At ISTS network Sl. ing point Element Name Main No. 1 Khammam Drawl by TSTRANSCO from Grid, if any Standby Element Name Main, if any 400 kv side of ICT I (AP-05) (AP-06) 400kV N'Sagar Line-1 SR-71 AT-65 400 kv side of ICT II (AP-41) (AP-42) 400kV N'Sagar Line-2 AN-37 400 kv Mamidipally line-i (AP-77) (AP-78) 400kV N'Sagar Line-3 AN-38 400 kv Mamidipally line-ii (AP-79) (AP-80) 400kV Vijayawada Line SR-26 SR-02 401 kv KTPS line-i (AT-19) (AT-21) 400kV Warangal Line SR-27 402 kv KTPS line-ii (AT-20) (AT-22) 400kV Kalpaka Line-1 AP-83 AT-36 Standby 400kV Kalpaka Line-2 AP-84 AT-37 2 RSTPS 400 kv side of ICT-1 (AP-07) (RM-28) (AP-08) 400 kv side of ICT-1 (AP-07) (RM-28) (AP-08) 400 kv side of ICT-II (AP-09) (RM-29) (AP-10) 400 kv side of ICT-II (AP-09) (RM-29) (AP-10) 400 kv side of ICT-III (AP-11) (RM-30) (AP-12) 400 kv side of ICT-III (AP-11) (RM-30) (AP-12) 400 kv side of ICT-IV (AP-13) (RM-31) (AP-14) 400 kv side of ICT-IV (AP-13) (RM-31) (AP-14) 400 kv side of ICT-V (AP-15) (RM-32) (AP-16) 400 kv side of ICT-V (AP-15) (RM-32) (AP-16) 400kV Ditchipally line (RM-20) (RM-40) (AP-49) 400kV Ditchipally line (RM-20) (RM-40) (AP-49) 3 Hyderabad 400 kv side of ICT-1 (AP-17) (AP-18) 400kV N'Sagar Line-1 SR-03 (AT-36) 400 kv side of ICT-II (AP-19) (AP-20) 400kV Malkaram Line SR-05 AT-18 400 kv side of ICT-III (AP-21) (AP-22) 400kV Gajwel Line SR-04 AT-01 400 kv Mamidipalli line (AP-71) (AP-72) 400kV Kurnool Line AP-85 AP-86 400kV Ramagundam Line-3 SR-22 RM-18 400kV Ramagundam Line-4 SR-23 RM-19 4 Mehaboobnagar 400 kv N'Sagar line (AP-59) (CK-22) 400 kv N'Sagar line (AP-59) (CK-22) 400 kv Raichur line (AP-60) (CK-21) 400 kv Raichur line (AP-60) (CK-21) 5 Gajwel 400 kv 400 kv Ramagundam line (AT-02) (RM-15) 400 kv Ramagundam line (AT-02) (RM-15) 400 kv Hyderabad line (AT-01) (SR-04) 400 kv Hyderabad line (AT-01) (SR-04) 6 Malkaram 400 kv 400 kv Ramagundam line (AT-17) (RM-16) 400 kv Ramagundam line (AT-17) (RM-16) 400 kv Hyderabad line (AT-18) (SR-05) 400 kv Hyderabad line (AT-18) (SR-05) 400kV VTPS Line GK-31 AV-62 400kV VTPS Line GK-31 AV-62 7 Warangal 400 kv 400 kv side of ICT I (AT-03) (AT-04) 400kV Ramagundam Line SR-83 RM-17 400 kv side of ICT II (AT-05) (AT-06) 400kV Khammam Line - SR-27 400kV Boopalapally Line-I (AT-13) (AT-15 400kV Boopalapally Line-II (AT-14) (AT-16) 8 Srisailam 400 kv 400 kv Kurnool line GS-60 AK-61 400 kv Kurnool line GS-60 AK-61 400 kv Sattenapalli line-1 GS-61 AS-14 400 kv Sattenapalli line-1 GS-61 AS-14 400 kv Sattenapalli line-2 GS-62 AS-15 400 kv Sattenapalli line-2 GS-62 AS-15 * Ficticious meters created for computations.srldc SEMs IN SOUTHERN REGION Page 1 of 4
