Siemens 8DA10 Series Installation And Operating Instructions Manual page 93

Assembling the
kinematic system
Fig. 103: Operating shafts at the busbar housings
Fig. 104: Fixing of operating shafts
at the busbar housing
861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11
Installing disconnectable busbar components
When disconnectable busbar components such as voltage transformers with fuses must be
mounted, the kinematic system has to be assembled first.
➭ The operating shaft with coupling rods ① at the upper row of busbar housings and the
operating shaft ② at the lower row of busbar housings have been pre-assembled at the
factory.
➭ Interconnect the upper operating shaft ② and the lower operating shaft ④ by means of a
double coupling rod ③ .
,
② ④
① Bearing plate for fixing the operating shaft at the busbar housing
②
Operating shaft for upper busbar housing
③ Double coupling rod, interconnects upper and lower operating shaft
④ Operating shaft for lower busbar housing
⑤
Busbar housing (lower row)
⑥
Earthing lug
⑦ Busbar housing (upper row)
①
Operating shaft with coupling rod for
upper row of busbar housings
②
Operating shaft for lower row of
busbar housings
Installation
93/214