PROTECTION TYPE CONNECTION APPARATUS SYSTEM OF UNDERGROUND DISTRIBUTION LINE

摘要

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a protection connection system for an underground distribution line, and more particularly, to a system for protecting an underground distribution line from an underground distribution, Thereby enabling the external space efficiency of the underground ship to be increased. Also, by inserting the underground line inserting hole into which the underground distribution line is inserted, it is possible to prevent the coating of the underground distribution line line from hardening by moisture, To an underground distribution line protected connection device system.