Alternator Services

Alternators and DC Machine Services

We at Voltforge Solutions provide complete overhaul and rewinding services for AC & DC Generators. The categories of DC generator that we cater are alternators for generator sets.

With extensive electrical repair facilities from the latest coil winding machines and VPI facilities to extensive testing capability, Voltforge Solutions is ideally suited to providing the best quality generator repairs ensuring your generators return within the required delivery time with OEM level operating efficiency at economical cost.

Following Services are provided by us:

Wedge mapping and Re-wedging.
Conduct static electrical tests on stator, rotor and exciter windings.
ELCID test on stator.
Inspection and NDT on rotor retaining rings overhauling stator and rotor.
Replacement of bearings and hydrogen seals.
Revision of generator terminals.
General overhauls of any design or type generator stator or rotor.
Testing and condition monitoring.
Minor and major repairs on any design or type of generator exciter stator or rotor.

Comprehensive Care

Specialized Generator Services

Stator Services Includes:

Stator re-winding
Stator core Re-Stacking
End turns Repair
Bar Abrasion Repair
Corona Repair & Suppression
Bolt Tightening
HV bushing change outs
Modifying / Replacement of shaft
Replacement of stator wedges
Upgrading stator insulation systems

Rotor Services Includes:

Rewinding with old and new copper
Rotor Wedge Replacement
Retaining rotor coil ring removal
RR insulation replacement
Winding distortion repair
Low & High speed balancing
Replacement of shaft
Modifying / Replacement of rotor slip rings
Modifying rotor shaft and windings
Upgrading rotor insulation systems

Generator Testing Includes:

Stator DC & AC Electrical Test
Stator Mechanical Test
Stator Core Electrical & Mechanical test
Rotor DC & AC Electrical test
Exciter Test and Inspection
Accessories integrity check

Exciter Maintenance

Exciter Service Includes:

Test and Inspection
Condition evaluation
Repair and refurbish
Rewinding
Diode Integrity Check
Fuse Integrity
Capacity Integrity Check
Collector rings
Bearings
Gas coolers
Carbon brushes
Stator bars
Retaining rings