The Siemens 5SJ6310-6RC is a 3-pole miniature circuit breaker from the 5SJ6 Retail line, rated at 10 A with a B tripping characteristic and a 6 kA breaking capacity.
Panel Integration
The 3-pole form factor occupies three 18 mm module widths. The B characteristic suits it for protecting lighting circuits, socket outlets, and control transformers where the load is mostly resistive or has modest inrush.