Usoro SBK/sG nke usoro atọ nke transformer akọrọ na-emetụta AC 50/60Hz, voltaji 1000V na n'okpuru sekit, ọ bụ obere voltaji zuru oke na ngwaọrụ njikwa nnyefe eletriki nke transformer ike nke usoro atọ. Usoro transformer akọrọ nke usoro atọ a nwere ike ime ụdị mepere emepe na ụdị echekwara, yana obere mfu, obere mkpọtụ, arụmọrụ ọkụ dị mma na enweghị mmetọ wdg.
