Siemens 5SU1646-7FP06 RCBO 4P 6A C-Char 300mA Type A. RCBO, 6 kA, 4P Type A, 300mA, C-Char, In: 6A Un: 400V. It belongs to RCBOs. Recorded manufacturer technical characteristics include Poles: 4P; RCD type: A; Trip curve: C; Rated current: 6 A; Residual current: 300 mA; Breaking capacity: 6 kA.