864-5091.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DB10 • Revision 06
32
Installation of rear walls of switchgear
➭ Fasten the fixing cross members at the retainers and the busbar housings using 2 bolts
M8 x 30 each. Tightening torque: 20 Nm.
ATTENTION
If higher busbar housings with disconnectable feeders to the top are mounted on intermediate
and end panels:
➭ Turn the fixing cross member for installation by 180°.
Fig. 148: Mounting fixing cross members on busbar housings
①
Fixing cross members for right and left end panels
②
The fixing cross member for intermediate panels is identical with the fixing cross member for end
panels. However, the fixing cross member is turned by 180° if a higher busbar housing with a
disconnectable feeder to the top was mounted.
Installation
135/214