Contracting SBU

Electrical Substations and Transmission Lines

AHEC has been actively involved in Turnkey Project Execution of Power Stations, Sub-stations, Transmission and Distribution Networks. The key clients include erstwhile Ministry of Housing, Electricity and Water (MHEW) Oman, Oman Electricity Transmission Company (OETC), Petroleum Development Oman (PDO). AHEC has grown extensively in terms of nature of work and expertise and today has experience in executing projects from LV works upto 220 kV on EPC basis.

The electrical activities in the Oil, Gas & Petrochemicals as well as Power Stations in Oman have widened the horizon for AHEC. Besides the above, AHEC carries out specialized works such as SCADA, GIS, Sub-Station Control Systems, Control and Instrumentation for various clients.

Dubai Land II 400/132 kV Substation

Customer: Siemens /DEWA
Location: Dubai, UAE
Year of Award: 2009

Project Synopsis: Site Preparation, Control and SCADA Building, 400 & 132kV GIS Building, Power Transformer Compounds, Reactor Compounds, Oil/Water Collection Tanks, Fire Pump Houses, Aux. Transformer and Ring Main Unit Rooms, Small Power & Lighting Works, Cable Trenches, Cable Ducting, Pipe Trenches, External Works (Roads, Paving, Boundary Walls, etc.), Water supply and Storage Systems & Sewerage system with septic tanks and soak away pits.

132 kV Overhead Transmission Line

Customer: Petroleum Development Oman
Location: Fahud - Lekhwair, North Oman
Year of Award: 2005

Project Scope: Extension of 2 X 132 kv Sub-Station, Modification of SCADA and PRDAS System at Yibal Control Room, 3.2 km 33 kV Cabling, 450 km (Fahud – Lekhwair) 132 kV Overhead Transmission Line of Single ELM Conductor on Wooden Poles

Powerline Interconnection between Oman and UAE

Customer: Oman Electricity Transmission Company

Location: Al-Buraimi, Oman
Year of Award: 2004

Project Scope: EPC of 220 kV Gas Insulated Indoor Sub-Station, 132 kV Outdoor Sub-Station, 33 kV Outdoor Sub-Station, 2 X 125 MVA 132/33 kV Transformer, 2 X 315 MVA 220/132/33 kv Auto Transformers, 50 km of 220 kV Overhead Transmission Line and associated Control, Protection And Telecommunication System

Achievement: First Project interconnecting Power Grids of Oman and UAE

132 kV North Oman Power Transmission Project

Customer: Ministry of Housing, Electricity and Water, Oman
JV Partner:: Jyoti Structure Ltd., India
Locations: Muscat - Sur including Izki, Mudhaibi, Mudharib, Al Kamil, B. B. Ali, B. B. Hassan
Year of Award: 2000

Project Synopsis: Largest Power Transmission Project of Oman connecting Grid Sub-stations of North Oman

Project Scope: EPC of 310 km of 132 kV Overhead Transmission line, 5 X 132/33/11 kV Grid Sub-station, 3 X 33/11 kV Primary Substation, 6 X 125 MVA + 2 X 63 MVA + 14 X 20 MVA Transformers, 11.5 MVAR Capacitor Bank and Modification of 132/33 kV Sub-station

Reinforcement of 132 kV Transmission System

Customer: Ministry of Housing, Electricity and Water, Oman
Location: Dahirah Region, Oman
Year of Award: 1999

Project Scope: EPC of 100 km of 132 kV Overhead Line (Dank-Haffit Junction and Buraimi – Wasit), 45 km of 33 kV Overhead Line (Haffit–Surub) and Line Bay Extensions at Dank, Buraimi and Wasit Sub-stations and related Instrumentation with SCADA on EPC basis