The 2CDS253103R0634: This 4-pole miniature circuit breaker carries a C-curve trip characteristic, rated 63 A continuous current on a 440 V insulated system. Breaking capacity stands at 20 kA ultimate (Icu) and 6 kA rated (Icn), suitable for branch circuit protection in distribution panels. Enclosed to IP20 (terminal side) and IP40 (front face), it mounts on a standard DIN rail. Torque the screw terminals to 2.8 Nm.
Mounting and wiring
Mounts to DIN rail; terminals accept bi-directional cylinder lift connectors. Tightening torque is 2.8 Nm max, IP20 at connection area and IP40 front face, for overvoltage category III fixed installation downstream of the main distribution board.