Nidec Leroy-Somer TAL 042 Installation And Maintenance Manual Download

Page: 26 / 32

2022.03 / s

Electric Power Generation

Installation and maintenance

TAL 042

Low Voltage Alternator - 4 pole

5223 en -

Ref. Qty

Description

Screw

Torque

N.m Ref. Qty

Description

Screw

Torque

N.m

Stator assembly

1 Non drive end (NDE)

bearing

Rotor assembly

1 Preloading (wavy)

washer

Fan

Exciter field (stator)

Earth terminal

100

1 Exciter armature

(rotor)

Drive end (DE) flange

124

1 Terminal block

Air outlet grille

133

1 Cover (option)

3.6

Non drive end (NDE)

bracket

M10

139

1 Wire shield tube

(option)

Tie rod

198

1 Voltage regulator

(AVR)

±0.5

Plastic cap

322

1 Coupling disc

M10

Terminal box panel

M5 3.6

±0.4

343

2 Diode bridge

Sealing cap

Summary of Contents for Leroy-Somer TAL 042

Page 1: ...TAL 042 Low Voltage Alternator 4 pole Installation and maintenance ...

Page 2: ...tion to the following 2 safety measures which must be complied with a During operation do not allow anyone to stand in front of the air outlet guards in case anything is ejected from them b Do not allow children younger than 14 to go near the air outlet guards Aset of self adhesive stickers depicting the various warning symbols is included with this maintenance manual They should be positioned as ...

Page 3: ...1 3 1 Assembly 11 3 2 Checks prior to first use 12 3 3 Terminal connection diagrams 12 3 4 Commissioning 15 3 5 Setting up 15 4 SERVICING MAINTENANCE 16 4 1 Safety measures 16 4 2 Routine maintenance 16 4 3 Bearings 17 4 4 Mechanical defects 17 4 5 Electrical faults 18 4 6 Dismantling reassembly 20 4 7 Installation maintenance of the PMG 21 4 8 Table of characteristics 22 5 SPARE PARTS 24 5 1 Firs...

Page 4: ...t If there are obvious signs of knocks contact the transporter you may be 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 machine see drawing Make sure that the nameplate on the machine conforms to your order So that you can identify your alternator quic...

Page 5: ...ll bearings greased for life Mounting arrangements single bearing with standard feet and SAE flanges coupling discs Drip proof machine self cooled Degree of protection IP 23 Mechanical options Direct output power by cables not reconnectable regulator fitted outside the alternator SHUNT dedicated single phase 4 wire T1 U1 T2 U2 T3 U5 T4 U6 UF 0E UF S V F2 F1 N U R2 R1 HR CW 2 kOhms Varistor Consult...

Page 6: ...1 T5 V2 T3 W1 T6 W2 SL UF 0E UF S V F2 F1 N U N1 V OPEN FOR 60Hz FUSE Varistor Consult R120 manual ref 5243 EXCITER MAIN FIELD Armature Field Rotating rectifiers red black STATOR 6 wire marking T1 to T6 yellow green blue Star connection not connected in delta connection Delta connection For delta connection 1PH 3PH use terminals N and U connect N and N1 ...

Page 7: ... 60Hz FUSE T1 U1 T4 U2 T7 U5 T10 U6 T2 V1 T5 V2 T8 V5 T11 V6 T3 W1 T6 W2 T9 W5 T12 W6 3 PH D A F T10 T3 T2 T10 T2 T1 T1 T1 T1 T3 N C T2 N C N C N C T2 N C N C N C N C 1 PH FF G Varistor Consult R120 manual ref 5243 EXCITER MAIN FIELD Armature Field Rotating rectifiers red black STATOR 12 wire marking T1 to T12 For F FF and G connections connect N and N1 yellow green blue white ...

Page 8: ...3 9 10 2 T1 U1 T4 U2 T2 V1 T5 V2 T3 W1 T6 W2 Varistor white blue black yellow green red Consult manual ref 5599 red red or Detection according to voltage V W for high voltage 380 480V L1 L2 for low voltage 190 240V Option External remote voltage trimmer remove ST EXCITER MAIN FIELD Armature Exciter field Rotating rectifiers Winding H3 STATOR 6 wire marking T1 to T6 ...

Page 9: ... W1 T6 W2 T9 W5 T12 W6 1 PH FF G 3 PH A D F T3 T2 T10 T1 T3 T2 1 PH FF G 3 PH T1 T10 T3 T2 D A F T11 T2 T3 T2 Varistor yellow green Consult manual ref 5599 red red or Detection according to voltage V W for high voltage 380 480V L1 L2 for low voltage 190 240V white blue black red Option External remote voltage trimmer remove ST MAIN FIELD Winding H3 STATOR 12 wire marking T1 to T12 EXCITER Armature...

