Description

Design and Engineering services for 400/220/132/33kV Gas Insulated Substation (GIS) projects : - 1. Site visit & data collection - Topographical contour survey by DGPS / Total station 2. Geotechnical investigation to determine Soil bearing capacity, Soil resistivity and CBR value 3. Electrical Key SLD 4. Protections & metering SLD 5. Controls, Interlocking, Alarm & Indications schematics 6. Survey drawings, Topographical contour layout 7. Overall site layout plan 8. Switchyard layout plan & elevation 9. GIS Hall Electrical layout plan & elevation 10. All Electrical design calculations such Earthing calculation, DSLP calculation, Load flow and Short circuit calculations, Lighting calculations, MV / LV Cable sizing calculations, Relay setting calculations, Instrument transformer sizing calculations, Short circuit force calculations on Insulators and conductors, 11. Indoor and outdoor Cable trench layout, trench sectional details and cable tray BOM 12. Earthing calculation, layout, BOM and earthing details 13. DSLP calculation and layout drawing 14. Control schematics and terminal plans of Bay marshalling kiosks 15. Cable schedule and interconnection diagram for LV Power and control cables 16. Technical specification of all EHV, HV, LV equipment and materials 17. Lighting calculations by Dialux software, SLD, layout and BOM 18. Bill of materials for cables and cabling accessories like cable glands and lugs 19. Short circuit force calculation for strung bus and rigid tubular bus 20. Fault level calculation by ETAP 21. CT & VT sizing calculations 22. Battery and battery charger sizing calculations 23. Vendor drawing review and approval 24. Architectural layout plan, elevation, BOM of Substation buildings 25. Civil drawings and calculations for gantry tower & equipment support foundations, GIS Hall, cable trenches, culverts, drains, Control bldg., Switchgear buildings, DG room, Store shed, Security room, Switchyard panel room (AC Kiosk), Pump house, Fire water reservoir, Staff quarters, GS structure drawings for gantry towers, beams and equipment supports. 26. SCADA architecture diagram, Input-Output list, BOM, Cable schedule 27. PLCC / F.O communication Block Architecture diagram, Input-Output list, BOM, Cable schedule 28. Schematic diagrams, specifications and BOM for Fire detection and alarm system 29. Drawings for approval of Electrical inspectorate.