High Voltage Bus Systems Worldwide Experience List January 2016 No

High Voltage Bus Systems

High Voltage Bus Systems Worldwide Experience List January 2016 No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m)

1 Hudson PSE&G; New Jersey, 1972 242 242 1600 900 1 414 Buried system from Switching USA transformer to air bushings Station 2 Midtown New Orleans Public 1973 115 145 2000 550 1 138 Suspended in existing air Substation Service; LA, USA insulated substation

3 Vista Southern California 1973 242 242 2500 900 1 276 Installed vertically in Substation Edison; CA, USA transmission line tower

4 Duke Power Duke Power; North 1974 242 242 3800 900 2 1554 Transformer connections Carolina, USA Installed in concrete trench

5 Lynchburg AEP; Indiana, USA 1975 138 145 1250 550 2 1455 Buried connections from Alstom GIS

6 Ellensburg Bonneville Power; 1975 550 550 3000 1425 1 576 Buried connection to Washington, USA transmission line

7 El Sol Arizona Power 1975 230 242 2000 900 1 255 Transmission line Substation Service; AZ, USA connection in open trench

8 Trafalgar Ontario Hydro; Canada 1975 230 242 3000 900 10 1584 Exit circuits from BBC GIS Substation to transmission lines

9 Arsenal Duquesne Light; 1976 145 242 3000 650 2 479 Exits from Westinghouse Substation Pennsylvania, USA GIS

10 Claireville Ontario Hydro; 1976 230 242 3000 900 8 3480 Exit circuits from ITE & Substation Ontario, Canada Alstom GIS

11 Station 23 Rochester Gas & 1976 145 145 1600 650 1 36 Exits from Westinghouse Electric; NY, USA GIS

12 Enco Gulf States Utilities; 1978 242 242 2000 900 2 221 Exit circuits from Substation Louisiana, USA Westinghouse GIS

13 Miami Fort Cincinnati Gas & 1977 362 362 2000 1050 1 186 Exit circuits from Substation Electric; Ohio, USA Westinghouse GIS

14 Spy Run AEP; Indiana, USA 1977 138 145 2000 650 1 126 Buried connections from Extension Westinghouse GIS

15 Joshua Falls AEP; Indiana, USA 1978 145 145 2000 750 3 1638 Exit circuits from Alstom Line Station GIS

16 Joshua Falls AEP; Indiana, USA 1978 145 145 3000 650 1 165 Exit circuits from Alstom Line Station GIS

17 Lingan Nova Scotia Power; 1978 242 242 2000 900 5 783 Connections to Toshiba & Station Nova Scotia, Canada Westinghouse GIS

18 Revelstoke B.C. Hydro; British 1979 550 550 4000 1550 2 1830 Inclined tunnel from HPP Columbia, Canada underground powerhouse

19 Rowville State Electrical 1979 550 550 3000 1800 1 940 Transmission line Substation Commission; crossing, including spare Melbourne, Australia phase of GIL 20 Merivale Ontario Hydro; 1979 230 242 3000 900 1 199 Exit circuit from Alstom Substation Ontario, Canada GIS

21 West Dept. of Transportation 1980 242 242 3000 900 2 67 Two phase installation with Wharton New Jersey, USA Westinghouse GIS

22 Revelstoke B.C. Hydro; British 1980 242 242 3000 900 2 330 Connects Mitsubishi GIS HPP Columbia, Canada to overhead lines

23 Nuclear Unit Korea Electric Power 1980 362 362 1600 1050 6 2214 Exit circuits from Hitachi 5 & 6 Co.; Korea GIS

24 Hudson PSEG; New Jersey, 1980 242 242 2000 900 1 549 Second buried circuit from Switching USA transformer to bushing Station No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length Name Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m) (kV) (kV) (A) (kV) Circuits (m)

