2x4MW Battery Energy Storage System


ADWEA (Abu Dhabi Water & Electricity Authority)

Role of BUTEC

Main contractor


August 2009


December 2010

Scope of Work

EPC including the following:

  • New BESS buildings complete with MEP works
  • Trenching & cabling between main substation & BESS building
  • Integration of BESS and associated systems
  • Lightning protection and earthing
  • 2 auxiliary transformers, dry type, 11/0.41 kV, 1,500 kVA

Project Description

2 units (concrete and steel pre-engineered buildings), 4 MW each, at the following substations:

  • HTCO 132/11 kV primary grid substation (E25)
  • Port 132/11 kV primary grid substation (E14)