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GENERAL INSTRUCTIONS FOR
CMS-17
SWITCHING AND BREAKING SUBSTATION
IG-178-GB
version 01
11.08.2011
5.1. REPLACING THE ELECTRICAL EQUIPMENT
The electrical equipment in the
CMS-17
Switching and Breaking Substation is replaced using
the following procedures:
a)
Open the doors to access the electrical
equipment. The doors incorporate a system
for locking them at 90º and 180º. To unlock
the system, pull upward on the rod (a) and
open the corresponding door.
b)
Disconnect the power to the Electrical Equipment, switching the MV switchgear unit to
the earthing position
[3]
.
c)
Disconnect the inner earth cable (a) that connects the cover and body of the
CMS-17
.
[
3
]
Refer to the IG-078 General Instructions document for the
CGMCOSMOS
cubicle system, located in the
CMS-17
Switching and Breaking Substation document holder.
Figure 5.2: Disconnection of the earth cable for the cover
TIRAR
Figure 5.1: Opening and closing the door
(a)
(a)
