Refurbishment of 33kV Lines

Key Facts

This project entails refurbishment of 41 km Mohale’s Hoek–Quthing - and 86 km Mazenod to Roma to Thaba—tseka 33 kV lines.

  •  Client Name: Lesotho Electricity Company
  •  Footprint: Restring 127km Hyena ACSR Conductor
  •  Country: Maseru, Lesotho
  •  Budget: ENTER BUDGET
  •  Commissioned: ENTER DATE
  •  Completed: Work In Progress

Project Overview

The refurbishment works involves the supply of and/or execution of the following works:

  • Relocating portions of lines to close to road for ease of maintenance.
  • Change design of some structures.
  • Optimize length of line spans.
  • Change of AAAC conductor to ACSR.
  • Install vibration dampers and weights.

Project Detail

LOT 1: Refurbishment of Mazenod to Roma to Thaba-Tseka 33KV Line:
  • Relocate 7km 33kV line between Mazenod and Roma substations and install ACSR (Hyena) on the newly constructed line
  • Replace 86km AAAC 33kV conductor with ACSR (Hyena) conductor from Molimo-Nthuse to Thaba-Tseka 33/11kV substation.
  • Replace Mantsonyane town fuse switch with 33kV SF6 circuit breaker.
  • Construct 5MVA transformer plinth and bund wall at Thaba-Tseka substation.
  • Install existing 5MVA, 33/11kV transformer on a new plinth at Thaba-Tseka substation.
LOT 2: Refurbishment of Mohale's Hoek to Outhing 33KV Line:
  • Replace 41km AAAC 33kV conductor with ACSR (Hyena) conductor from Molimo-Nthuse to Thaba-Tseka 33/11kV substation.
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