Siemens NXAIR Operating Instructions Manual page 208

Operating the busbar connection panel type I
Replacing protection fuse-links for rated voltage 17.5 kV
Fig. 369: Withdrawable metering part, taken
Remove the upper and lower bolt M8x12 with washer 8.4 mm completely from the three
insulating covers.
Keep the 3 insulating covers, 6 bolts and 6 washers 8.4 mm for later reuse.
Pull the lower end of the protection fuse-link off the clamp by means of a screwdriver.
Pull the upper end of the protection fuse-link off the clamp and remove the protection
fuse-link.
Fig. 370: Insulating cover
208
out of the panel
Fig. 371: Use of a
removed
NXAIR / ≤ 40 kA
1
2
3
4
(1) Removable protection fuse-link
(2) Fixed-mounted voltage transformer
(3) Insulating cover
(4) Screwed joint of insulating cover
Fig. 372: Pulling off the
screwdriver fuse-link
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