1 Hudson PSE&G; New Jersey, 1972 242 242 1600 900 1 414 Buried system from 25 Mitsubishi Bonneville Power; 1980 550 550 3000 1425 1 24 Tap extension to Switching USA transformer to air bushings Tap Washington, USA Mitsubishi GIS Station 26 Wayne Detroit Edison / EPRI; 1981 362 362 2000 1050 1 543 Buried three in one test 2 Midtown New Orleans Public 1973 115 145 2000 550 1 138 Suspended in existing air Substation Michigan, USA loop Substation Service; LA, USA insulated substation 27 Waltz Mill U.S. Department of 1981 1200 1200 5000 2175 1 90 Above ground, single 3 Vista Southern California 1973 242 242 2500 900 1 276 Installed vertically in Energy; USA phase test loop Substation Edison; CA, USA transmission line tower 28 Guri Dam Edelca; Venezuela 1981 800 800 1200 1925 5 855 Connects transformers to 4 Duke Power Duke Power; North 1974 242 242 3800 900 2 1554 Transformer connections overhead lines Carolina, USA Installed in concrete trench 29 Lingan Nova Scotia Power; 1981 242 242 3000 900 3 750 Exit circuits from Toshiba 5 Lynchburg AEP; Indiana, USA 1975 138 145 1250 550 2 1455 Buried connections from Substation Nova Scotia, Canada GIS Alstom GIS 30 Nuclear Unit Korea Electric Power 1981 362 362 2500 1175 6 3441 Exit circuits from Hitachi 6 Ellensburg Bonneville Power; 1975 550 550 3000 1425 1 576 Buried connection to 7 & 8 Co.; Korea GIS Washington, USA transmission line 31 Claireville Ontario Hydro; 1982 242 242 3000 900 1 435 Exit circuits from Alstom 7 El Sol Arizona Power 1975 230 242 2000 900 1 255 Transmission line Substation Ontario, Canada GIS Substation Service; AZ, USA connection in open trench 32 Robert New York Power 1983 362 362 2075 1300 2 150 Projects horizontally 8 Trafalgar Ontario Hydro; Canada 1975 230 242 3000 900 10 1584 Exit circuits from BBC GIS Moses Dam Authority; NY, USA through face of dam Substation to transmission lines 33 Rowville Victoria State Electrical 1984 550 550 3000 1800 1 705 Second transmission line 9 Arsenal Duquesne Light; 1976 145 242 3000 650 2 479 Exits from Westinghouse Substation II Commission; Australia crossing circuit Substation Pennsylvania, USA GIS 34 Waltz Mill U.S. Department of 1984 1200 1200 5000 2175 1 330 Semi-flexible single phase 10 Claireville Ontario Hydro; 1976 230 242 3000 900 8 3480 Exit circuits from ITE & Energy; USA test loop Substation Ontario, Canada Alstom GIS 35 Balsam Southern California 1984 242 242 1200 900 1 1239 Installed in 300m vertical 11 Station 23 Rochester Gas & 1976 145 145 1600 650 1 36 Exits from Westinghouse Meadows Edison; California, shaft Electric; NY, USA GIS PSPP USA 12 Enco Gulf States Utilities; 1978 242 242 2000 900 2 221 Exit circuits from 36 Harspranget Swedish State Power 1985 420 550 630 1300 1 333 Installed in vertical shaft Substation Louisiana, USA Westinghouse GIS Hydro Board; Sweden

13 Miami Fort Cincinnati Gas & 1977 362 362 2000 1050 1 186 Exit circuits from 37 Mass. Street City of Seattle; 1986 242 242 2000 900 3 300 Connects Mitsubishi GIS Substation Electric; Ohio, USA Westinghouse GIS Substation Washington, USA to air insulated substation

14 Spy Run AEP; Indiana, USA 1977 138 145 2000 650 1 126 Buried connections from 38 Golden Hills New England Electric; 1986 362 362 3000 1050 1 60 Exit circuits from Extension Westinghouse GIS Substation MA., USA Mitsubishi GIS

15 Joshua Falls AEP; Indiana, USA 1978 145 145 2000 750 3 1638 Exit circuits from Alstom 39 Grand U.S. Bureau of 1986 242 242 1200 900 1 45 Exit circuits from Line Station GIS Coulee Dam Reclamation; WA, USA Mitsubishi GIS

16 Joshua Falls AEP; Indiana, USA 1978 145 145 3000 650 1 165 Exit circuits from Alstom 40 Midtown New Orleans Public 1986 242 242 3000 900 4 300 Exit circuits from Line Station GIS Substation Service; LA, USA Mitsubishi GIS

