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63 MVA/150 kV - Electrometallurgical Plant PJSC "Dneprospetsstal", Ukraine

Repair and modernization

Work completed:

● Conducting tests to confirm the defect;● Sampling oil for dielectric breakdown and chemical analysis;● Dismantling the conservator, exhaust pipe, gas relay, and temperature alarm for inspection;● Installing plugs, draining oil to the level of the magnetic circuit;● Dismantling the tank cover;● Locating the defect, rectifying the defect;● Inspection, testing, and repair of the tap-changer;● Installing the tank cover;● Bridging the transformer windings through inspection hatches;● Sealing the transformer. Installation of the conservator and other equipment;● Topping up the oil to the specified level, degassing the oil;● Sampling oil for breakdown, chemical analysis, and dissolved gas analysis (DGA);● Performing post-repair tests and measurements of the transformer's insulation characteristics.

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Engineering Bureau

Information

Help and Support

Consultation

© Created by IWA.expert

All rights reserved