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46 Electrical installation
Connecting the communication and auxiliary cabling
(Optional)
See the following drawings:
•
Auxiliary cabinet drawing—3AES-PVS-100/120-MVS-14-DW03
•
Communication cabinet drawing—3AES-PVS-100/120-MVS-15-SL01
•
UPS connection drawing—3AES-PVS-100/120-MVS-16-SP01.
To connect the cabling for auxiliary cabinet, communication and UPS:
1. Remove the cable entry covers.
2. Considering the auxiliary cable sizes and their alignment, drill holes of appropriate sizes
in the cable covers.
3. Install cable glands to ensure that IP protection is established.
4. Lead the cables into the station.
5. Connect the cables to the correct terminal blocks (communication board and auxiliary
service board). Tighten the connections.
6. Fill the cable trenches and seal the cable entries. See chapter
installation (page
49).
Connecting the power grid cabling to the MV switchgear
See the MV switchgear manual and the wiring diagrams that is delivered with the MVS.
1. Remove the cable entry covers.
2. Lead the cables into the MVS and seal the cable entries.
3. Terminate the cables according to the cable manufacturer instructions. Connect the
cables to the MV switchgear. The standard cable termination (see figure below) installed
in MV switchgear is of interface type C with bolted type 400 series.
Interface C with M16 x 2 metric threads
400 series, I
= 630 A
n
This termination is standard on all modules and for side connections.
Finalizing the
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