Siemens NXAIR Operating Instructions Manual page 209

Push the upper end of the new protection fuse-link into the clamp.
Push the lower end of the new protection fuse-link into the clamp.
Perform replacement with all other fuse-links.
Fasten an insulating cover over each protection fuse-link at the upper and lower fixing point
using a plastic bolt M8x12 and washer 8.4 mm; to do this, turn the M8 bolt into the bolted
joint with simple hand force.
Fig. 373: Pushing the upper
✓
The protection fuse-links have been replaced.
110-0134.9 / 14
Fig. 374: Pushing the lower
end into the clamp
INFORMATION
Final procedure steps
Next, insert the withdrawable metering part / metering truck into the panel.
After closing the high-voltage door the panel can be integrated into the
course of operation again.
NXAIR / ≤ 40 kA
Operating the busbar connection panel type I
end into the clamp
Fig. 375: Installation of
insulating covers
209