17 Lingan Nova Scotia Power; 1978 242 242 2000 900 5 783 Connections to Toshiba & 41 Sycamore Sycamore 1986 242 242 2000 900 5 1080 Connects Hitachi GIS to Station Nova Scotia, Canada Westinghouse GIS Cogen Cogeneration; transformers California, USA 18 Revelstoke B.C. Hydro; British 1979 550 550 4000 1550 2 1830 Inclined tunnel from HPP Columbia, Canada underground powerhouse 42 Midway Midway Sunset Cogen; 1987 242 242 2000 900 4 1140 Installed in covered trench Sunset California, USA 19 Rowville State Electrical 1979 550 550 3000 1800 1 940 Transmission line Cogen Substation Commission; crossing, including spare 43 Merivale Ontario Hydro; 1987 242 242 2000 900 1 240 Exit circuits from BBC GIS Melbourne, Australia phase of GIL Substation Ontario, Canada 20 Merivale Ontario Hydro; 1979 230 242 3000 900 1 199 Exit circuit from Alstom Substation Ontario, Canada GIS 44 Hawthorne Ontario Hydro; 1988 550 550 4000 1800 1 1479 Air insulated substation Substation Ontario, Canada crossing 21 West Dept. of Transportation 1980 242 242 3000 900 2 67 Two phase installation with Wharton New Jersey, USA Westinghouse GIS 45 Harbor Southern California 1988 242 242 200 900 1 270 Air insulated substation Cogen Edison; CA, USA crossing 22 Revelstoke B.C. Hydro; British 1980 242 242 3000 900 2 330 Connects Mitsubishi GIS HPP Columbia, Canada to overhead lines 46 Golden Hills New England Electric; 1988 145 145 3000 900 1 60 Exit circuit from Mitsubishi Substation Massachusetts, USA GIS 23 Nuclear Unit Korea Electric Power 1980 362 362 1600 1050 6 2214 Exit circuits from Hitachi 5 & 6 Co.; Korea GIS 47 Dunwoodie Con Edison of New 1988 362 362 4000 1050 2 194 Addition of Mitsubishi GIS Substation York; New York, USA to existing ITE GIS 24 Hudson PSEG; New Jersey, 1980 242 242 2000 900 1 549 Second buried circuit from Switching USA transformer to bushing 48 Lingan Nova Scotia Power; 1988 242 242 2000 900 1 30 Exit circuits from Station Substation Nova Scotia, Canada Mitsubishi GIS No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m)

49 Midtown New Orleans Public 1988 242 242 3000 900 1 150 Exit circuits from Substation Service; LA, USA Mitsubishi GIS

50 Archer Hawaiian Electric; 1988 145 145 2000 650 2 54 Connects to 3-in-1 Substation Hawaii, USA Mitsubishi GIS

51 Paddock Wisconsin Light & 1988 115 145 3000 550 4 133 Exit circuits from Substation Power; WI, USA Mitsubishi GIS

52 Paddock Wisconsin Light & 1988 362 362 3000 1050 3 125 Exit circuits from Substation Power; WI, USA Mitsubishi GIS

53 Golden Hills New England Electric; 1988 121 145 3000 650 1 43 Connect ITE GIS to new Substation Massachusetts, USA Mitsubishi GIS

54 Golden Hills New England Electric; 1988 362 362 3000 1050 1 44 Connect Mitsubishi GIS to Substation Massachusetts, USA ITE GIS and add cable

55 Talkha Egyptian Electric 1989 242 242 3000 900 17 2667 Exit circuits from Merlin Substation Authority; Egypt Gerin GIS

56 Ocean State New England Electric; 1989 362 362 3000 1050 3 196 Adds Hitachi GIS to Cogen Plant Rhode Island, USA existing air substation

57 Snyder Hill US Bureau of 1989 145 145 1200 550 5 198 Exit circuits from Substation Reclamation; AZ, USA Mitsubishi GIS

58 East Garden New York Power 1989 362 362 3000 1050 8 310 Exit circuits from Hitachi City Authority; NY, USA GIS

59 Smithburg Jersey Central Power 1989 242 242 3000 900 4 131 Turnkey extension to ITE Substation & Light; NJ, USA GIS with Mitsubishi GIS

