Leroy-Somer LSA 50.1 Скачать руководство пользователя страница 1 | Manualshive

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This

man

ual is

to b

e giv

en to

the

end

user

LSA 50.1 / LSA 51.2

ALTERNATORS

P3

P4

P5

4

49

48

41

205

193

198

50

203

190

Installation and maintenance

Réf. 3281 en - 10.2007 / g

1
2
3
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Содержание LSA 50.1

Страница 1: ...This manual is to be given to the end user LSA 50 1 LSA 51 2 ALTERNATORS P3 P4 P5 4 49 48 41 205 193 198 50 203 190 Installation and maintenance Réf 3281 en 10 2007 g ...

Страница 2: ...ls Warning symbol for an operation capable of damaging or destroying the machine or surrounding equipment Warning symbol for general danger to personnel Warning symbol for electrical danger to personnel Note LEROY SOMER reserves the right to modify the characteristics of its products at any time in order to incorporate the latest technological developments The information contained in this documen...

Страница 3: ...cuit Bearings Electrical servicing Mechanical servicing Fault detection Mechanical defects Electrical faults Checking the winding Checking the diode bridge Checking the windings and rotating diodes using separate excitation Dismantling reassembly Tools required Screw tightening torque Access to diodes Access to connections and the regulation system Replacing the NDE bearing on single bearing machi...

Страница 4: ...e obvious signs of knocks contact the transporter you may able to claim on their insurance and after a visual check turn the machine by hand to detect any malfunction 1 3 Identification The alternator is identified by means of a nameplate fixed on the frame Make sure that the nameplate on the machine conforms to your order The machine name is defined according to various criteria see below Example...

Страница 5: ...s wound as 2 3 pitch 6 wire with class H insulation and a field excitation system available in either AREP PMI or PMG version see diagrams AREP PMI system with R 449 PMG system with R 449 Interference suppression conforms to standard EN 55011 group 1 class B 2 1 1 Options Stator temperature detection probes Space heaters 2 2 Mechanical characteristics Steel frame End shields in cast iron Greasable...

Страница 6: ...the recycling of hot air from the machine or engine but also exhaust fumes 3 2 Inspection prior to first use 3 2 1 Electrical checks Under no circumstances should an alternator new or otherwise be operated if the isolation is less than 1 megohm for the stator and 100 000 ohms for the other windings There are three possible methods for restoring these minimum values a Dry out the machine for 24 hou...

Страница 7: ...ion on the alternator terminals during reconnection or checks should be performed with the machine stopped Factory connection Connection using optional kit Consult the factory Voltage L L Connection code Winding 6 S 380 415 380 480 8 S 347 380 416 50 Hz 60Hz 6 S 220 240 220 255 8 S 200 220 240 50 Hz 60Hz AVR connector 0 380 V Bobinage 0 220 V D Star Ph3 L3 Ph2 L2 Ph3 L3 T2 V1 Ph2 L2 Delta Ph1 L1 T...

Страница 8: ...ine must be stopped and checks carried out 4 2 4 Electrical servicing Cleaning product for the windings DO NOT USE TRICHLORETHYLENE PERCHLORETHYLENE TRICHLOROETHANE OR ANY ALKALINE PRODUCTS Certain strictly defined pure volatile degreasing products can be used such as Normal petrol without additives Toluene slightly toxic inflammable Benzene or benzine toxic inflammable Ciclohexare non toxic infla...

Страница 9: ...and its voltage is still correct when the battery is removed Lack of residual magnetism The alternator builds up but its voltage does not reach the rated value when the battery is removed Check the connection of the voltage reference to the AVR Faulty diode Armature short circuit The alternator builds up but its voltage disappears when the battery is removed Faulty AVR Field windings open circuit ...

Страница 10: ...ssembly B Connect a Variac variable power supply and a diode bridge on both exciter field wires 5 and 6 Both these systems should have characteristics which are compatible with the machine field excitation power see the nameplate 3 Run the unit at its rated speed 4 Gradually increase the exciter field current by adjusting the rheostat or the variac and measure the output voltages on L1 L2 L3 check...

