Electrical Field Services
Scope:
MRC’s Field Services Division provides prompt and expert-level on-site support across Saudi Arabia.
Available Services:
- 24/7 emergency response and troubleshooting
- Scheduled maintenance and shutdown services
- Testing of relays, transformers, CT/VTs, and switchgear
- Hi-Pot testing of power cables and busbars
- Thermography and predictive diagnostics
- Power quality analysis and load studies
Strengths:
- Nationwide coverage with mobile test equipment
- Multilingual, safety-trained engineers
- Real-time reporting and documentation
Design and Engineering
MRC provides Design and Engineering Consultancy Services with deep expertise in electrical power systems for high voltage energy transmission substations and power distribution substations. Our engineering division supports both greenfield and brownfield projects and adheres strictly to international and local standards (IEC, IEEE, SEC, SASO, etc.).
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1. Protection Design Section
We offer comprehensive protection system engineering tailored to utility and industrial standards.
Our deliverables include:
? Base Design Services:
- Substation Operational Single Line Diagram (SLD)
- Protection Logic Diagram (PLD)
- CT/VT adequacy calculation
- BOQ for Power & Control Cables
- Interlocking Schemes
- Alarm systems point lists for conventional substations (SCADA, SOE, TFR, ANN)
- SAS point list for IEC-61850-based substations
Detail Design Services:
- Review of vendor packages for:
- Protection panels (Line, Transformer, BC, BS, BB, MV SWGR, Capacitor Banks)
- Control panels (ABTS, ACCS, AVR, SAS, DFR, SCADA)
- Transformer protection and OLTC control schemes
- Engineering interfacing: incorporate approved vendor drawings with project-specific modifications
- Protection Relay Setting Calculations
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2. As-Built Submittals
MRC prepares precise As-Built drawings based on red-marked site copies, in full compliance with client standards. Our engineering team ensures:
- Accurate reflection of installed systems
- Cross-checks with QA/QC redlines
- Finalized CAD submittals per documentation control protocols
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3. Electrical Design Section
We deliver complete electrical design packages for HV transmission and distribution substations, including:
Electrical Design Drawings:
- Equipment layout
- Cable tray layout
- Earthing system
- Lighting and small power
- Auxiliary power systems
Electrical Calculations:
- Short circuit studies
- Load flow and demand calculations
- Transformer sizing
- Earthing system calculations
Voltage drop and cable sizing
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