The Siemens 5SL4350-8CC is a SENTRON 5SL miniature circuit breaker, 3-pole, D-curve, rated 50 A at 400 V AC, with a 10 kA breaking capacity to EN 60898.
Mounting position is unrestricted, so it fits vertical or horizontal bus arrangements. The IP20 rating applies with connected conductors — keep the panel cover on during operation.
Halogen-free and silicon-free construction, sealable for tamper-evident applications. Overvoltage category III, rated for 50 Hz operation. Suitable for residential and infrastructure installations per the manufacturer's designation.