Leroy-Somer TAL A44 Installation And Maintenance Manual
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Leroy-Somer TAL A44 Installation And Maintenance Manual

Low voltage alternators - 4 pole
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Summary of Contents for Leroy-Somer TAL A44

  • Page 2 Warning symbol for electrical danger to Ali brands and models have been registered personnel. and patents applied for. SAFETY INSTRUCTIONS We wish to draw your attention to the following 2 safety measures which must be complied with: LEROY-SOMER '"...

  • Page 3: Table Of Contents

    5 -SPARE PARTS .......................... 23 5.1 - First maintenance parts ....................23 5.2 - Technical support service ....................23 5.3 -Accessories ........................23 5.4 - Exploded view, parts list and tightening torque ............. 24 Disposai and recycling instructions LEROY-SOMER '"...

  • Page 4: -Receipt

    1 i N.D.E. bearing P.R. C..�-- ° Made in ......,�o Moteurs Leroy-Somet" - . lr ou!e�nd M�rc-ellin .erny, f,0014-- & 8518 - NEM.A Mtl - Jl & lOOU 6915 A!nqo■lêmeCed' .e x 9-Fr•■ce · LEROY-SOMER '"...

  • Page 5: Technical Characteristics

    :-�=== ==:•oE j /CWJ 2k0hms OPTION QPTIONAI Rég lage ten5ion extérieur �----+-+---+----+---+----+-� Extemal remote voltage trimer Remove link R1-R2 if use potenliometer OPTIONAL R791T :Serie 813èlt Blaèt Greeri [;µ �-i �-i OPEN FOR 60l-lz LEROY-SOMER '"...
  • Page 6 C'Cl yellow :i:i � green * Delta C'Cl C connection blue * For delta connection (1 PH- 3PH): use terminais N and U, connect N and N1. OPTIONAL R791T Black Black Black Blue Green/Yellow ConsultR 120 manual ref.5243 LEROY-SOMER '"...
  • Page 7 * For F and FF connection, link N and N1 · � · i / 1 OPTIONAL :�. : -.- : : 1 PH R791T Black Black Black �I t ..b_...il i;; _ Blue e---1--- OPEN FOR 6DHz GreenNellow ConsultR120 manual ref.5243 LEROY-SOMER '"...
  • Page 8 - i---, TI04: ln/ A 3 PH I R. 7911 QUI/RIR · oni� R18il '-+- - '!--' O!'EN E 01 O<ùlor .::::: C0: N TACT$ 11',1 0 !11 F(J Ui;:NI$ Pl!R 1.$1 Ntvln, CONTACTS ll\lDT SUPI' D BY LS LEROY-SOMER '"...
  • Page 9 1111 pour TAL.OU � IONAJ... IJ CHor T.AL 044 1 Nùi'iBlack .-.----+--, 110�: .:;: PH QWFHR li:. 01 Star,oo1 y '-+-+-' OilBII E 01 10 ow'or Cê.!iTACli'S ON I RJUli:NIS Pli. fi Lli CONTACR !NOT SUPP D B'I' LEROY-SOMER '"...

  • Page 10: -Installation

    5876 en - 2020.01 / a TALA44 Low Voltage Alternators - 4 pole 3 -INSTALLATION The TAL A44 is equipped with two air deflectors that prevent access to the upper Personnel undertaking the various and lower holes of the flange. Coupling for...

  • Page 11: Checks Prior To First Use

    - the standard direction of rotation is clock­ wise as seen from the drive end (phase rotation in order 1 - 2 - 3). For anti-clockwise rotation, swap 2 and 3. - the winding connection corresponds to the site operating voltage (see section 3.3). LEROY-SOMER '"...
  • Page 12 Della 220- 240 (1ph) 3ph 3ph (1ph) W(J)-l3 �----1 - -1-- ----- (L)V(2)-L2 AREP: R180 L3(W) L2{V) L2 => T3 1 L 1 => T2 U(1)-L1 Ill � ln case of reconnection, ensure thatAVR voltage detection is correct! LEROY-SOMER '"...
  • Page 13 220-240 220-240 220-240 SHUNT: R120 U=>T10/N=>T1/N=>N1/V=>n.c. AREP / PMG : R180 L 1 => T1 / L2 => T10 � Voltage LM= 1/2voltage LL � 1 n case of recon nection, ensure thatAVR voltage detection is correct ! LEROY-SOMER '"...

