Panel de alumbrado P1 480Y/277V, Trifásico, 4 hilos, 42 circuitos Red convertible (Terminales principales o interruptor principal) 400 A Bus principal, cobre
https://mall.industry.siemens.com/mall/es/MX/Catalog/Product/?mlfb=MX2%3aP1E42MC400CTS&SiepCountryCode=MX