Engineering Consultancy Services for Sheikh Mohammed Bin Rashid Solar Park (MBRSOLAR) 400/132kV Substation and Associated 400kV OHL Works, Dubai

Dubai Electricity and Water Authority (DEWA) who owns and operates a large power network in Dubai, constructed a new 400/132kV Substation in Sheikh Mohammed Bin Rashid Solar Park area aimed for connection of the new solar generating plants in Solar Park complex that will be designed, built and operated by IPP.

The project included construciton of new 400/132kV MBRSOLAR Substation, modification in the existing remote end 400/132kV Substations and connecting 400kV OHL Line-In-Line-Out (LILO).

MBRSOLAR 400/132kV Substation consists of 14 nos 400kV GIS bays, 4 nos Interbus-transformers (ICTs) 400/132kV, 505MVA, 30 nos 132kV GIS Bays, 4 nos of Shunt reactors 132kV, 30MVA, with tariff metering for IPP Solar Park generating plants at both 400kV and 132kV level, 400kV OHL connections includes  5.6 km OH lines (1.4km per each of two double circuits route) as line-in-line-out (LILO) connection to the existing 400kV OHLs.

The scope of Consultancy Services included preparation of tender documents, tender evaluation, project management and monitoring, attendance of factory acceptance tests for equipment, site supervision and warranty services.

Services provided

  • Tender documents preparation and verification
  • Clarifications to queries raised by tenderers (EPC contractors) during tendering stage
  • Technical evaluation of received bids and preparation of Technical evaluation report
  • Commercial Evaluation of received bids and preparation of commercial evaluation report and final recommendations
  • Tender negotiations and assistance in contract award
  • Review of respective contract documents and preparation of Contract Agreement ;
  • Review and Approval of Contractor’s documentation (including design, material and method statement approval, etc.)
  • Project Management (including but not limited to overall project management, schedule controlling, progress monitoring, interface management and controlling, certification of payments to Contractors, etc)
  • Site Supervision of site construction activities, testing and witnessing the tests by contractor on all equipment during and after the construction
  • FATs in the manufacturers’ facilities
  • Supervision of the commissioning and subsequent warranty period services of all electrical, civil, electromechanical and other works comprising 400/132kV Substations, Power Cables, OHL LILOs and confirmation of compliance with the EPC contract as applicable to each consultancy package
  • Review and Approval of contractor’s As-Built Drawings
  • Warranty Period Services

Technical data

  • 11 + 3 Bays in 400kV GIS
  • 3 + 1 505MVA Transformers 400/132kV
  • 21 + 9 Bays in 132kV GIS
  • 0+4 132kV, 30MVA Shunt Reactors
  • 5.6km of 400kV OH Line-In-Line-Out



Dubai Electricity & Water Authority (DEWA)