Attestation good execution



-Vacuum realization

-Processing oil transformers

-Electric tests (ratio, winding resistance, impedance of short circuits, tangent delta and isolations)
-The electrical tests of commissionning
-The assembly, the realization of empty, the filling
-The electrical tests of primary and secondary injections.
-The dielectric tests of medium voltage cables
Tests of generator and transformer protection panels
-The tests on power transformers (racking and excitation)
- The dielectric tests of the cables and sheaths bar rods.