Generators & Turbines

Generator Assessment Process – GAP4

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a solution to lifetime assessment of large generators

GAP4 is performed with the generator rotor threaded-out and during a 5 – 7 days (excluding disassembly and reassembly) major inspection of turbine. The work performed is complete testing and inspection.

The benefit you get

  • Benefits of GAP1 and GAP2
  • Perform tests on stator, rotor, exciter and accessories as accessible
  • NDT and mechanical checks
  • Assess future maintenance requirements based on trend analysis
  • Condition assessment in a scale of 0 – 10
  • Report in pdf format by e-mail


Just send an e-mail to for more information on GAP4


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