Download User Manual - RWW Engineering

Contents
General description
3
Feeder/incomer cubicle
3
Incoming/outgoing feeder without VT or with fixed VT
Front panel
Left-hand view
3
3
3
Feeder/incomer cubicle
4
Incoming/outgoing feeder with withdrawable VT
Front panel
Left-hand view
4
4
4
Busbar voltage transformer cubicle
5
Front panel
Left-hand view
5
5
Coupler/riser cubicles with withdrawable VT
6
Front panel
Left-hand view
Left-hand view
6
7
7
Cubicle identification
Front panel removable part
Earthing switch voltage presence
Withdrawable voltage transformer
Symbols
8
8
8
9
9
Basic cubicle
Removable part
9
9
Removable part extraction table
List of accessories supplied with the switchboard
Glossary of abbreviations
10
10
10
Access to interior of the cubicle
11
Access possibilities to the cubicle
Extracting the removable part
Installing the removable part
Access to the MV cable connection compartment
11
12
14
15
Cubicle without voltage transformer
Cubicle with fixed voltage transformer
Cubicle with withdrawable voltage transformer
15
15
16
Installation and operation recommendation
17
Long term switchgear performance
17
Long term switchgear performance in an MV substation depends on
3 main factors
17
Regular operation
17
Schneider Electric services centres
17
Test arrangements
18
Voltage presence on MV cables
Checking phase concordance
MV cable tests
18
18
18
Test conditions
Injecting voltage into MV cable heads
18
18
Operating instructions
20
How to plug in the removable part
How to draw out the removable part
20
21
On a basic cubicle
22
How to close the earthing switch (yellow background front plate)22
Schneider Electric
51226360F0 - REV. C0 - 1