Electrical and Instrumentation Contractor for HV, MV and LV Systems
From transformer installation to final commissioning, FASTEP Arabia delivers complete electrical and instrumentation packages for substations, plants and transmission networks across Saudi Arabia and the Gulf.
- Power transformers installed, aligned & tested up to 500 MVA
- 132 kV and 380 kV Gas Insulated Switchgear (GIS & GIB) capabilities
- Complete diagnostic testing, PD analysis & turnkey commissioning
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Serving Major Utilities, Energy & Industrial Operators
Core Segments Supported
From greenfield developments to tight-turnaround shutdowns, we provide end-to-end technical execution.
New Substation & Plant Packages
Installation of high-capacity transformers, switchgear lineups, busducts, comprehensive cabling networks, and integrated protection systems for greenfield projects.
Brownfield Upgrades
Direct equipment replacement and plant expansions executed safely within energized, live industrial facilities under strict work permit discipline and Aramco standards.
Outage-Window Testing
High-precision advanced diagnostics, relay testing, and final commissioning scheduled meticulously around tight plant turnaround and planned shutdown windows.
High & Medium Voltage Installation
Critical infrastructure demand proven craftsmanship. We provide certified crews for complex power equipment installations.
Power Transformers
Installation, precision core alignment, vacuum filling, oil filtration, and cold/hot testing for transformers up to 500 MVA capacity.
GIS & GIB Systems
Complete erection, gas handling, and commissioning of 132 kV and 380 kV Gas Insulated Switchgear and Gas Insulated Busducts.
Switchgear, RMUs & Breakers
Turnkey integration of medium voltage and low voltage switchgear units, Ring Main Units (RMU), and vacuum/SF6 circuit breakers.
Busduct Systems
Assembly and high-pot testing of Isolated Phase Busduct (IPB) and Non-Segregated Busduct (NSB) assemblies for high-current applications.
Cable & Raceway Systems
Turnkey cable installation, splicing, and termination of HV, MV, and LV power cables along with structured raceway systems engineered to international standards.
- HV, MV & LV Cable Pulling
- Certified Splice Jointing
- Heavy-Duty Ladder Trays
- Industrial Cable Conduits
- Flameproof Cable Glands
- Lugs & Marking Systems
Testing, Diagnostics & Commissioning
In-house specialized testing equipment and certified diagnostic technicians ensuring zero energization failure.
Field Diagnostics & Protection Solutions
We combine advanced computational diagnostics with certified high-voltage test sets to ensure assets operate at peak reliability under industrial operating conditions.
Health Index Calculation
Predictive equipment diagnostic ranking and lifetime remaining assessment calculated through advanced Diag Console modeling.
Partial Discharge Testing
Non-destructive PD testing, acoustic detection, and online insulation diagnostics on transformers, switchgear, and high-voltage cables.
Overhead Line Services
Transmission line signature analysis, live OHL structural/conductor repairs, and installation of aerodynamic bird diverters.
Protection & Commissioning
Relay coordination studies, functional tripping tests, interlock checks, and complete energization sign-off.
Auxiliary & Critical Power Systems Supported:
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