Sl. No. ing point Element Name Main 1 Gazuwaka Old Drawl by APTRANSCO from Grid, if any Standby Element Name Main, if any 400 kv side of ICT-I AP-01 AP-02 HVDC south Bus -1 DC-01 DC-03 400 kv side of ICT-II AP-69 AP-70 HVDC south Bus -2 DC-02 DC-04 33kV side of Aux. Transformer-I PG 01 Vijayawada line-1 SR-25 SR-01 33kV side of Aux. Transformer-II PG 03 Simhadri -1 SR-78 SM-07 400 kv Kalpaka Line-I AP 81 AT-23 Simhadri -2 SR-79 SM-11 400 kv Kalpaka Line-2 AP 82 AT-24 33kV side of Aux. Transformer-I(-) PG 01 33kV side of Aux. Transformer-II(-) PG 03 Standby 2 Vijayawada 400 kv side of ICT I AP-03 AP-04 Nellore (Ap) line-3 AP-73 AN-17 400 kv side of ICT II AP-43 AP-44 Nellore line-1 (PG) SR-68 400kV Sattenapalli Line at Vijayawada AP-61 AS-16 Nellore line-2 (PG) SR-69 400 kv Nellore Line 3 AP-73 AN-17 lanco Line-1 AT-07 AT-09 400 kv VTPS IV Line-II AP-75 AT-35 lanco Line-2 AT-09 AT-12 gazuwaka line-1 SR-01 SR-25 400kV Khammam Line SR-02 SR-26 Vemagiri Line-3 SR-72 AP-45 Vemagiri Line-4 SR-73 AP-46 3 Vemagiri 400 kv Vemagiri Line-II at VJA AP-63 AP-64 Simhadri Line-1 AP-47 SM-09 400 kv Vijayawada Line-III AP-45 SR-72 Simhadri Line-2 AP-48 SM-13 400 kv Vijayawada Line-IV AP-46 SR-73 Vijayawada Line-3 AP-45 SR-72 400 kv Simhadri Line-I AP-47 SM-09 Vijayawada Line-4 AP-46 SR-73 400 kv Simhadri Line-II AP-48 SM-13 4 Nagarjunasagar 400 kv side of ICT-1 AP-23 AP-24 400 kv side of ICT-1 AP-23 AP-24 400 kv side of ICT-II AP-25 AP-26 400 kv side of ICT-II AP-25 AP-26 400 kv side of ICT-III AP-27 AP-28 400 kv side of ICT-III AP-27 AP-28 5 Cuddapah 400 kv side of ICT-I AP-29 AP-30 400 kv side of ICT-I AP-29 AP-30 400 kv side of ICT-II AP-37 AP-38 400 kv side of ICT-II AP-37 AP-38 6 Gooty 400 kv side of ICT-I AP-31 AP-32 400 kv side of ICT-I AP-31 AP-32 400 kv side of ICT-II AP-39 AP-40 400 kv side of ICT-II AP-39 AP-40 7 Nellore(PG) 400 kv Bus-I Interconnector (PG) AP-33 AP-34 - - - 400 kv Bus-II Interconnector (PG) AP-35 AP-36 - - - 8 Nellore (AP)(Manabolu) - - 400 kv INTER CONNECTOR -1 AP-34 AP-33 - - 400 kv INTER CONNECTOR -2 AP-36 AP-35 400kV Vijayawada Line-3 AN-17 AP-73 9 Kurnool (APTRANSCO) 400 kv Hyderabad line AP-86 AP-85 400 kv Hyderabad line AP-86 AP-85 400 kv Gooty line AP-88 AP-87 400 kv Gooty line AP-88 AP-87 400kV line 1 to Kurnool 765kV AK-10 AK-51 400kV line 1 to Kurnool 765kV AK-10 AK-51 400kV line 2 to Kurnool 765kV AK-11 AK-55 400kV line 2 to Kurnool 765kV AK-11 AK-55 Tertiary of 765/400/33kV ICT-1 at 765kV Kurnool AK-45 AK-46 Tertiary of 765/400/33kV ICT-1 at 765kV Kurnool AK-45 AK-46 400kV Srisailam line AK-61 GS-60 400kV Srisailam line AK-61 GS-60 10 Chittoor 400 kv (APTRANSCO) 400 kv Cuddapah line AP-65 SR-09 400 kv Cuddapah line AP-65 SR-09 400 kv Sriperambadur line AP-66 SR-30 400 kv Sriperambadur line AP-66 SR-30 400kV Thiruvalam line 1 AC-15 TT-24 400kV Thiruvalam line 1 AC-15 TT-24 400kV Thiruvalam line 2 AC-16 TT-25 400kV Thiruvalam line 2 AC-16 TT-25 11 VTPS 400 kv Malkaram Line AP-65 SR-09 400 kv Malkaram Line AP-65 SR-09 400 kv Suryapeta line AP-66 