 20 °C (Ω) LSA 47.2 L/N stator... -
Page 17: Spare Parts
INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS SPARE PARTS 5 - SPARE PARTS 5.3 - Accessories 5.3.1 - Space heater for use when stopped 5.1 - First maintenance parts The space heater must run as soon as the alternator stops. It Emergency repair kits are available as an option. -
Page 18: Exploded Views, Parts List
INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS SPARE PARTS 5.4 - Exploded view, parts list 5.4.1 - Single-bearing LSA 47.2 Ref. Description Ref. Description Stator assembly Terminal block Rotor assembly Starting range... - Page 19 INSTALLATION AND MAINTENANCE LEROY-SOMER 3742 en - 06.2007 / d LSA 47.2 - 4 POLES ALTERNATORS SPARE PARTS 5.4.2 - Double-bearing LSA 47.2 Ref. Description Ref. Description Stator assembly Exciter armature Rotor assembly Terminal block Starting range Lifting ring Neutral link...
- Page 20 LEROY-SOMER 16015 ANGOULÊME CEDEX - FRANCE 338 567 258 RCS ANGOULÊME S.A. au capital de 62 779 000 € www.leroy-somer.com...