4.3. Minimum installation distances
[5]
For any questions, please ask
Ormazabal
.
[6]
In each case, bear in mind which cable is to be used in the particular facility.
The minimum distances to the walls and roof which must
be maintained in the facility are as follows:
Figure 4.3.
Minimum installation distances
Minimum distances [mm]
Side wall (a)
100
Ceiling (b)
1740 mm high
560
1300 mm high
700
Front clearance (c)
800
Rear wall (d)
Cubicles with classifi cation IAC
AFLR
800
cgmcosmos
-m,
cgmcosmos
-ma,
cgmcosmos
-m-pt and cubicles
with gas relief ducts
0
cgmcosmos
-v and
cgmcosmos
-
2lv cubicles
50
Other functions
100
Table 4.1.
Minimum installation distances
The measurements indicated in the table have been
obtained in accordance with the dimensions of the
test room for the gas insulated modules, in accordance
with Annex AA of Standard IEC 62271-200.
The space required to extend the assembly with an
additional cubicle is 150 mm plus the width of the new
cubicle.
[5]
4.4. Recommended cable connection trenches
Minimum recommended dimensions based on the trench
dimensions used in the tests in accordance with Standard
IEC 62271-200. These dimensions may vary, in accordance
with the radius of curvature of the cables.
[6]
IG-078-EN version 12; 23/04/2020
20
Installation
General Instructions
cgmcosmos
: Medium-voltage cubicles with full insulation
in SF
6
gas up to 24 kV in accordance with IEC Standard
Summary of Contents for velatia cgmcosmos
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