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Upgrading Hidd Substation in Bahrain

The Project

The Electricity and Water Authority (EWA) appointed ESB International to conduct the studies, design, tender evaluation, and supervision of the upgrade of the Integrated Control System (ICS) for Hidd 220 kV Bulk Supply Point substation. 

Our Approach

  • The Challenge
    Design a robust system that is reliable and highly cost-effective.  Assess existing legacy systems to propose the optimum solution whilst planning the ICS upgrade in phases that will minimise disruption to the operation.
  • The Solution
    Delivery of the refurbishment of Substation Telecontrol Gateways. Conducted via, feasibility studies, planning and management material, including detailed technical specifications and procurement procedures.

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What we delivered

  • Hot-Hot Gateways upgrade    
  • Upstream IEC104 Protocol 
  • Downstream IEC61850 Protocol 
  • Fibre cables and PRP network configuration 
  • Human Machine Interface 
  • SDH (WAN) telecommunication 
  • Uninterrupted Power Supply (UPS) 
  • Bay Control Units (BCUs) 
  • Cyber Security 


The Results

  • Reduced the total cost of ownership by diminishing maintenance costs. 
  • Boosted performance, reliability, and efficiency while reducing downtime. 

    What we do

    We offer a comprehensive range of solutions for both public and private clients, right through the life cycle of their projects and the energy value chain.