Kit, universN, 450x500mm, for circuit breakers 800/1000 A. Distribution board interior installation 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 as standard, each with four quick-release bolts and fastening towers.