ABB VersaRupter Installation, Operation And Maintanance Manual - page 42
VersaRupter MV Indoor Switch | Installation and Operation Manual
42
Installing the A-mechanism
Ensure that the VersaRupter is in the open position.
1. The jack shaft should appear as in figure 99 when
looking at it from the right side, where the mechanism
will be installed.
2. Place the mechanism up against the frame of the Ver-
saRupter while sliding the jack shaft connection point
in figure 100, into the jack shaft and the studs into the
mounting holes of the frame. The jack shaft may need
to be wiggled for the mechanism to engage.
3. Secure the mechanism with the provided nuts and
washers in figures 101 and 102. Tighten nuts to 25 Nm
using a 13 mm socket.
4. Check that the mechanism properly opens and closes
the VersaRupter.
Figure 99
Figure 100
Figure 101
Figure 102
These operations must be carried out by
specialists only! Improper installation may
result in serious injury or death.