etinyere insulator osisi post pigtail na osisi osisi site n’ọnụ ọnụ, biko lee foto dị n’okpuru. ọ bụrụ na ịchọrọ ka onye na -eduzi ya pụọ ​​na osisi karịa 20cm, ọ ka mma iji mkpuchi mkpuchi osisi a, enwere ike ịhazi ogologo osisi insulator pig.

Dị ka ọ na -adịkarị, anyị nwere mkpuchi mkpuchi ihe mkpuchi osisi 25cm na 40cm osisi mkpuchi mkpuchi, anyị nwekwara igwe mkpuchi mkpuchi ihu abụọ, ihe mkpuchi mkpado okpukpu abụọ nwere ike ime ka onye na -eduzi ya pụọ ​​na ibe ya na 80cm.