Sebaka sa ts’ireletso ea khase ea transformer se kenyelletsa:

1) Multi-phase short circuit ka hare ho transformer.

2) Short -potoloho, matsoelintsoeke le tšepe konokono kapa khetla khutšoanyane potoloho ea transformer

3) Ho hloleha ha tšepe ea mantlha ea transformer.

4) Tlas’a bokaholimo ba oli kapa ho lutla ha oli ea transformer.

5) Khokahano e mpe lipakeng tsa switch ea khokahano kapa welding ea lithapo ha e tiee.