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Northern Western Interconnector -I Project Elements

Project Element Progress Project Start Date Implementing Agency Sector Region Voltage ratio(kV/kV) Capacity MVA Land Acquisition Civil works Completed Structure,transformers,
Substation eqpt Received		 Structure,transformers,
Substation eqpt erected		 Capacity Tested
Extn. 400KV at Biswanath Chariyali Pooling stn
2.5%
 09-02-2015 Power Grid Corporation of India Limited Government North East 400 100% 10% 0% 0% 0
Extn. of 400KV Balipara S/Stn
100.0%
 09-02-2015 Power Grid Corporation of India Limited Government North East 400 100% 100% 100% 100% 0
HVDC Rectifire Module at Agra (3000MW)
93.75%
 09-02-2015 Power Grid Corporation of India Limited Government North East 400/220 3000 100% 96% 96% 87% 0
HVDC Rectifire Module at Biswanath Chariyali (3000MW)
95.0%
 09-02-2015 Power Grid Corporation of India Limited Government North East 400/220 3000 100% 95% 97% 91% 0
HVDC Rectifire Module at Biswanath Chariyali (3000MW )
95.0%
 09-02-2015 Power Grid Corporation of India Limited Government North East 400/220 100% 95% 97% 91% 0
Extn. of 400KV Bongaigaon S/Stn COMPLETED 09-02-2015 Power Grid Corporation of India Limited Government North East 400 100% 100% 100% 100% 0
2nd ICT of 400/220KV Misa S/Stn COMPLETED 09-02-2015 Power Grid Corporation of India Limited Government North East 400/220 1x315 100% 100% 100% 100% 0
Extn. of 132KV Biswanath Chariyali S/Stn COMPLETED 09-02-2015 Power Grid Corporation of India Limited Government North East 132 100% 100% 100% 100% 0
Extn. of 400KV Balipara S/Stn COMPLETED 09-02-2015 Power Grid Corporation of India Limited Government North East 400 100% 100% 100% 100% 0
Aug. of 400KV Agra S/Stn COMPLETED 09-02-2015 Power Grid Corporation of India Limited Government North East 400 4x105 100% 100% 100% 100% 0
400/132KV Biswanath Chariyali Pooling Station COMPLETED 09-02-2015 Power Grid Corporation of India Limited Government North East 400/132 2x200 100% 100% 100% 100% 0
Project Element Progress Project Start Date Implementing Agency Sector Region ckts voltage Level Circuit kilometers Total Location Stubs Cast Towers Erected Stringing Completed
No's % of Completion No's % of Completion ckm % of Completion
400KV D/C Balipara - Bongaigaon line (Quad) COMPLETED 01-03-2016 Power Grid Corporation of India Limited Government North East D/C 400 kV 609 835 835 100% 835 100% 609 100%
132KV D/C Biswanath Chariyali - Biswanath Chariyali (AEGCL) line COMPLETED 01-03-2016 Power Grid Corporation of India Limited Government North East D/C 132 kV 25 57 57 100% 57 100% 25 100%
LILO of Ranganadi - Balipara 400KV D/C line at Biswanath Chariyali (Pooling Point) COMPLETED 01-03-2016 Power Grid Corporation of India Limited Government North East D/C 400 kV 52 77 77 100% 77 100% 52 100%
400KV Balipara - Biswanath Chariyali line COMPLETED 01-03-2016 Power Grid Corporation of India Limited Government North East D/C 400 kV 114 165 165 100% 165 100% 114 100%
+/- 800KV HVDC Biswanath Chariyali - Agra Bi-pole line COMPLETED 01-03-2016 Power Grid Corporation of India Limited Government North East D/C 800 kV 3506 4369 4369 100% 4369 100% 3506 100%
400KV D/C Lower Subhansiri - Biswanath Chariyali line -II
30.13%
 09-02-2015 Power Grid Corporation of India Limited Government North East D/C 400KV 348 465 327 70% 196 42% 35 10%
Subhansiri - Biswanath Chariyali line -I
38.17%
 09-02-2015 Power Grid Corporation of India Limited Government North East D/C 400KV 335 444 329 74% 228 51% 64 19%
400KV D/C Kameng - Balipara line
46.93%
 09-02-2015 Power Grid Corporation of India Limited Government North East D/C 400KV 114 149 142 95% 123 83% 15 13%
Part-B : Transmission System for immediate evacuation of Power from Kameng HEP
91.67%
 09-02-2015 Power Grid Corporation of India Limited Government North East D/C 400KV 723 984 977 99% 958 97% 624 86%