• Preparing detailed geotechnical investigations necessary for the design and construction of all relevant items under the project scope.
• Design and construction of:
» Foundations for outdoor equipment.
» Cable trenches and ducts, pits, tunnels and duct banks.
» Substation perimeter drainage system.
» Embankment boundary works including fencing

• Working on the list of materials dedicated in scope of work, based on electrical & civil design.
• Preparing procurement plan including time, cost and conditions.
• Contacting the main suppliers according to the contract terms to ship all materials which we agreed previously with the end client

• Study and design all drawings related to project which
includes:
» Layout drawings.
» Single line diagrams.
» Electrical diagrams for all bays.
» Cable list & cable connections.
» Aux system (AC & DC supply)
» Protection and control panels layouts (2D/3D)
• DCS configuration which includes:
» Architecture.
» SWGRs control, indications, alarms and interlocking.
» Data archiving.
» IEDs mentoring and acquisition.
» Tap position indication & control.
» Synchro check, measurements, GPS, printing, …

• Protection Study
» Studying the protection philosophy requested by the clients.
» Selecting the protection devices in cooperation with the relays’ manufacturers, and making them
comply with the needed protection and control functions.
» Applying the technical features of the protection relays in the schematic drawings.
» Preparing the selectivity study of the over current protection
» Assignment of logic inputs/outputs of the relays.
» Setting files creation and validation.
» Testing and commissioning the protection relays.

• Panels assembly is done by our sister company RABBAT Electric, Which is a stand-alone company has its own factory submits assembling and testing facilities for:
» Control and protection panels for MV& HV substations.
» Electrical panels for LV applications.
» Assembling and testing the DCS panels.
• Testing panels in two stages:
» Offline test to be sure of all connections inside the panels.
» Online test with special test equipment which Includes injection box for CT & VT.

We already Erected AIS /GIS Substations, below you will find some (but not all) activities for this Topics :

» Up to 400 KV Air insulated Substation.
» Steel structure assembly and Erection.
» Installation of high voltage of outdoor/Indoor electrical equipment
» 400/132 kV GIS (Gas Insulated Substations)» 400 kV GIB Installation.
» Earthing system.
» HV Power cables laying and terminations.
» Installation of AC/DC Cubicles Supplies.
» Installation of control and protection panels.
» Low voltage cables laying and terminations.
» Power transformer erections.

Includes, but not limited to:
• Point to point test.
• Functional test
• Commissioning
» DCS ( Digital Control System ) test.
» Protection test.
» HV (CT, VT, surge arrester,…) test.
» Power transformer test.
» Telecom test.
» Training the final customers how to exploit the protection & DCS system effectively.

We provide the operation and maintenance services by our superior team’s knowledge and experience;
additionally we present periodically visits, aiming to reach to customer satisfaction, which will bring more
revenues for the organization.