Страница 11: ...connections and the regulation system Access directly by removing the box lid 48 and the inspection door 59 4 6 5 Fitting and replacing the NDE bearing Remove the air intake grille 47 Disconnect the diode bridge 106 5 leads Remove the 3 screws of the diode bridge on the shaft Remove the diode bridge Remove the 4 screws 72 of the inner bearing retainer 78 Remove the 6 six screws of the shield 36 on...

Страница 12: ...dge section 4 6 5 Refit the air intake grille 47 4 6 9 Reassembling the rotor See sections 4 6 7 and 4 6 8 If the rotor has been fully rewound it must be rebalanced After operational testing replace all access panels or covers 4 7 Installation and maintenance of the PMG The PMG reference for the 50 1 51 2 is PMG 4 4 7 1 Mechanical characteristics and assembly The assembly consists of an adaptation...

Страница 13: ...ls i exc excitation current of the exciter field For 60 Hz machines the i exc values are approximately 5 to 10 lower 4 8 2 LSA 51 2 characteristics Resistances at 20 C Ω Resistance of AREP auxiliary windings at 20 C Ω Field excitation current i exc A Symbols i exc excitation current of the exciter field For 60 Hz machines the i exc values are approximately 5 to 10 lower 4 8 3 Voltage of auxiliary ...

Страница 14: ...05 106 Rotating diode 1 DT0813938 Others spare parts 60 D E bearing 1 6226 C3 70 N D E bearing 1 6226 C3 Rep Description Qty LSA 51 2 Emergency kit ALT050KD002 6 Diodes set ALT050KD001 112 Varistor 1 18140275087 198 AVR 1 R 449 Spare 16A fuses set 1 PEL016FG005 106 Rotating diode 1 DT0813938 Others spare parts 60 D E bearing 1 6232 MC3 70 N D E bearing 1 NU 1028MC3 Ref Qty Description 1 1 Stator a...

Страница 15: ...RS SPARE PARTS Réf 3281 en 10 2007 g LEROY SOMER 5 3 2 Exploded view single bearing LSA 50 1 100 70 78 349 90 36 106 18 72 91 36 1 4 15 41 34 33 323 322 325 320 321 17 79 Option SAE 0 P1 P2 P3 P4 P5 47 59 49 48 270 271 280 279 41 205 193 275 198 50 203 190 300 ...

Страница 16: ...ATORS SPARE PARTS Réf 3281 en 10 2007 g LEROY SOMER 5 3 3 Exploded view two bearing LSA 50 1 Option SAE 0 79 100 70 78 349 90 36 106 18 91 1 4 60 68 15 410 411 34 33 22 17 41 62 72 P1 P2 P3 P4 P5 47 59 49 48 270 271 280 279 41 205 193 275 198 50 203 190 300 ...

Страница 17: ... 2 ALTERNATORS SPARE PARTS Réf 3281 en 10 2007 g LEROY SOMER 5 3 4 Exploded view single bearing LSA 51 2 100 70 90 36 106 28 91 36 1 4 15 41 34 33 30 323 322 320 321 19 78 P1 P2 P3 P4 P5 47 59 49 48 270 271 280 279 41 205 193 275 198 50 203 190 300 ...

Страница 18: ... 2 ALTERNATORS SPARE PARTS Réf 3281 en 10 2007 g LEROY SOMER 5 3 5 Exploded view two bearing LSA 51 2 100 70 90 36 106 28 91 36 1 4 15 41 33 30 34 33 68 60 320 62 321 19 78 P1 P2 P3 P4 P5 47 59 49 48 270 271 280 279 41 205 193 275 198 50 203 190 300 ...

Страница 19: ...3 modified by Directive no 93 68 EC dated 22 July 1993 These generators are designed to be used in complete power generating sets which must comply with the following standards and directives Machinery directive no 98 37 EC EMC directive no 89 336 EC modified by Directives nos 92 31 EC dated 28 April 1992 and 93 68 EC dated 22 July 1993 concerning the intrinsic characteristics of emission and immu...

Страница 20: ...MOTEURS LEROY SOMER 16015 ANGOULÊME CEDEX FRANCE 338 567 258 RCS ANGOULÊME S A au capital de 62 779 000 euros www leroy somer com ...

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