Page 1
TAL 049 Low Voltage Alternators - 4 pole Installation and maintenance Three-phase 6 and 12-wire...
Page 2
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 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,...
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 1 - RECEIPT 1.4 - Storage Prior to commissioning, machines should 1.1 - Standards and safety be stored : measures - away from humidity (<...
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 2 - TECHNICAL CHARACTERISTICS In order to conform to standard EN 61000- 6-3, EN 61000-6-2, EN 55011, the R791 2.1 - Electrical characteristics interference suppression kit is needed.
Page 6
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole • SHUNT three-phase 12-wire STATOR : 12-wire (T1 to T12 identification) MAIN FIELD EXCITER Armature Exciter field Rotating rectifiers 3 PH black or blue A - D - F yellow...
Page 7
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole • AREP three-phase 6 or 12-wire STATOR: 12-wire (T1 to T12 identification) Auxiliary windings MAIN FIELD EXCITER Armature Exciter field Rotating rectifiers STATOR: 6-wire red or white...
Page 8
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole • PMG three-phase 6 or 12-wire STATOR: 12-wire (T1 to T12 identification) MAIN FIELD EXCITER Armature Exciter field Rotating rectifiers STATOR: 6-wire red or white (T1 to T6 identification)
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 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...
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 3.3 - Terminal connection diagrams There are 2 possible methods for restoring the above minimum values. To modify the connection, change the a) Dry out the machine for 24 hours in a position of the stator cables on the terminals.
Page 11
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole • SHUNT three-phase 6-wire Connection codes Factory connection OUTPUTS TO THE RIGHT OUTPUTS TO THE LEFT R150 L1(U) W(3) L3 W(3) L3 Star V(2) L2...
Page 12
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole • SHUNT, AREP or PMG three-phase 12-wire OPTIONAL: STANDARD: Connection codes Voltage / Detection OUTPUTS TO THE RIGHT OUTPUTS TO THE LEFT 50 Hz 60 Hz Wind.
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 3.4 - Commissioning • Connection checks Electrical installations must comply with the current legislation in force in the The machine can only be started up and country of use.
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 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.
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 4.3 - Bearings The bearings are permanently greased Approximate life of the grease (depending on use) = 20,000 hours or 3 years. 4.4 - Mechanical defects Fault Action...
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 4.5 - 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 17
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 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.
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 4.6 - Dismantling, reassembly • Access to connections and the regulation system WARNING Access directly by removing the box lid (48). During warranty period,...
Page 19
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 78 36 Threaded rod Dowel Rotor WARNING NDE shield When dismantling the rotor involves changing parts or rewinding, the rotor - Fit the thrust bearing screws (78), remove must be rebalanced.
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 4.7 - Installation and maintenance of • Three-phase: 4-pole the PMG AREP excitation 6 and 12-wire The PMG reference is PMG 8. Resistances at 20 °C (Ω) See the PMG manual ref : 4211.
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 5 - SPARE PARTS 5.1 - First maintenance parts Emergency repair kits are available as an option. After operational testing, it is essential to They contain the following items: replace all access panels or covers.
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole 5.4 - Exploded view, parts list and tightening torque • Single bearing, SHUNT or AREP...
Page 23
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole Screw Torque Screw Torque Ref. Qty Description Ref. Qty Description Ø Ø Stator assembly Diode support ring Rotor assembly Terminal block Isolator Lifting eye Current transformer...
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole Disposal and recycling instructions The oil and grease from the lubrication system should be considered as a hazardous We are committed to limit the environmental waste and has to be handled according to impact of our activity.
Page 25
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole Declaration of EC 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 26
Installation and maintenance Electric Power Generation 5379 en - 2017.09 / f TAL 049 Low Voltage Alternators - 4 pole...
Page 27
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.