Page 10: ...T12 W6 PMG 14 15 16 1 PH FF G 3 PH A D F T3 T2 T10 T1 T3 T2 Varistor Consult manual ref 5599 STATOR 12 wire marking T1 to T12 STATOR 6 wire marking T1 to T6 red red red red red or Detection according to voltage V W for high voltage 380 480V L1 L2 for low voltage 190 240V A FF and G connections possible with 12 wire only white blue Option External remote voltage trimmer remove ST MAIN FIELD EXCITER...

Page 11: ...der the load Handling The generously sized lifting eyes are for handling the alternator only They must not be used to lift the genset The choice of lifting hooks or handles should be determined by the shape of the lifting eyes Choose a lifting system which respects the integrity and the environment of the machine During this operation do not allow anyone to stand under the load Single bearing coup...

Page 12: ...tive if they are working continuously while the machine is stopped Ensure that the alternator has the degree of protection matching the defined environmental conditions Mechanical checks Before starting the machine for the first time check that all fixing bolts are tight the length of bolt and the tightening torque are correct the cooling air is drawn in freely the protective grille and housing ar...

Page 13: ...nnection codes Voltage Detection Factory connection Winding In case of reconnection ensure that AVR voltage detection is correct Winding DE NDE Star Delta DE NDE AREP or PMG three phase 6 wire 6S 8S 60 Hz 50 Hz 220 240 220 240 220 240 6S 8S 60 Hz 50 Hz 380 415 380 480 380 416 F 1PH 3PH 3PH 1PH T4 T5 T2 T3 T5 T3 T1 T6 T4 T2 T1 T6 L L W 3 L3 N V 2 L2 U 1 L1 W 3 L3 V 2 L2 U 1 L1 T1 T4 T3 T6 T5 T2 L1 ...

Page 14: ...10 T4 T9 T3 T6 T11 T5 T2 T8 L2 V A 3PH 60 Hz 50 Hz 190 208 190 240 190 208 6 8 1PH 3PH L L T1 T7 T12 T10 T4 T9 T3 T6 T11 T5 T2 T8 L M L R120 N T3 U T1 N1 T2 V n c R180 L1 T2 L2 T3 R120 N T10 U T1 N1 n c V T2 R180 V T2 W T3 R120 N T2 U T1 N1 n c V n c R180 L1 T2 L2 T3 R120 N T10 U T1 N1 n c V n c R180 L1 T1 L2 T10 R120 N T2 U T3 N1 n c V n c R180 L1 T2 L2 T3 or Connection codes Voltage Detection Fa...

Page 15: ... terminal box is connected to the electrical earth circuit The earth terminal is connected to the frame The connections inside the terminal box must never be subjected to stress due to cables connected by the user Diameter M6 M8 M10 M12 Torque 4 Nm 10 Nm 20 Nm 35 Nm Tolerance 15 3 4 Commissioning The machine can only be started up and used if the installation is in accordance with the regulations ...

Page 16: ...ous electrical connections in the installation Electrical servicing Commercially available volatile degreasing agents can be used Do not use trichlorethylene perchlo rethylene trichloroethaneoranyalkaline products These operations must be performed at a cleaningstation equippedwithavacuum system that collects and flushes out the products used The insulating components and the impregnation system a...

Page 17: ...led from the alternator or engine Alternator operating at too high a voltage 105 of Un on load Alternator overloaded Vibrations Too much vibration Misalignment coupling Defective mounting or play in coupling Rotor balancing fault Engine Alternator Excessive vibration and humming noise coming from the machine Phase imbalance Stator short circuit Abnormal noise Alternator damaged by a significant im...

Page 18: ...field coil short circuited check the resistance Speed too low Increase the drive speed do not touch theAVR voltage pot before running at the correct speed Voltage too high AdjustAVR voltage potentiometer Adjustment ineffective FaultyAVR Voltage oscillations Adjust the AVR stability potentiometer Check the speed possibility of cyclic irregularity Loose connections FaultyAVR Speed too low when on lo...

Page 19: ...iode 12V battery Rh 50 300W ASSEMBLY A Field Assembly 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 field excitation power of the machine see the nameplate 3 Run the unit at its rated speed 4 Gradually increase the exciter field current by adjusting the rheostat or the var...

