Kit, universN, 300x500mm for manual load changeover switch, 125 - 400 A. Distribution interior system univers N kits according to DIN EN 61439-1+2 or 0660-600-1+2, internal grid according to DIN 43870. For the construction of a type-tested switchgear combination up to 2500A, rated voltage 3AC-690 V / 50Hz. Sealable contact protection covers reinforced with gas pressure process with four quick-release bolts and fastening towers each as standard.