Status of the renovation of the electrical network in Point 18

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Status of the renovation of the electrical
network in Point 18

• A. Vairo ST/EL-NP

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Point 18
SE18
SD18
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Future power requirements (Installed power)

• SM 18 SH18, SW18 Machine 13600 kVA
• G.S. 2000 kVA

• SHM 18 Machine 10370 kVA
• G.S. 435 kVA

• SD 18 G.S. 515 kVA

• SMA 18 G.S. 170 kVA

• Total power installed 27 MVA

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Future general layout
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Layout for SE18 substation
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Interventions executed

• Civil engineering works new section.

• False floor and cable trays new section

• Control and auxiliary cabling new section (60)

• Set up provisional feeding GS SM18

• Provisional feeding and installation SD18

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Unforeseen problems

• Delivery of equipment (rectifiers, 48Vdc
  switchboard)

• Slow feedback from JV Ansaldo

• Civil engineering modifications.

• Alarms terminal boards displacement

• Supplies of cables for provisional installations.

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Next steps in SE 18

• Dismantling old section (11-20 Dec )

• Set up false floor old section ( 20-29 Dec)

• Installation and cabling modified MV switchboard
  ( 03-12.01.2000)

• Installation and cabling LV switchboards

• Test and commissioning

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SE 18 - MV Switchboards EMD1/E18, EMD2/E18
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Future layout for SHM18 substation