Siemens 5SY6205-7 is a SENTRON two-pole miniature circuit breaker rated for 230/400 V AC, with a nominal current of 0.5 A, a C-curve trip characteristic, and a 6 kA short-circuit breaking capacity. The device is designed for DIN rail mounting in distribution panels and provides overload and short-circuit protection for branch circuits in commercial or residential electrical installations. As part of the 5SY6 family, it is typically used to protect circuits such as lighting, outlets, or control circuits in 400 V systems, and its compact form factor (D = 70 mm) suits compact panel layouts.
