The CARLO GAVAZZI GMB63 series miniature circuit breakers are designed for supplementary or branch circuit protection in a variety of applications requiring 240VAC and 480Y/277VAC voltage. These MCBs offer reliable protection against short circuit and overload conditions, utilizing both bimetallic elements for small overloads and magnetic elements for short circuit protection. Available in 1, 2, and 3 pole configurations with amperage ratings up to 63A, the GMB63 series provides a versatile solution for diverse electrical systems. Terminal options include lug and ring terminals, and a line of accessories is available to complement the breakers.