60 Enco Exxon Refinery; 1989 242 242 2000 900 2 67 Extension to existing ITE Substation Louisiana, USA substation with ABB GIS

61 Waddell U.S. Bureau of 1990 242 242 3000 900 6 273 Exit circuits for Mitsubishi Substation Reclamation; AZ, USA GIS

62 Guri Hydro Edelca; Venezuela 1990 1200 1200 1200 2175 2 348 Vertical connections from transformers

63 Decatur Nevada Power; 1990 242 242 1200 900 3 420 Overhead line connections Substation Nevada, USA in air insulated substation

64 Bellingham Westinghouse; 1990 362 362 1200 1050 6 900 Exit circuits for ABB GIS Cogen Massachusetts, USA

65 Dunwoodie Con Edison of New 1990 362 362 4000 1050 2 170 Extension of ITE GIS with Substation York; New York, USA Mitsubishi GIS

66 Hawthorne Ontario Hydro; 1990 550 550 4000 1800 1 1600 Installed in trench to cross Substation Ontario, Canada air insulated substation

67 Seabrook New Hampshire 1990 362 362 3000 1050 3 245 Turn-key replacement of Station Yankee; NH, USA existing ITE GIS bus

68 Teesside Enron; United 1990 275 242 3000 1050 10 5463 Connect ABB GIS to Power Station Kingdom transformers

69 Claireville Ontario Hydro; 1991 550 550 4000 1800 7 1677 Exit circuits from ABB and Substation Ontario, Canada Alstom GIS

70 Claireville Ontario Hydro; 1991 250 362 4000 900 1 2330 Exit circuits from ABB GIS Substation Ontario, Canada

71 Milton Ontario Hydro; 1991 550 550 4000 1800 4 1200 Exit circuits from existing Substation Ontario, Canada Alstom GIS

72 Manchester PG&E; Rhode Island, 1992 145 145 2000 550 7 412 Exit circuits from Street Power USA Mitsubishi GIS Station 73 Dunwoodie Con Edison of New 1992 362 362 4000 1050 1 70 Connection between ITE Substation York; New York, USA & Mitsubishi GIS No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes No. Project Customer & Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length Name Location Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m) (kV) (kV) (A) (kV) Circuits (m)

49 Midtown New Orleans Public 1988 242 242 3000 900 1 150 Exit circuits from 74 Tianshengq- South China Electric 1992 550 550 2000 1550 1 50 Transformer to air bushing Substation Service; LA, USA Mitsubishi GIS iao Power Corp.; China connection

50 Archer Hawaiian Electric; 1988 145 145 2000 650 2 54 Connects to 3-in-1 75 Topolo- CFE; Mexico 1992 230 242 2000 900 5 345 ABB GIS to transformers Substation Hawaii, USA Mitsubishi GIS bampo and transmission lines

51 Paddock Wisconsin Light & 1988 115 145 3000 550 4 133 Exit circuits from 76 Castle Peak China Light & Power; 1993 420 550 4000 1425 2 485 Extension to existing Substation Power; WI, USA Mitsubishi GIS Station Hong Kong Alstom GIS & Reyrolle bus

52 Paddock Wisconsin Light & 1988 362 362 3000 1050 3 125 Exit circuits from 77 Iwilei Hawaiian Electric; 1993 138 145 300 650 1 50 Connect 3-in-1 Mitsubishi Substation Power; WI, USA Mitsubishi GIS Substation Hawaii, USA GIS to transformers

53 Golden Hills New England Electric; 1988 121 145 3000 650 1 43 Connect ITE GIS to new 78 IREQ Test Hydro Quebec; 1994 80 145 500 400 1 90 Replacement of Alstom Substation Massachusetts, USA Mitsubishi GIS Facility Quebec, Canada bus circuit

