861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11 137/214
Installation
             
➭ Protect the junction edges of panels without busbar earthing switch with additional sealing 
ledges ① . Tightening torque of the bolts: 12 Nm. Stick a sealing strap ② under the sealing 
ledge.
➭ Attach sealing straps and fasten an angle between an intermediate panel and a panel with 
make-proof busbar earthing switch. Tightening torque: 12 Nm.
Fig. 160: Example: Fastening the sealing ledge on 
the junction edge between two panels
①
Sealing ledge (4 bolts M6x25)
②
Sealing strap
Fig. 161: Example: Fastening an angle between intermediate panels and panels 
with make-proof earthing switches (basic scheme)
①
Angle (2 bolts M6x25)
②
Busbar earthing switch 
③
Sealing strap