SR-30 400 kv Suryapeta line AP-66 SR-30 400 kv Nellore (AP) line AT-38 AN-18 12 Sattenapalli 400 kv Srisailam Line-1 AS-14 GS-61 400 kv Srisailam Line-1 AS-14 GS-61 401 kv Srisailam Line-1 AS-15 GS-62 401 kv Srisailam Line-1 AS-15 GS-62 13 KALAPAAKA 400 kv Khammam line 1 AT-36 AP-83 400 kv Khammam line 1 AT-36 AP-83 400 kv Khammam line 2 AT-37 AP-84 400 kv Khammam line 2 AT-37 AP-84 14 SIMHADRI 400 kv (NTPC) 400 kv Bus-I Interconnector -1 SM-01 SM-05 400 kv Bus-I Interconnector -1 SM-01 SM-05 400 kv Bus-I Interconnector -2 SM-02 SM-06 400 kv Bus-I Interconnector -2 SM-02 SM-06 15 NP Kunta 400 kv side of ICT-I AN-75 AN-76 400 kv side of ICT-I AN-75 AN-76 * Ficticious meters created for computations.srldc SEMs IN SOUTHERN REGION Page 2 of 4
Sl. No. ing point 1 Sriperumbudur Element Name Old Main Drawl by TNEB from Grid, if any Standby Element Name Main, if any Standby 400 kv Interconnector-1 (PG) (TN-01) (TN-02) 400 kv Interconnector-1 (PG) (TN-02) (TN-01) 400 kv Interconnector-2 (PG) (TN-03) (TN-04) 400 kv Interconnector-2 (PG) (TN-04) (TN-03) New 2 Alamathy 400 kv Vallur-1 ( TT-14) (VL-11) 400 kv Vallur-1 ( TT-14) (VL-11) 400 kv Vallur-2 (TT-15) (VL-13) 400 kv Vallur-2 (TT-15) (VL-13) 3 Salem 400 kv Interconnector-1 (PG) (TN-05) (TN-06) 400 kv Interconnector-1 (PG) (TN-05) (TN-06) 400 kv Interconnector-2 (PG) (TN-07) (TN-08) 400 kv Interconnector-2 (PG) (TN-07) (TN-08) 4 Udumalpet 400 kv side of ICT-I (TN-09) (TN-10) 400 kv side of ICT-I (TN-09) (TN-10) 400 kv side of ICT-II (TN-11) (TN-12) 400 kv side of ICT-II (TN-11) (TN-12) 400 kv side of ICT-III (TN-73) (TN-74) 400 kv side of ICT-III (TN-73) (TN-74) 5 Trichy 400 kv side of ICT-I (TN-13) (TN-14) 400 kv side of ICT-I (TN-13) (TN-14) 400 kv side of ICT-II (TN-15) (TN-16) 400 kv side of ICT-II (TN-15) (TN-16) 6 Madurai 400 kv side of ICT-I (TN-17) (TN-18) 400 kv side of ICT-I (TN-17) (TN-18) 400 kv side of ICT-II (TN-19) (TN-20) 400 kv side of ICT-II (TN-19) (TN-20) 7 Kalavinthapattu 400 kv side of ICT-I (TN-48) (TN-49) 400 kv Vallur -1 (SR-43) 400 kv side of ICT-II (TN-59) (TN-60) 400 kv Vallur -2 (SR-44) (VL-07 / VL-08) (VL-09/ VL-10) 400 kv side of ICT-III TK-05 TK-06 400 kv Thiruvalam PG -1 (TK-09) (TT-76) 400 kv Thiruvalam PG -2 (TK-10) (TT-77) 8 Karaikudi 400 kv side of ICT-I (TN-77) (TN-78) 400 kv Trichy (SR-45) (SR-16) 400 kv side of ICT-II (TN-79) (TN-80) 400 kv Madurai (SR-46) - 400kV Kayathar Line-1 (TK-27) (TK-50) 400kV Kayathar Line-2 (TK-28) (TK-51) 9 Thirunelveli 400 kv side of ICT-I (TN-46) (TN-47) 400 kv side of ICT-I (TN-46) (TN-47) 400 kv side of ICT-II (TN-71) (TN-72) 400 kv side of ICT-II (TN-71) (TN-72) 400kV Edamon-1 $ (TN-83) (KL-11) 400kV Edamon-1 $ (TN-83) (KL-11) 400kV Edamon-2 $ (TN-84) (KL-12) 400kV Edamon-2 $ (TN-84) (KL-12) 10 Pugalur 400 kv side of ICT-I (TN-81) (TN-78) 400 kv Madurai line-1 (SR-80) - 