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Projects

Snowy Hydro 2.0 For PBE Rutherford at Kosciuszko National Park

22/33kV Transformer install/build, testing & Commissioning : 22 & 33 kV HV cable install, terminations, testing : NER install, test & Commissioning : Portable Sub Station Testing & Commissioning, Protection Relay programming & testing, HVCB Test & Commissioning : installation earthing system

PBE Project

Termination, Jointing and Testing of a new 66kv 240mm XPLE Feeder for an asset relocation project for a Coal Rail Loader - Muswellbrook

Design of 4.5MVA upgrade at Gunlake Quarries, NSW

Designed customer 22kV overhead network and upgrade for Essential Energy 22kV feeder. Feeder upgrade involved:

  • Augment of 750m of overhead mains in Marulan (8km south of the Quarry)
  • Establishment of voltage regulator at Brayton (2km north of the Quarry)
  • Protection review at the customer connection point in Brayton
  • Upgrade of feeder protection devices at Brayton (8km north of Quarry), Big Hill (10km north) and Greenwich Park (15km north-west) of the project
Liverpool Water Treatment Plant, installation of Kiosk Substation

Addelec upgraded the transformer at the Liverpool Sydney Water treatment plant. The original transformer was removed and replaced with a new kiosk substation.

The whole project was managed by the Addelec team including the sourcing & supply of the transformer. The instillation involved the preparation of the new concrete pad, steel frame manufacturing, HV and LV cabling, and transformer install. Addelec then performed the final testing and commissioning.

South Marsden Park Endeavour Energy 132kv Zone Sub Station Electrical Fit Out

The works at South Marsden Park involved the installation of the outdoor 132kV switchyard which included

  • Five dead tank circuit breakers, 12 disconnectors, two set of three single-phase VTs, four sets of three surge arresters, supply of support structures, overhead bus and droppers
  • 415v and 11kv switchboard installation
  • Installation and termination of 11kV cabling
  • Installation of transformer
  • Supply and installation of protection and control (P&C) panels
  • Installation of dc systems
  • Supply and installation of embedded earthing and lightning protection
  • Lighting installation
  • Pre-commissioning testing and submission of ITPs
  • Three months' attendance of qualified electrical staff during P&C testing and for carrying out any modifications
Latest projects
Emergency Fire Damage Repair

In December 2020 bush fires raged through the Wollondilly area causing major damage including the burning of cables that control the methane plant valves at the Tahmoor mine. Addelec crews worked in difficult conditions to replace all the cables and conduits to return the plant to normal operating conditions.

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