ABB VersaRupter Installation, Operation And Maintanance Manual

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ABB VersaRupter Installation, Operation And Maintanance Manual Manual pdf 12 page image

VersaRupter MV Indoor Switch | Installation and Operation Manual 12Mounting the Open Fuse Auxiliary SwitchThe open fuse auxiliary switch can only be installed on the A-mechanism and a fuse base equipped with fuse tripping. Thisswitch has two contacts, one normally open and one normallyclosed. It is actuated by the fuse tripping tie rod linkage con-nected to the type CEF fuse base.1. Locate the mounting hole and slot on the side of the A-mechanism with the operating shaft shown in figure 11.2. Bolt the open fuse auxiliary switch to the mounting hole onthe A-mechanism and loosely install the screw hardware toallow the switch to rotate into the slot, pictured in figure12.3. Place the white disk onto the half-moon shaft and rotatethe switch into place as shown in figure 13.4. Rotate the white disk with your finger and mark the holedirectly adjacent to the white roller on the switch asshown in figure 14.Figure 11Figure 12Figure 13Figure 14