- Develop primary design for AIS and GIS substations from concept through detailed engineering.
- Prepare and review Single Line Diagrams (SLDs), General Arrangement (GA) drawings, equipment layouts, sections, elevations, and plot plans.
- Design outdoor switchyards and indoor GIS substations.
- Develop busbar arrangements, conductor layouts, and equipment clearances in accordance with CEA Guideline/IEC/IEEE standards.
Electrical System Design
- Perform engineering calculations for: Power transformer sizing Busbar and conductor sizing
- Earthing (grounding) system design Lightning protection system design
- Cable sizing and routing
- Station service AC/DC systems
- Battery sizing
- Illumination calculations
- Short-circuit withstand checks Busbar force calculations
Equipment Engineering
- Prepare technical specifications and datasheets for: Power Transformers Circuit Breakers Disconnectors &
- Earthing Switches Current Transformers (CTs)
Voltage Transformers (VTs/CVTs) Surge Arresters GIS/AIS equipment Neutral Grounding Equipment Busducts Station Service Transformers HV and MV cables
Engineering Deliverables
- Single Line Diagrams (SLD)
- General Arrangement (GA) Drawings
- Switchyard Layouts
- GIS Building Layouts
- Equipment Foundation Load Inputs
- Cable Trench &
- Cable Tray Layouts
- Busbar Layouts
- Earthing Layouts
- Lightning Protection Layouts
- Bill of Materials (BOM)
- Material Take-Off (MTO)
- Design Reports and Calculations
Technical Review &
- Vendor Coordination
- Review vendor drawings, datasheets, calculations, and GA drawings.