As a part of its main business activity – revisions, repairs and measurements of selected electrical equipment – the company TRAFOP-CZ, Ltd. offers the following assembly works:
Transporty transformátorů všech výkonů, jak železniční, tak automobilovou dopravou
Transports of transformers of all loads both by road and by train
Revisions and repairs of the accessory on the equipment (transformer) – re-sealing of bushings, the gas relay, the conserver with an oil gauge, thermometers, and of the wiring on the device
Replacement and modernization of the transformer accessory (AKM thermometers, flowmeters Qualitrol, pumps, radiator valves, bushings, conservers, and etc.)
Revisions and repairs of on-load tap changers, replacement of defunct or damaged parts or of the whole tap changer
Revisions and repairs of the motor drive of tap changers or its replacement
Resealing of the dividing plane of the transformer vessel or, if required by the operator, its welding
Resealing of handholes and armatures on the vessel
Resealing or replacement of all valves on the piping
Unwrapping of the magnetic circuit, repairing of the old winding, or ordering the manufacture of a new winding and its replacement
Inspection of axial play of the winding, upper and lower structures, wedging or tightening of the winding
Re-insulating of all taps
Revision and repairing of fan electromotors including the electric wiring
Reconstruction of the whole transformer cooling system
Revision of the air dryer tank including the silica-gel filling replacement, installation of double dryers
Removal of mechanical impurities and degreasing of the transformer surface using a WAP cleaner
Surface treatment of the transformer – anti-corrosion base painting and top painting with the paint RAL9006 silver aluminium
Securing of hermetic sealing of the transformer
Flooding the transformer vessel with the oil filling in vacuum
Electrical measurement of the transformer
Electrical measurement of auxiliary circuits and insulation states of the accessory
Functional inspection of all transformer components, their communication with the control room
Securing of measurement by contract – transformer diagnosis (electrical measurement + analysis of the transformer oil filling)