54 Golden Hills New England Electric; 1988 362 362 3000 1050 1 44 Connect Mitsubishi GIS to 79 Substation SCECO Central; 1994 380 550 1200 1425 3 6800 Connects step-up Substation Massachusetts, USA ITE GIS and add cable 9002 / Power Saudi Arabia transformers to ABB GIS Plant 8 55 Talkha Egyptian Electric 1989 242 242 3000 900 17 2667 Exit circuits from Merlin Substation Authority; Egypt Gerin GIS 80 Teesside Enron; United 1995 275 242 3000 1050 1 18 Repair to transformer Power Station Kingdom connection 56 Ocean State New England Electric; 1989 362 362 3000 1050 3 196 Adds Hitachi GIS to Cogen Plant Rhode Island, USA existing air substation 81 Brooklyn Parsons Main; New 1995 145 145 2000 650 3 215 Exit circuits from Navy Yard York, USA Mitsubishi GIS 57 Snyder Hill US Bureau of 1989 145 145 1200 550 5 198 Exit circuits from Substation Reclamation; AZ, USA Mitsubishi GIS 82 Muara Tawar PLN; Indonesia 1995 550 550 800 1550 1 601 Connect transformer to air insulated substation 58 East Garden New York Power 1989 362 362 3000 1050 8 310 Exit circuits from Hitachi City Authority; NY, USA GIS 83 Exxon Exxon Refinery; 1995 230 242 2000 900 7 312 Extension of existing ITE Substation Louisiana, USA GIS with ABB GIS 59 Smithburg Jersey Central Power 1989 242 242 3000 900 4 131 Turnkey extension to ITE Substation & Light; NJ, USA GIS with Mitsubishi GIS 84 Substation SCECO Central; 1995 380 550 1200 1425 2 373 Connect new transformers 9002 / Power Saudi Arabia into existing CGIT circuits 60 Enco Exxon Refinery; 1989 242 242 2000 900 2 67 Extension to existing ITE Plant 8 Substation Louisiana, USA substation with ABB GIS 85 Ward Hill New England Electric; 1996 345 362 4000 1050 3 33 Connect Mitsubishi GIS to 61 Waddell U.S. Bureau of 1990 242 242 3000 900 6 273 Exit circuits for Mitsubishi Substation Massachusetts, USA overhead lines Substation Reclamation; AZ, USA GIS 86 Seabrook New Hampshire 1996 345 362 3000 1050 1 313 Turn-key replacement of 62 Guri Hydro Edelca; Venezuela 1990 1200 1200 1200 2175 2 348 Vertical connections from Station Yankee; New existing ITE GIS station transformers Hampshire, USA bus

63 Decatur Nevada Power; 1990 242 242 1200 900 3 420 Overhead line connections 87 Substation SCECO Central; 1996 380 550 4000 1425 4 392 Connect ABB GIS to Substation Nevada, USA in air insulated substation 9001 Saudi Arabia overhead lines

64 Bellingham Westinghouse; 1990 362 362 1200 1050 6 900 Exit circuits for ABB GIS 88 Aguas PREPA; Puerto Rico, 1997 230 242 2000 900 7 468 Exit circuits from Cogen Massachusetts, USA Buenas USA Mitsubishi GIS

65 Dunwoodie Con Edison of New 1990 362 362 4000 1050 2 170 Extension of ITE GIS with 89 Ghazlan SCECO East; Saudi 1997 380 550 1200 1550 6 639 Mitsubishi GIS to Substation York; New York, USA Mitsubishi GIS Power Plant Arabia overhead lines

66 Hawthorne Ontario Hydro; 1990 550 550 4000 1800 1 1600 Installed in trench to cross 90 Ghazlan SCECO East; Saudi 1997 380 550 2000 1550 4 2224 Mitsubishi GIS to GSU Substation Ontario, Canada air insulated substation Power Plant Arabia transformers

67 Seabrook New Hampshire 1990 362 362 3000 1050 3 245 Turn-key replacement of 91 Serrano Southern California 1997 230 550 4000 900 2 1356 Turn-key replacement of Station Yankee; NH, USA existing ITE GIS bus Substation Edison; CA, USA existing ASEA GIS bus

68 Teesside Enron; United 1990 275 242 3000 1050 10 5463 Connect ABB GIS to 92 Serrano Southern California 1997 550 550 2000 1550 7 1262 Turn-key replacement of Power Station Kingdom transformers Substation Edison; CA, USA existing ASEA GIS bus

