... , Fuse Switch, Fuse Switches, Fuse Base, Fuse Holder, Switch Disconnector. Fuse Switch Disconnector, Isolation Fuse Switch, Fuse Switch, Fuse Switches, Fuse Base ... , Fuse Holder, Switch Disconnector.HR17 series Fuse switch-disconnectors, rated insulating voltage AC690V, rated ... , makes the line to isolate uses. HR17 Series Fuse Switch Disconnector