The MasterPact is a high-performance circuit breaker frame designed for electrical distribution systems. With current ratings ranging from 1600, it offers robust protection with a breaking capacity of 65kA at 440VAC for both 50Hz and 60Hz frequencies (Icu). This 4-pole circuit breaker features a fixed configuration and is specifically designed without a control unit. Its advanced design and reliable performance make it a suitable choice for ensuring the safety and efficiency of electrical systems.