All-current-sensitive residual current circuit breaker type B+, 4-pin, 63 A, 30 mA, 10 kA. Protects against smooth DC and AC residual currents up to 100 kHz, tripping up to 20 kHz below 420 mA. Installation to DIN VDE 0100-410, 0100-530. BI-Connect terminals, blue test button, residual current display, operating display, rail mounting slide, labelling on the device.