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Miniature circuit breaker, 400 V, Icn: 15 kA, 4P, Icu: 25 kA, B-Char,

  1. SIEMENS 5SY7425-6 4230851
Miniature circuit breaker 400 V 15kA, 4-pole, B, 25A, D=70 mm The miniature circuit breaker is the fuse for short-circuit protection. https://www.siemens.com/global/en/home/products/energy/low-voltage/components/sentron-protection-devices/miniature-circuit-breakers.html. Siemens offers a comprehensive portfolio of protection, switching, measuring and monitoring devices, distribution systems as well as switches and sockets for safe and efficient electrical infrastructure in buildings and industry.