69 Claireville Ontario Hydro; 1991 550 550 4000 1800 7 1677 Exit circuits from ABB and 93 Serrano Southern California 1997 230 242 2000 900 6 893 Turn-key replacement of Substation Ontario, Canada Alstom GIS Substation Edison; CA, USA existing ASEA GIS bus

70 Claireville Ontario Hydro; 1991 250 362 4000 900 1 2330 Exit circuits from ABB GIS 94 Penuelas Enron; Puerto Rico, 1997 230 242 3000 900 1 452 Connect transformer to Substation Ontario, Canada Power Station USA transmission line

71 Milton Ontario Hydro; 1991 550 550 4000 1800 4 1200 Exit circuits from existing 95 Tewksbury New England Electric; 1998 345 362 3000 1050 2 46 Addition of Mitsubishi GIS Substation Ontario, Canada Alstom GIS Substation Massachusetts, USA to existing ITE GIS

72 Manchester PG&E; Rhode Island, 1992 145 145 2000 550 7 412 Exit circuits from 96 Ling Ao NPP Ling Ao Nuclear 1998 550 550 2000 1550 2 3008 Connect generator step-up Street Power USA Mitsubishi GIS Units 1 & 2 Power Co.; China transformers to ABB GIS Station 97 Serrano Southern California 1999 230 550 4000 1050 1 560 Add Mitsubishi GIS & 73 Dunwoodie Con Edison of New 1992 362 362 4000 1050 1 70 Connection between ITE Substation Edison; California, CGIT Circuit to ASEA GIS Substation York; New York, USA & Mitsubishi GIS 3AA USA No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m)

98 Serrano Southern California 2000 550 550 4500 1550 1 476 Replace existing ASEA Substation Edison; CA, USA GIS with Mitsubishi GIS

99 Woburn Boston Edison; 2000 345 550 2000 1175 3 115 Connect Mitsubishi GIS to Substation Massachusetts, USA transmission lines

100 Baxter Entergy; Mississippi, 2000 550 550 4500 1550 1 1252 Turn-key supply of CGIT Wilson USA connected to transmission Power Plant line 101 Sterlington Entergy; Louisiana, 2000 550 550 1750 1550 1 438 Turn-key expansion of ITE Substation USA GIS with new ABB GIS

102 Bethlehem Conectiv; 2001 550 550 2000 1550 2 1085 Turn-key supply of VA Power Plant Pennsylvania, USA TECH GIS and CGIT bus

103 Seven Mile BC Hydro; British 2001 230 242 2500 1050 3 156 Replace existing ITE GIS Columbia Canada with Mitsubishi GIS & CGIT 104 Serrano Southern California 2002 230 242 2000 900 7 551 Replace of existing ASEA Substation Edison; CA, USA GIS with Mitsubishi GIS

105 Valley Southern California 2002 550 550 4000 1550 2 505 Extension to existing Substation Edison; CA, USA ASEA GIS with two new circuits 106 Choctaw Gas Tractebel; Mississippi, 2002 550 550 1200 1550 4 467 Exit circuits from ABB GIS Generation USA

107 Golden Hills National Grid; 2002 121 145 3000 650 1 27 Turn-key replacement of Substation Massachusetts, USA ITE bus

108 Seabrook FP&L Energy; New 2002 345 550 - 1050 1 6 Replace existing arresters Station Hampshire, USA with ABB SF6 arresters

109 Seabrook FP&L Energy; New 2003 345 550 - 1050 3 18 Turn-key replacement of Station Hampshire, USA ITE CCVT’s with trench VT’s 110 Glen Carlyn Dominion Virginia 2003 230 242 3000 900 2 15 Extension of existing BBC Substation Power; Virginia, USA GIS with Mitsubishi GIS

111 Miguel San Diego Gas & 2003 550 550 3000 1550 4 740 Exit circuits from Substation Electric; CA, USA Mitsubishi GIS

112 Plumtree Northeast Utilities; 2004 345 362 3000 1050 7 600 Exit circuits and main bus Substation Connecticut, USA for Mitsubishi GIS

113 Norwalk Northeast Utilities; 2004 345 362 3000 1050 3 981 Exit circuits and main bus Substation Connecticut, USA for Mitsubishi GIS

