IG-247-EN version 02; 08/12/2020
19
General instructions
cms
.21
Installation
5.5. Cable access and sealing
Fitted in the bottom of the enclosure, below ground, the
cms
.21 has 18 blanked holes for piped conduits of up
to Ø200 mm and 8 blanked holes of Ø50 mm for access
of the exterior earthing network or other conduits. The
4 lower blanked holes (mark 6 of Figure 5.7) are set out
500 mm from the front of the enclosure, separated from
each other by 450 mm, laid out symmetrically in the
longitudinal direction of the enclosure.
1
6 Ø200 mm front blanked holes
2
4 Ø50 mm front blanked holes
3
2 Ø200 mm side blanked holes
4
6 Ø200 mm rear blanked holes
5
4 Ø50 mm rear blanked holes
6
4 Ø200 mm lower blanked holes
Figure 5.7.
Blanked holes available for medium voltage cable transits
5.5.1. Opening cable transits
1.
The blanked holes are supplied blanked out. Proceed
to open by banging from inside to out with a hammer
and chisel.
Figure 5.8.
Opening blanked holes
