Power units


– Reconstruction of chassis and covers

– Maintenance of generators

– Requalification of thermal engines

– Engine and alternator control upgrades

– Replacement of automation cabinets – specific functions

  • Safety group in compliance with NFE37312
  • Coupling between generators, low voltage or high voltage
  • Coupling to the network (fugitive or permanent), coupling on several networks
  • Hot and cold redundancy, degraded operation
  • Emergency operation, EJP, load shedding, clipping, production


– Engine repair all brands on site or in workshop

  • Replacement or reconditioning of components: turbochargers, injectors, water pumps, injection pumps, cylinder heads, liners, pistons, connecting rods, bearings, starters
  • Work according to manufacturers’ recommendations and service conditions
  • Conditional generator maintenance: adaptation of the maintenance plan to the use
  • Repairs following damage (diagnosis and quotation are free)

– Alternator repair (rewinding)

– On-site load bank tests

We have all the necessary equipment to carry out tests on site:

  • Resistive load banks (capacitive and inductive on particular uses)
  • Circuit breakers
  • Power recorder
  • Tracing table for load impacts

– Re-engineering of equipment

  • Re-engineering of all types of equipment using an internal combustion engine (generator set, motor pump set, compressors, locotractors)
    Identical engine replacement
  • Adaptation of a new type of engine: adaptation of engine mounts, coupling, cooling, exhaust and fuel supply systems


– Preventive maintenance

Elaboration of the services according to the manufacturers’ prescriptions and the conditions of use.

The list of control points of the operations and the periodicity is established engine by engine and visit by visit for a perfect adaptation to the needs

  • Replacement of the engine filtration
  • Fleet monitoring (oil and coolant analysis)
  • Adjustment of rocker arm clearances
  • Injector controls
  • Endoscopy
  • Control of alternators (insulation, polarization index, vibratory control, thermography)
  • Control of safety devices
  • CMMS – Posting documents online * – All monitoring documents are accessible online according to the hierarchy of access conditions for the various users:
    • Intervention reports
    • Analysis results
    • Maintenance plan
    • Nomenclature
    • Quotation in progress

– On-call 24 hours a day, 7 days a week

– Remote monitoring