6.3/1500 kVA Full-sealed Distribution Transformer: 1) CTQC,CE,ISO9001,ISO14001 2 ... Low losses 6.3kV/1500 kVA Full-sealed Distribution Transformer•Introduction to Products Its core is made of ... three-phase Full-sealed No-load-tap-changing distribution transformer Rated power(kVA)High Voltage(kV)H. ... ×820200030008004890210020502000820×8202500330011806280233022102150820×820 1500 kVA Distribution Transformer