General description
General instructions
cgmcosmos
system
Medium voltage switchgear and control gear, fully insulated in SF
6
gas up to 24 kV with external cable test device
IG-257-EN version 01; 03/02/2016
7
Cable compartment
This is located in the lower front section of the cubicle,
thus allowing front access to the medium voltage cables.
As standard, it is designed to contain up to:
•
2 shielded screw-in terminals (small version)
per phase or one terminal (small version) plus a
surge arrester (small version) with space for the
corresponding incoming power cables.
•
Cable clamps for the medium-voltage cables
•
Earthing bars
Fig. 1.4
Cable compartment
Gas relief compartment
This is located in the lower rear section of the base. In
the event of an internal arc, the gases produced are sent
downwards and to the rear, in functions without IAC rating,
and in no way affecting any persons, cables, or the rest of
the installation switchgear.
Optionally, a chimney can be fitted to the
back of the cubicle through which the gases
are redirected. Consult
Ormazabal
.
1.3.4 Name plate
Fig. 1.5
Example of name plate
.No
Cubicle serial
number*
Type
Ormazabal
cubicle system.
Designation
Cubicle model
Standard
Regulations applied to the equipment
Name
Equipment name
U
r
Equipment rated voltage (kV)
U
p
Lightning impulse withstand voltage (kV)
Unit
Power frequency withstand voltage (kV)
* In the event of incident, the serial number should be quoted to
Ormazabal
Summary of Contents for cgmcosmos-2lv
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