Siemens 5SY4310-7 is a 3-pole miniature circuit breaker for 400 V AC systems, part of the SENTRON 5SY4 family. It is rated for 10 A with a C-curve trip characteristic and a short-circuit breaking capacity of 20 kA at 400 V, and it uses DIN-rail mounting with quick-assembly features and mounting in any orientation. The compact unit measures 90 mm high, 54 mm wide and 70 mm deep and weighs about 0.45 kg, designed to protect multi-phase loads in commercial and light-industrial installations.
