Kit, univ.N, 300x250mm D-fuse busbar system 60/3-pole horizontal. Distribution internal system univers N kits according to DIN EN 61439-1+2 or 0660-600-1+2, internal grid according to DIN 43870. For setting up a type-tested switchgear combination up to 2500A, rated voltage 3AC-690 V /50Hz. Sealable contact protection covers reinforced by means of an internal gas pressure process with four quick-release bolts and fastening towers each as standard.