Accessing the connection compartment through the front
338
NXAIR /
≤ 40 kA
110-0134.9 / 14
Remove the connecting elements (3) at the 3 connecting leads from the cable / bar
connections to the insulating bushings for the removable voltage transformers, and store it:
•
3 nuts M8 with contact washers and plain washers (3)
Fig. 627: Bolted joints at the cable connections (central joint covered)
Loosen the 3 connecting leads (4) for the removable voltage transformers from the
cable / bar connections.
Remove the connecting elements from the left and right side of the bushing plate, and store
it:
•
8 bolts
M8x20
with
contact
washers
and
plain
washers
size 8
acc. to ISO 7093 (5)
Loosen the fixing bolts at the lower side of the bushing plate:
•
3 bolts M8x20 with contact washers (6)
Fig. 628: 11 bolted joints on bushing plate
Remove the bushing plate with bushings, and store it.
✓
Access to the connection compartment through the panel front is given.
5
6
