Because there are branches located close to high-voltage electricity line. And there are some defective point device. So there is no need to cut the high-voltage electric current to ensure stability during the ceremony of diplomas.
The branches are located near high-voltage power line and has some defects , it is necessary to cut the high-voltage system to provide stability during the Graduation Ceremony.
Due to a branch near the high voltage cable.And equipment at some point defects.Therefore, it is necessary to cut the electricity high voltage to make the system stability during the ceremony the ราชท work degrees