The Siemens 5SL6625-6BB is a miniature circuit breaker (MCB) rated 400 V with a 6 kA breaking capacity, 3+N poles, B-curve trip characteristic, and 25 A current rating. This is the Italy-market version of the standard 5SL6 series, used for overcurrent and short-circuit protection in final distribution boards and control panels.
Panel integration
The 3+N-pole configuration occupies four modular widths (4 x 18 mm). Terminals accept 1–25 mm² conductor; busbar comb positions align with standard Siemens distribution blocks. Rated insulation voltage 440 V, pollution degree 3.