Page 20: ... 350 Screw tightening torque See section 5 4 The screws for fixing the feet on the housing and immobilising the stator must not be removed screw of the stator lower Access to connections and the regulation system Access is directly after removing the terminal box panel 41 Accessing checking and replacing the diode bridge Dismantling Remove the terminal box panel 41 Cut the fixing clamps of the exc...

Page 21: ...upport made according the following bellow Rest the rotor on one of its poles then slide it out Use the tube as a lever arm to assist dismantling After extracting the rotor be careful not to damage the fan and place the revolving field on special V shaped supports In the event of disassembly of this one it is imperative to replace it NOTE If intervention is required on the revolving field coil rew...

Page 22: ... 0 135 0 84 15 64 0 225 G 0 114 0 87 15 64 0 225 H 0 091 0 95 17 60 7 36 0 187 SHUNT AREP Resistance of auxiliary windings AREP at 20 C Ω Type X1 X2 Z1 Z2 A 0 671 0 624 B 0 693 0 653 C 0 673 0 646 D E 0 596 0 611 F 0 534 0 598 G 0 503 0 608 H 0 425 0 433 Field excitation current i exc A SHUNT AREP 400V 50 Hz i exc excitation current of the exciter field Type No load At rated load A 0 63 2 14 B 0 6...

Page 23: ...0 018 0 95 17 60 0 187 Field excitation current i exc A 240V 60 Hz i exc excitation current of the exciter field Type No load At rated load A 0 52 1 26 B 0 51 1 31 C 0 52 1 27 D 0 44 1 05 E 0 44 1 20 F 0 43 1 19 G 0 47 1 28 H 0 47 1 30 Table of weights values given for information only Three phase SHUNT AREP Type Total weight kg Rotor kg A 117 45 B 122 47 C 133 51 D E 165 62 F 181 67 G 186 70 H 18...

Page 24: ...r products operate correctly and safely we recommend the use of original manufacturer spare parts In the event of failure to comply with this advice the manufacturer cannot be held responsible for any damage After operational testing it is essential to replace all access panels or covers 5 SPARE PARTS 5 1 First maintenance parts Here is the list of parts Single bearing kit 5067392 Non drive end be...

Page 25: ...25 2022 03 s Electric Power Generation Installation and maintenance TAL 042 Low Voltage Alternator 4 pole 5223 en 5 4 Exploded view parts list and tightening torque ...

Page 26: ... Preloading wavy washer 15 1 Fan M5 4 90 1 Exciter field stator M6 10 28 1 Earth terminal M6 10 100 1 Exciter armature rotor 30 1 Drive end DE flange 124 1 Terminal block M5 6 33 2 Air outlet grille M5 4 133 1 Cover option M5 3 6 36 1 Non drive end NDE bracket M10 34 139 1 Wire shield tube option 37 4 Tie rod 198 1 Voltage regulator AVR M5 4 0 5 40 1 Plastic cap 322 1 Coupling disc M10 66 41 2 Ter...

Page 27: ...Waste hazardous materials The following components and materials require special treatment and must be separated from the alternator before the recycling process electronic materials found in the terminal box including the automatic voltage regulator 198 current transformers 176 interference suppression module and other semi conductors diode bridge 343 and surge suppressor 347 found on the alterna...

Page 28: ...28 2022 03 s Electric Power Generation Installation and maintenance TAL 042 Low Voltage Alternator 4 pole 5223 en ...

Page 29: ...ted 26th February 2014 EN and IEC 60034 1 60034 5 and 60034 22 ISO 8528 3 Reciprocating internal combustion engine driven alternating current generating sets Part 3 Alternating current generators for generating sets These generators also comply with the ROHS Directive Nr 2011 65 EU dated 8th June 2011 and its Annex II Nr 2015 863 dated 31st March 2015 as well as the EMC Directive Nr 2014 30 EU dat...

Page 30: ...30 2022 03 s Electric Power Generation Installation and maintenance TAL 042 Low Voltage Alternator 4 pole 5223 en ...

Page 31: ...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 We have a deep understanding of alternator operation providing the best value service to optimise your cost of ownership Where we can help Contact...

Page 32: ... 2022 03 s www leroy somer com epg 5223 en Linkedin com company leroy somer Twitter com Leroy_Somer_en Facebook com LeroySomer Nidec en YouTube com LeroySomerOfficiel ...

Search results

Summary of Contents for Leroy-Somer TAL 042

Reviews:

Related manuals for Leroy-Somer TAL 042

Brands by name

Popular brands

Nidec Leroy-Somer TAL 042, Installation And Maintenance Manual

Search results

Summary of Contents for Leroy-Somer TAL 042

Reviews:

Related manuals for Leroy-Somer TAL 042

Brands by name

Popular brands