unibar M, 250A, cable end feed with cable grommet (for multi-conductor cables). Cable end feed box without terminal block for installation on a 5-pole busbar system for a type-tested low-voltage switchgear assembly in accordance with IEC/EN 61439-1 and -6. Feed box consisting of sheet steel box (galvanized and painted), cable bushings and connection bolts. A busbar connection is built into the feed box with the option of connecting a cable. Note: The position of the PE connection cable can be changed.