This Acti9 SBI fuse holder is a low voltage fuse-disconnector. It is used for industrial applications requiring a high breaking capacity. It has 3P pole, up to 125A rated current, and gG or aM fuse curve with a fuse cartridge type of 22mm x 58mm. it can be mounted on DIN rail for modular installation. The general purpose fuse (gG fuse) provides overload and short-circuit protection. The aM fuse for motor application provides short-circuit protection (protection of loads with a high peak current). it has an IP20 degree of protection on its terminals, becoming IP40 once in modular enclosure. It is equipped with a neon indicator light indicating blowing of the fuse cartridge.