Canalis KSA. Feed boxes including end cover for 250 A, 400 A. KSA end feed. Installation left + right, nominal current 100 A to 250 A. Magnetic safety switch with integrated evaluation unit for direct control of power contactors consisting of a magnet and a receiver unit. Insensitive to shocks and vibrations as no mechanical components are used. For distribution of medium and large electrical outputs. Sheet steel, RAL 9001. Protection class IP 55. and sprinkler tested. Number of conductors 3L + N + PE.