  • Page 14: Commissioning

    The connections inside the terminal box After operational testing, replace all must never be sub j ected to stress due to access panels or covers. cables connected by the user. TheAVRisused to make any adjustments to the machine. LEROY-SOMER '"...

  • Page 15: -Servicing -Maintenance

    • Electrical servicing Commercially-available volatile degreasing After cleaning the alternator, it is essential to agents can be used. check the winding insulation (see sections 3.2 and 4.5). LEROY-SOMER '"...

  • Page 16: Bearings

    - Broken or bent shaft end humming and vibration - Shifting and short-circuit of main field - Fan fractured or coming loose on shaft - lrreparable damage to rotating diodes/ A VR, surge suppressor LEROY-SOMER '"...

  • Page 17: Electrical Faults

    - Faulty AVR to the rated value during and replace any - Main field open circuit or short-circuited ope ration defective components (**) Warning : The AVR internai protection may eut in (overload lost connection. short circuit). LEROY-SOMER '"...
  • Page 18 ,.f"' box to check that the connections are fullytightened. Variac 220V 1) Stop the unit, disconnect and isolate the AVR wires. 2) There are two ways of creating an assembly with separate excitation. LEROY-SOMER '"...

  • Page 19: Dismantling, Reassembly

    -1 T20 and T30 TORX bit - 1 puller (U35)/(U32/350) • Boit tightening torque See section 5.4. • Access to diodes - Remove the air intake grille [51 ]. - Check all 3 modules using an ohmmeter or a battery lamp. LEROY-SOMER '"...

  • Page 20: Installation & Maintenance Of The Pmg

    - Remove the revolving field coil (rotor) and place on special V-shaped supports. NOTE: If intervention is required on the revolving field coil (rewinding, replacement of components), the rotor assembly must be rebalanced. LEROY-SOMER '"...

  • Page 21: Table Of Characteristics

    0.008 3.43 12.94 0.459 Dedicated single-phase M: 4-pole SHUNT excitation 4-wire Resistances at 20 °c (0) - Series connection Type UN stator Rotor Field coil Armature 0.024 2.35 11.65 0.423 0.019 2.64 12.94 0.459 0.014 3.15 12.94 0.459 LEROY-SOMER '"...
  • Page 22 0.365 0.575 Dedicated single- phase Ml: SHUNT 4- wire 0.308 0.480 0.417 0.611 Type LIN stator Rotor � After operational testing, it is essential to replace all access panels or covers. Don't forget the boit (29) earth continuity. LEROY-SOMER '"...

  • Page 23: Spare Parts

    To ensure correct operation and the safety of our machines, we recommend the use of original manufacturer spare parts. ln the event of failure to comply with this advice, the manufacturer cannot be held responsible for any damage. LEROY-SOMER '"...

  • Page 24: Exploded View, Parts List And Tightening Torque

    5876 en - 2020.01 / a TALA44 Low Voltage Alternators - 4 pole 5.4 - Exploded view, parts list and tightening torque • Single bearing, SHUNT or AREP ' Çl ---=-==---- - - -- ----,. .. \ ·.., � � �,�/ LEROY-SOMER '"...
  • Page 25 Non drive end (NOE) Coupling dises shield Tie rod Fixing bolts Plastic cover Spacer shims Diode bridge Terminal box lid assembly Surge suppressor Terminal box bolts (+ PCB) Air intake guard O ring seal Non drive end (NOE) bearing LEROY-SOMER '"...

  • Page 26: Disposai And Recycling Instructions

    - major plastic components, such as the terminal box structure on some products. These components are usually marked with plastic type information. Ali materials listed above need special treatment separate waste from reclaimable material and should be handed to specialized disposai companies. LEROY-SOMER '"...
  • Page 28 LEROY-SOM ER www.leroy-somer.com/epg Linkedin.com/company/leroy-somer Twitter. com/E PG _ Alternators Facebook.com/LeroySomer. EPG YouTube.com/LeroySomerOfficiel _,._'\Il for dreams 5876 en - 2020. 01 / a...

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