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Related Manuals for Nidec LEROY-SOMER LSAH 44.3
Summary of Contents for Nidec LEROY-SOMER LSAH 44.3
- Page 1 LSAH 44.3 Low Voltage Alternator - 4 pole Installation and maintenance...
- Page 2 Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 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 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 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 Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole 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 alternators comply with... -
Page 5: Technical Characteristics
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole 2 - TECHNICAL CHARACTERISTICS - Space heater - R791 interference suppression 2.1 - Electrical characteristics 2.2 - Mechanical characteristics This alternator is a machine without - Steel frame sliprings or revolving armature brushes, - Cast iron end shields... -
Page 6: Installation
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 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 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole WARNING WARNING At the first start-up or after an extended Ensure that the alternator has the degree shutdown, allow the machine to be of protection matching the defined purged: bleeder [69]. -
Page 8: Commissioning
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 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 9: Servicing - Maintenance
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 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 10: Bearings
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole 4.3 - Bearings The bearings are greasable - Life of the grease = 4,000 hours or 3 years with «NLGI Lithium» grease - Level 3 or equivalent (viscosity 40°C - >... -
Page 11: Electrical Faults
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole 4.6 - 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 12 Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 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 13: Dismantling, Reassembly
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole 4.7 - Dismantling, reassembly - The cooling circuit must be drained using a fluid recovery system. WARNING During the warranty period, this operation Toxic risk should only be carried out in an approved workshop or in our factory, otherwise the... - Page 14 Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole - Reassembly - To facilitate mounting, screw two threaded rods into inner bearing retainer [78] and - Heat the inner slipring of a new bearing by slide them into the holes of the shield [36] by induction or in a drying oven at 80°C (do not reassembling the non drive end shield [36].
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Page 15: Table Of Characteristics
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole 4.8 - Table of characteristics • Table of weights (values given for information only) Table of average values: Alternator - 4 poles - 50 Hz - Standard Type Total weight (kg) Rotor (kg) -
Page 16: Spare Parts
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole 5 - SPARE PARTS 5.1 - First maintenance parts Emergency repair kits are available as an option. After operational testing, it is essential They contain the following items: to replace all access panels or covers. -
Page 17: Exploded Views, Parts List And Tightening Torque
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole 5.4 - Exploded views, parts list and tightening torque • Single bearing... - Page 18 Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole • Two-bearing...
- Page 19 Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole Screw Torque Screw Torque Ref. Description Ref. Description Ø Ø Non drive end (NDE) Stator assembly bearing Air duct cover Grease nipple Inner bearing Rotor assembly...
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Page 20: Disposal And Recycling Instructions
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole Disposal and recycling instructions All materials listed above need special treatment separate waste from committed limiting reclaimable materials and should be environmental impact of our activity. -
Page 21: Ec Declaration Of Compliance And Incorporation
Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole EC Declaration of compliance and incorporation This Declaration applies to the generators designed to be incorporated into machines complying with the Machinery Directive Nr 2006/42/EC dated 17 May 2006. - Page 22 Installation and maintenance Electric Power Generation 5577 en - 2020.05 / c LSAH 44.3 Low Voltage Alternator - 4 pole...
- Page 23 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 24 Linkedin.com/company/leroy-somer Twitter.com/Leroy_Somer_en Facebook.com/LeroySomer.Nidec.en YouTube.com/LeroySomerOfficiel 5577 en - 2020.05 / c...