114 Serrano Southern California 2004 550 550 3000 1550 2 265 Replacement of existing Substation Edison; CA, USA ASEA bus

115 Orimulsion Zhangjiang 2004 550 550 3150 1550 2 579 Exit circuits for Toshiba Power Plant Orimulpower; China GIS

116 Kudankulam Nuclear Power 2004 220 242 2000 1050 2 1188 Tunnel installation from Nuclear Corporation; India GIS to transformers Power Plant 117 Seabrook FP&L Energy; New 2004 345 550 - 1050 1 6 Replace existing arresters Station Hampshire, USA with ABB SF6 arresters

118 Valley Southern California 2004 115 145 2000 650 1 34 Extension to existing Substation Edison; CA, USA ASEA GIS with new circuit

119 Bath County Dominion Virginia 2004 550 550 3000 1800 6 610 Replace BBC GIS & gas Hydro Power; Virginia, USA insulated bus

120 Ward Hill National Grid; 2005 345 362 4000 1050 8 610 Exit bus from Mitsubishi substation Massachusetts, USA substation

121 Wachusett National Grid; 2005 345 362 4000 1050 7 909 Exit bus from Mitsubishi Substation Massachusetts, USA substation No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length Name Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m) (kV) (kV) (A) (kV) Circuits (m)

98 Serrano Southern California 2000 550 550 4500 1550 1 476 Replace existing ASEA 122 Wachusett National Grid; 2005 123 145 4000 550 7 675 Exit bus from Mitsubishi Substation Edison; CA, USA GIS with Mitsubishi GIS Substation Massachusetts, USA substation

99 Woburn Boston Edison; 2000 345 550 2000 1175 3 115 Connect Mitsubishi GIS to 123 Valley Southern California 2005 115 550 6000 550 5 648 (2) circuits of 6000A main Substation Massachusetts, USA transmission lines Substation Edison; CA, USA 4000 bus, (4) 4000A exit circuits

100 Baxter Entergy; Mississippi, 2000 550 550 4500 1550 1 1252 Turn-key supply of CGIT 124 St. Antoine ITC; Michigan, USA 2005 145 145 3000 650 6 279 Exit bus from Mitsubishi Wilson USA connected to transmission Substation substation replacing ITE Power Plant line 125 Bayamon PREPA; Puerto Rico, 2005 115 242 2000 550 2 114 Substation extension 101 Sterlington Entergy; Louisiana, 2000 550 550 1750 1550 1 438 Turn-key expansion of ITE Substation USA between Mitsubishi and VA Substation USA GIS with new ABB GIS Tech GIS 102 Bethlehem Conectiv; 2001 550 550 2000 1550 2 1085 Turn-key supply of VA 126 Laxiwa Huanghe Laxiwa 2005 800 800 4000 2100 2 2928 800 kV installation at Power Plant Pennsylvania, USA TECH GIS and CGIT bus Hydropower Hydropower Station; 208M vertical in side Station Quinhai Prov. China mountain shaft 103 Seven Mile BC Hydro; British 2001 230 242 2500 1050 3 156 Replace existing ITE GIS Columbia Canada with Mitsubishi GIS & 127 Palo Seco PREPA; Puerto Rico, 2005 123 145 2000 550 8 1743 Transformer and OHL exit CGIT Substation USA circuits for ABB GIS

