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SATCON

ISO 9001-2008 Certified

(Design, Engineering and Consultancy Services for
EHV Substations, EBOP of Thermal Power Plants & Large Electrical Systems of Steel plants, Coal & Iron Handling Plants & Misc. Industries

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Our Current Project within India

Lalmatia

Detail engineering for 2 nos. 220kV Line bay extension at existing 220/132kV Grid station at Lalmatia (On behalf of Jakson Ltd.)

Scope of Work :

SL. NO. DESCRIPTION
A. ELECTRICAL DRAWINGS :
1 SLD
1.1 Key SLD - 220 KV Substation (02 Nos Line Bays)
1.2 Protection and Metering SLD - 220 KV Substation (02 Nos Line Bays)
1.3 SLD - 415V AC Distribution
1.4 SLD - 250V & 48V DC Distribution
   
2 ELECTRICAL LAYOUT & ELEVATION, EKD
2.1 220 kV Switchyard Layout (02 Nos Line Bays)- Plan & Elevation
2.2 Erection key diagram of 220 kV Switchyard  (02 Nos Line Bays) - Plan & Elevation
2.3 Electrical Equipment Layout with cable trench details - Control Building.
   
3 CABLE ROUTING, TRAY & TRENCH LAYOUT AND DETAILS
3.1 220/132/33kV Switchyard - Cable trench layout and sections with BOM of cable trays 
   
4 EARTHING LAYOUT & DETAILS
4.1 220 KV Switchyard  (02 Nos Line Bays) - Earthing layout & BOM
   
5 ILLUMINATION AND SMALL POWER LAYOUT
5.1 220kV Switchyard (02 Nos Line Bays) - Illumination layout, SLD and BOM
   
6 CONTROL SCHEMATICS & BLOCK DIAGRAMS
6.1 220KV Intelocking Logic Diagram at BMK 
   
7 CABLE SCHEDULE & INTERCONNECTION DIAGRAMS
7.1 220kV Switchyard - Control Cable schedule and Interconnection Diagrams 
7.2 ACDB, DCDB, LDBs, BMK - Power Cable Schedule and Interconnection Diagram
   
8 SCADA 
8.1 SCADA Block diagram for 220kV system
   
B ELECTRICAL DESIGN CALCULATIONS
1 220kV Switchyard (02 Nos Line Bays) - Earthing calculation
2 220V DC Battery Sizing Calculation (Adequacy Checking)
3 220V DC Battery Charger Sizing Calculation  (Adequacy Checking)
4 Lighting calculation - 220kV Switchyard (02 Nos Line Bays) 
5 Short Circuit Force Calculation for strung bus
6 Sag & Tension Calculation of strung bus conductor
   
C STRUCTURAL DRAWINGS WITH BOM AND WEIGHT AND DESIGN CALCULATIONS
1 Overall structural layout of 220kV switchyard (02 Nos Line Bays) - Plan & Elevation
   
C.1 STRUCTURAL DRAWING : FOR 220KV TOWER & EQUIPMENT
1 GA drawing of 220kV Line gantry tower
2 GA drawing of 220kV Line gantry beam
3 GA drawing of 220kV Main bus tower
4 GA drawing of 220kV Main bus beam
5 GA drawing of 220kV Transfer bus tower
6 GA drawing of 220kV Transfer bus beam
7 GA drawing of support structure for 220kV Isolator with E/S
8 GA drawing of support structure for 220kV Isolator without E/S
9 GA drawing of support structure for 220kV LA
10 GA drawing of support structure for 220kV CVT
11 GA drawing of support structure for 220kV WT
12 GA drawing of support structure for 220kV CT
13 GA drawing of support structure for 220kV BPI
   
C.2 STRUCTURAL DESIGN CALCULATIONS :
1 Structural design calculations - 220kV
   
D CIVIL CONSTRUCTIONAL DRAWINGS AND DESIGN CALCULATIONS
1 Overall foundation layout of 220kV switchyard (02 Nos Line Bays)
   
D.1 220KV GANTRY TOWER AND EQUIPMENT FOUNDATION DETAILS:
1 Foundation details of 220kV Line gantry tower
2 Foundation details of 220kV Main bus tower
3 Foundation details of 220kV Transfer bus tower
4 Foundation details of support structure for 220kV Isolator with earth switch
5 Foundation details of support structure for 220kV Isolator without earth switch
6 Foundation details of support structure for 220kV LA
7 Foundation details of support structure for 220kV CVT
8 Foundation details of support structure for 220kV WT
9 Foundation details of support structure for 220kV CT
10 Foundation details of support structure for 220kV BPI
11 Foundation details of support structure for 220kV CB
12 Foundation design calculations by Staad software
   
D.2 OTHER CIVIL CONSTRUCTIONAL DETAILS AND DESIGN CALCULATIONS
1 Outdoor cable trench and trench cover slab
2 Surface water drainage layout
   
D.3 MISC. CIVIL DESIGN CALCULATIONS
1 Design calculation for outdoor cable trench
2 Design calculation for surface water drainage system
E ADDITIONAL
1 Vendor drawing review and approval
2 As built drawings
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