Thecompletedcoreandcoilassembleshallbedriedinvacuumatnotmorethan0 Clause Samples
Thecompletedcoreandcoilassembleshallbedriedinvacuumatnotmorethan0. 5mmofmercuryabsolut epressureandshallbeimmediatelyimpregnatedwithoilafterthedryingprocesstoensuretheelimination ofairandmoisturewithintheinsulation.Vacuummaybeapplied ineithervacuum overor inthetransformertank.
