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3007 en - 2010.06 / j Optional 6-wire terminal box with connector links Hub, turbine LSA 191 L 11 LSA 49.1 4P ALTERNATORS Installation and maintenance...
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MOTEURS LEROY-SOMER It may not be reproduced in any form without prior authorization. Note: LEROY-SOMER reserves the right to modify the All brands and models have been registered and patents characteristics of its products at any time in order to incorporate applied for.
LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 1 - RECEIPT 1.4 - Storage Prior to commissioning, alternators should be stored : 1.1 - Standards and safety measures - Away from humidity : in conditions of relative humidity of more than 90%, the alternator insulation can drop very rapidly, to just Our alternators comply with most international standards.
LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 3 - INSTALLATION 3.1.2.2 - Two-bearing alternator - Semi-flexible coupling Personnel undertaking the various operations Careful alignment of the alternators is recommended, checking discussed in this section must wear the appropriate...
LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 3.3 - Terminal connection diagrams 3.2.2 - Mechanical checks Before starting the alternator for the first time, check that : A standard alternator is fitted with 3 phase coppers and 1 - the winding connection corresponds to the site operating neutral connection terminal.
LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 3.3.3 - Option connection diagram R 791 T interference suppression kit External voltage potentiometer Connection of the optional current transformer (standard for CE marking) or ext. source 1V (resistance 1.5 KΩ)
LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 4 - SERVICING - MAINTENANCE 4.2.4 - Electrical servicing Cleaning product for the windings 4.1 - Safety measures WARNING Do not use : trichlorethylene, perchlorethylene, trichloroethane or any alkaline products.
LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 4.4 - Mechanical defects Fault Possible causes Excessive overheating of one or both - End shields incorrectly aligned (flanges not properly fitted). bearings (temperature > 80°C on the...
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LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 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-).
LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 4.6 - Dismantling, reassembly - Remove the 6 “H” mounting nuts for the diode bridges on the (see sections support. 5.4.1 & 5.4.2) - Change the fitted caps, respecting the polarity.
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LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 4.6.7 - Complete dismantling 4.6.9 - Reassembling the rotor - Take out the DE bearing (30) as described in section 4.6.6. On single bearing alternators : - Support the DE rotor (4) with a strap or with a support - Slide the rotor into the stator and position it as shown in fig 24.
LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 4.7 - Installation and maintenance of 4.8.2 - Resistance of AREP auxiliary windings the PMG at 20°C (W) For the LSA 49.1, the PMG reference is : PMG 3.
LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS 5 - SPARE PARTS 5.3.2 - Temperature probes with thermistors (PTC) 5.1 - First maintenance parts These are thermistor triplets with a positive temperature coefficient installed in the stator winding (1 per phase). There Emergency repair kits are available as an option.
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LEROY-SOMER InstallatIon and maIntenance 3007 en - 2010.06 / j LSA 49.1 4P ALTERNATORS Electric Power Generation DECLARATION of COMPLIANCE related to CE marking This Declaration applies to the generators designed to be incorporated into machines complying with the Machine Directive Nr 2006/42/CE dated 17 May 2006.
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