busbar adapter 60 mm sys. UL 508, busbar system 60 mm, bar thickness: TT profile, UL rating 240-600 V/540A, can be used in spring circuits, for 3VL circuit breakers with pipe contacting, for cable outlet top/bottom, adapter length 296 mm adapter width 140 mm for VL400 UL, JG-frame, for VL400X UL, LG-frame