Windings. All cables, busbars, or conductors used for the windings shall be made from high- quality, high-purity electrolytic copper. The conductor insulation shall be made from high thermal stability, age-resistant paper. The conductors may be lacquer-coated for better mechanical strength. The core and windings set, fully assembled, shall be vacuum-dried to guarantee moisture extraction, and then impregnated and immersed in dielectric oil.
Appears in 2 contracts
Sources: Concession Contract, Concession Contract