400 kv side of ICT-II (TN-75) (TN-76) 400 kv Madura line-2 (SR-81) - 400 kv Neyveli TS-II line (SR-82) (RS-22) 400 kv Neyveli TS-II Expansion line (SR-84) (NE-28) (NE-27) 11 Arasur 400 kv side of ICT-I (TN-87) (TN-88) 400 kv Udumalpet Line-1 (TN-85) - 400 kv side of ICT-II (TT-01) (TT-02) 400 kv Udumalpet Line-2 (TN-86) - 400 kv Mettur line 1 (TT-20) (TT-22) 400 kv Mettur line 2 (TT-21) (TT-23) 12 Hosur 400 kv side of ICT-I (TN-31) (TN-32) 400 kv side of ICT-I (TN-31) (TN-32) 400 kv side of ICT-II (TN-33) (TN-34) 400 kv side of ICT-II (TN-33) (TN-34) 400 kv side of ICT-II (TH-06) (TH-07) 400 kv side of ICT-II (TH-06) (TH-07) 13 Neyveli TS-II 230 kv STCMS line-ii (TN-41) (TN-61) TS-61 230 kv STCMS line-ii (TN-41) (TN-61) TS-61 230 kv Villupuram line-i (TN-42) (TN-62) TV-01 230 kv Villupuram line-i (TN-42) (TN-62) TV-01 230 kv Kadalangudi line (TN-43) (TN-63) TK-01 230 kv Kadalangudi line (TN-43) (TN-63) TK-01 230 kv TNEB (tie-1) (TN-44) (TN-64) 230 kv TNEB (tie-1) (TN-44) (TN-64) 230 kv TNEB (Tie-2) (TN-45) (TN-65) 230 kv TNEB (Tie-2) (TN-45) (TN-65) 14 Kalpakkam 230 kv S.P.Koil-I (MA-01) (MA-11) (TN-26) 230 kv S.P.Koil-I (MA-01) (MA-11) (TN-26) 230 kv S.P.Koil-II (MA-02) (MA-12) (TN-27) 230 kv S.P.Koil-II (MA-02) (MA-12) (TN-27) 230 kv Arni (MA-03) (MA-13) (TN-28) 230 kv Arni (MA-03) (MA-13) (TN-28) 230 kv Acharapakkam (MA-04) (MA-14) (TN-29) 230 kv Acharapakkam (MA-04) (MA-14) (TN-29) Page 3 of 4
15 NLC-TPS-I Expansion 220 kv Station Transf.-6T NE-13 NE-14 220 kv Station Transf.-6T NE-13 NE-14 220 kv Station Transf.-7T NE-15 NE-16 220 kv Station Transf.-7T NE-15 NE-16 16 SV CHATRAM 400kV Sriperumbudur line (TT-08) (TT-07) 400kV Sriperumbudur line (TT-08) (TT-07) 400kV Pondy line (TT-09) (PO-07) 400kV Pondy line (TT-09) (PO-07) 17 VALLUR 400kV NCTPS 1 (VL-11) (VL-12) (TT-14) 400kV NCTPS 1 (VL-11) (VL-12) (TT-14) 400kV NCTPS 2 (VL-13) (VL-14) (TT-15) 400kV NCTPS 2 (VL-13) (VL-14) (TT-15) 18 KKNPP 230kV SR Pudur line (KN-12) (KN-14) (KN-13) 230kV SR Pudur line (KN-12) (KN-14) (KN-13) 230kV TTPS line (KN-16) (KN-17) (KN-15) 230kV TTPS line (KN-16) (KN-17) (KN-15) 19 Thiruvelam 400kV Bus Section-I (TT-81) TT-85 400kV Bus Section-I TT-85 (TT-81) 400kV Bus Section-II (TT-80) TT-86 400kV Bus Section-II TT-86 (TT-80) At 230 kv/110/66 kv Inter-State Lines 1 Theni 230 kv Moozhiyar line (TN-51) (KL-51) (TN-51) (KL-51) 2 Udumalpet 230 kv Idukki Line (TN-53) (KL-53) (TN-53) (KL-53) 3 Hosur 230 kv Yerrandanahally Line (TN-55) (CK-54) (TN-55) (CK-54) 4 Thiruvelam 230 kv Chittoor line (TN-56) (AP-53) (TN-56) (AP-53) 5 Gummidipoondi 230kV Sulurpet line (TN-57) (AP-54) (TN-57) (AP-54) 6 Thirnelveli 230kV Edaman Line-1 (TN-83) (KL-11) (TN-83) (KL-11) 7 Thirnelveli 230kV Edaman Line-2 (TN-84) (KL-12) (TN-84) (KL-12) 8 Kuzhithurai 110 kv Parasala line (TN-58) (KL-58) (TN-58) (KL-58) Page 4 of 4