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Related Manuals for Emerson Leroy-Somer LSA 46.3
Summary of Contents for Emerson Leroy-Somer LSA 46.3
- Page 1 Low Voltage Alternators - 4 pole LSA 46.3 Installation and maintenance...
- Page 2 Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole This manual concerns the alternator which you have just purchased. We wish to draw your attention to the contents of this maintenance manual. SAFETY MEASURES a) During operation, do not allow anyone to stand in front of the air outlet guards,...
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Page 3: Table Of Contents
Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole CONTENTS 1 - RECEIPT ......................4 1.1 - Standards and safety measures ................4 1.2 - Inspection ......................... 4 1.3 - Identification ......................4 1.4 - Storage ........................ -
Page 4: Receipt
Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole 1 - RECEIPT 1.4 - Storage Prior to commissioning, machines should 1.1 - Standards and safety be stored : measures - away from humidity (<... -
Page 5: Technical Characteristics
Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole 2 - TECHNICAL CHARACTERISTICS 2.2 - Mechanical characteristics - Steel frame 2.1 - Electrical characteristics - Cast iron end shields This alternator is a machine without - Protected ball bearings, greased for life sliprings or revolving armature brushes,... -
Page 6: Installation
Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole 3 - INSTALLATION • Single-bearing coupling Before coupling, check the compatibility Personnel undertaking various between the alternator and the engine by operations indicated in this section must performing: wear personal protective equipment... -
Page 7: Terminal Connection Diagrams
Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole 3.3 - Terminal connection diagrams There are 2 possible methods for restoring the above minimum values. To modify the connection, change the a) Dry out the machine for 24 hours in a position of the stator cables on the terminals. - Page 8 Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole • Terminal connection : 12-wire Connection codes Voltage / Detection Factory connection 12 wires 50 Hz 60 Hz Winding L1(U) 190 - 208 190 - 240 Parallel Star...
- Page 9 Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole • Terminal connection : 6-wire Connection codes Voltage / Detection Factory connection 6 wires 50 Hz 60 Hz Winding L1(U) 380 - 415 380 - 480 Star...
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Page 10: Commissioning
Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole • Connection checks 3.4 - Commissioning 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 Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole 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
Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole 4.3 - Bearings The bearings are permanently greased Approximate life of the grease (depending on use) = 20,000 hours or 3 years. As an option, the bearings are regreasable Regreasing interval: 4000 hrs of operation DE bearing: Amount of grease: 33 gr... -
Page 13: Electrical Faults
Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole 4.5 - Electrical faults Fault Action Effect Check/Cause The alternator builds up and its voltage is still correct - Lack of residual magnetism when the battery is removed Connect a new battery of 4 to 12... - Page 14 Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole • 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 exciter performing a high voltage test.
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Page 15: Dismantling, Reassembly
Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole 4.6 - Dismantling, reassembly • Access to connections and the regulation system WARNING Access directly by removing the top of the cover (48) or the AVR access door (59). - Page 16 Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole - Slide the threaded rod into the shield hole - Refit the shield (32) on the machine. to make it easier to assemble (see basic - Slide the threaded rod into the shield hole diagram).
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Page 17: Installation & Maintenance Of The Pmg
Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole 4.7 - Installation and maintenance of • Reassembling the machine the PMG - Follow the dismantling procedure in reverse order. The PMG reference is PMG 2. - Page 18 Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole Field excitation current i exc (A) Symbols : “i exc”: excitation current of the exciter field Type No load At rated load After operational testing, it is essential to replace all access panels or covers.
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Page 19: Spare Parts
Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole 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
Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole 5.4 - Exploded view, parts list and tightening torque • Single-bearing... - Page 21 Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole • Double-bearing...
- Page 22 Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole Screw Torque Screw Torque Ref. Description Ref. Description Ø Ø Stator assembly Non drive end bearing Rotor assembly Outer bearing retainer Turbine Preloading (wavy) washer Booster ventilation...
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Page 23: Disposal And Recycling Instructions
Installation and maintenance Electric Power Generation 5278 en - 2016.05 / e LSA 46.3 Low Voltage Alternators - 4 pole Disposal and recycling instructions The oil and grease from the lubrication system should be considered as a hazardous We are committed to limit the environmental waste and has to be handled according to impact of our activity. - Page 24 Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole...
- Page 25 MOTEURS LEROY-SOMER MLS HOLICE STLO.SRO MOTEURS LEROY-SOMER DIVISION LEROY-SOMER Boulevard Marcellin Leroy SLADKOVSKEHO 43 1, rue de la Burelle STREET EMERSON 16015 ANGOULEME 772 04 OLOMOUC Boite Postale 1517 Nr4 Parcul Industrial Tetarom 2 FRANCE CZECH REPUBLIC 45800 ST JEAN DE BRAYE...
- Page 26 Installation and maintenance 5278 en - 2016.05 / e Electric Power Generation LSA 46.3 Low Voltage Alternators - 4 pole...
- Page 27 Service & Support Our worldwide service network of over 80 facilities is at your service. This local presence is our guarantee for fast and efficient repair, support and maintenance services. Trust your alternator maintenance and support to electric power generation experts. Our field personnel are 100% qualified and fully trained to operate in all environments and on all machine types.
- Page 28 5278 en - 2016.05 / e...
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