• Engineering Consultant for Design, Engineering and Consultancy Services for Extra High Voltage Substations, Transmission Lines, Electrical Balance of Plant (EBOP) of Thermal Power Plants, Large Electrical Systems (HV/MV) of Steel plants, Coal & Iron Handling Plants & Misc. Industries, Electrical System studies using ETAP 2020.

  • Engineering Consultant for Design, Engineering and Consultancy Services for Extra High Voltage Substations, Transmission Lines, Electrical Balance of Plant (EBOP) of Thermal Power Plants, Large Electrical Systems (HV/MV) of Steel plants, Coal & Iron Handling Plants & Misc. Industries, Electrical System studies using ETAP 2020.

Nepal Hydro Power Plant - Detail engineering of Electrical and Civil works of 132kV Switchyard and Powerhouse (Earthing Design only) for Chepe Khola Hydro Power Project (Job entrusted by GH Energy Pvt. Ltd.)

Scope of Services

The scope of work shall include the Consultancy services for preparation of Drawings and Design calculations for the Electrical and structural works for the extension of 1 x 132/33kV Transformer bay at existing Kirtipur Substation to interconnect the Chepe Khola HEPP with the 132kV Grid in Nepal.

A. ELECTRICAL DRAWINGS :
1 ELECTRICAL LAYOUT & ELEVATION, EKD
1.1 132/33kV Switchyard Layout - Plan & Elevation for Transformer bay extension
1.2 132/33kV Switchyard Extension part - Erection key diagram - Plan & Elevation
1.3 Electrical layout with cable trench details of Control Building - Extension part
   
2 CABLE ROUTING, TRAY & TRENCH LAYOUT AND DETAILS
2.1 132/33kV Switchyard Extension part - Outdoor Cable trench layout and sections with BOM of cable trays 
   
3 EARTHING LAYOUT & DETAILS
3.1 132/33kV Switchyard Extension part - Earthing layout & BOM 
3.2 Earthing Notes & Details for Substation
3.3 Power House Building - Underground & Overground Earthing layout & BOM
3.4 Power House Building - Earthing Installation details
   
4 LIGHTNING PROTECTION LAYOUT & DETAILS
4.1 132/33kV Switchyard Extension part -  DSLP layout and BOM 
4.2 Power House Building - DSLP layout and BOM 
   
5 ILLUMINATION AND SMALL POWER LAYOUT
5.1 132/33kV Switchyard Extension part - Illumination layout, SLD and BOM
   
B ELECTRICAL DESIGN CALCULATIONS
1 132/33kV Switchyard Extension part - Earthing calculation
2 Power house - Earthing calculation
3 132/33kV Switchyard Extension part - DSLP calculation
4 Sag & Tension calculation
5 Short Circuit Force Calculation for strung bus
6 Lighting calculation - 132/33kV Switchyard Extension part
   
C STRUCTURAL DRAWINGS WITH BOM AND WEIGHT AND DESIGN CALCULATIONS :
1 Overall Structural layout of 132/33kV Switchyard Extension part - Plan & Elevation
   
C.2 132KV :
2.1 GA drawing of 132kV Busbar gantry tower structure
2.4 GA drawing of 132kV Busbar beam structure
2.5 GA drawing of support structure for 132kV Isolator without E/S
2.6 GA drawing of support structure for 132kV LA
2.7 GA drawing of support structure for 132kV PT
2.8 GA drawing of support structure for 132kV CT
2.9 GA drawing of support structure for 132kV BPI
2.10 Structural design calculations
   
C.3 33KV :
3.1 GA drawing of 33kV Line gantry tower structure
3.2 GA drawing of 132kV Line gantry beam structure
3.3 GA drawing of support structure for 33kV Isolator with E/S
3.4 GA drawing of support structure for 33kV LA
3.5 GA drawing of support structure for 33kV PT
3.6 GA drawing of support structure for 33kV CT
3.7 GA drawing of 33kV Take off tower structure at Power House end
3.8 Structural design calculations
   
D As Built Drawings

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