annual report - Tenaga Nasional Berhad

Major Projects DivisionUnder the 9 Malaysia Plan, the Federal Government had allocated RM600 million to implement 23 projectsto strengthen electricity supply mainly the transmission and distribution system in Sabah as follows:-No. Projects Status Remarks1 Extension from 132/66 kV InanamPMU to the proposed 132/33 kVMinintod PMUTransmission Line:89% completedSubstation:97% completedInanam PMU extension:12% completedOn-going2 Proposed new 132/33 kV UnggunPMU (formerly known as PMUNaval Base)Project start: June 2008Progress: 10%On-going3 Additional 132/11 kV; 1 x 20/30MVA Transformer at Lahad DatuPMUProject start: May 2008Progress: 8%The SCADA portion willbe tested once the datafreezing is lifted4 Additional 132/33 kV; 1 x 45MVA Transformer at Sandakanand Tawau PMUProject start: May 2008Progress: 8%On-going5 132 kV Kota Kinabalu Outer RingPhase 1 from Northern TownPMU to the new Kepayan PMUCommissioned on21 August 2008—6 132 kV Kota Kinabalu Outer RingPhase 2 from the new KepayanPMU to the new Lok Kawi PMUProject start: March 2008Progress: 10%On-going7 Proposed 132 kV Alam MesraPMU; 2 x 800mm 2 XLPE cu,132 kV from UMS PMUProject start: August 2007Progress: 90%On-going. First PMU to usethe Compact Air InsulatedSystem (CAIS)8 Sabah East West GridInterconnectionCommissioned on 28 July2007On average transfers70-90 MW of power fromthe West Coast to the EastCoast daily9 33 kV Overhead lines from Sookto new 33/11 kV Nabawan PPU10 33 kV Underground cable fromPMU Kepayan to PPU KKIA &MAB Kota Kinabalu11 33 kV Underground Cable fromPMU Kepayan & PMU Minintodto PPU Star City, Kota KinabaluCommissioned on11 December 2007Cable laying had beencompleted and initiallyenergised at 11 kVCable route had beenchanged due to therequirement of the authoritiesNabawan Rural PowerStation had beendecommissioned and allloads had been transferredto the new PPUCircuits will be transferredto the new 33 kV swithgearsat the Kepayan PMU instages. The PPU buildingprogress is 75%On-going. Cabling workprogress is 60%. The PPUbuilding had commenced inOctober 2008.[ Tenaga Nasional Berhad ] [ Annual Report 2008 ]109