104 Serrano Southern California 2002 230 242 2000 900 7 551 Replace of existing ASEA 128 Arsenal Dequesne Light; 2005 345 362 3000 1050 4 189 Replacement of Substation Edison; CA, USA GIS with Mitsubishi GIS Street Pennsylvania, USA Westinghouse GIS Substation substation with Mitsubishi 105 Valley Southern California 2002 550 550 4000 1550 2 505 Extension to existing GIS and CGIT Substation Edison; CA, USA ASEA GIS with two new circuits 129 Seven Mile - BC Hydro; British 2005 230 242 2500 1050 3 156 Replace ITE GIS with Stage II Columbia Canada Mitsubishi GIS & CGIT 106 Choctaw Gas Tractebel; Mississippi, 2002 550 550 1200 1550 4 467 Exit circuits from ABB GIS Generation USA 130 Taylor Street ComEd; Illinois, USA 2005 345 362 3000 1050 4 127 Extension of existing Substation Alstom GIS with new 107 Golden Hills National Grid; 2002 121 145 3000 650 1 27 Turn-key replacement of Mitsubishi GIS Substation Massachusetts, USA ITE bus 131 Caniff ITC; Michigan, USA 2005 145 145 3000 650 6 321 Exit bus from Mitsubishi 108 Seabrook FP&L Energy; New 2002 345 550 - 1050 1 6 Replace existing arresters Substation substation replacing ITE Station Hampshire, USA with ABB SF6 arresters 132 Mt. Vernon Metro North Railway; 2006 145 242 2000 650 2 20 Retrofit single phase 109 Seabrook FP&L Energy; New 2003 345 550 - 1050 3 18 Turn-key replacement of Station New York, USA transformer connections Station Hampshire, USA ITE CCVT’s with trench VT’s 133 Valley Hybrid Southern California 2006 550 550 4000 1550 2 37 (12) sections of CGIT bus 110 Glen Carlyn Dominion Virginia 2003 230 242 3000 900 2 15 Extension of existing BBC GIS Edison; California, within Mitsubishi hybrid Substation Power; Virginia, USA GIS with Mitsubishi GIS USA GIS 134 PP9 Block Saudi Electricity 2006 380 550 1250 1550 4 9198 Expansion of existing PP9 111 Miguel San Diego Gas & 2003 550 550 3000 1550 4 740 Exit circuits from C&D Company; COA, SAU plant. GIS to transformers Substation Electric; CA, USA Mitsubishi GIS 135 Claireville Hydro One; Ontario, 2006 242 362 4000 900 14 3243 Replace 6000A main bus 112 Plumtree Northeast Utilities; 2004 345 362 3000 1050 7 600 Exit circuits and main bus Substation Canada 6000 & new exit circuits Substation Connecticut, USA for Mitsubishi GIS 136 Midtown ITC; Michigan, USA 2006 145 242 2000 650 8 454 Exit bus from Mitsubishi 113 Norwalk Northeast Utilities; 2004 345 362 3000 1050 3 981 Exit circuits and main bus 3000 substation Substation Connecticut, USA for Mitsubishi GIS 137 Qurayyah 2 Saudi Electricity 2007 380 550 3150 1425 14 12132 4 GIL line crossing circuits, 114 Serrano Southern California 2004 550 550 3000 1550 2 265 Replacement of existing Power plant Company; COA, Saudi 2500 5 steam circuits, and 5 GIB Substation Edison; CA, USA ASEA bus Arabia circuits for ABB substation 115 Orimulsion Zhangjiang 2004 550 550 3150 1550 2 579 Exit circuits for Toshiba 138 Grand Teton Nevada Power 2007 242 242 2000 900 3 421 Unique application of Power Plant Orimulpower; China GIS 2 Company; Nevada, GIL for low profile AIS 116 Kudankulam Nuclear Power 2004 220 242 2000 1050 2 1188 Tunnel installation from USA substation Nuclear Corporation; India GIS to transformers 139 Glenbrook Northeast Utilities; 2007 123 362 4000 550 2 869 Turnkey installation, Power Plant Connecticut, USA standalone GIL 117 Seabrook FP&L Energy; New 2004 345 550 - 1050 1 6 Replace existing arresters 140 Norwalk Northeast Utilities; 2007 362 362 3150 1050 6 564 Expansion GIS bus for Station Hampshire, USA with ABB SF6 arresters Extension Connecticut, USA existing MEPPI substation 118 Valley Southern California 2004 115 145 2000 650 1 34 Extension to existing 141 PP9 Block F Saudi Electricity 2007 380 550 1250 1550 3 1558 Expansion of existing PP9 Substation Edison; CA, USA ASEA GIS with new circuit Company; COA, SAU plant. GIL to transformers 119 Bath County Dominion Virginia 2004 550 550 3000 1800 6 610 Replace BBC GIS & gas Hydro Power; Virginia, USA insulated bus 142 New Jersey New Jersey DOT; New 2007 242 242 2000 900 1 26 Retrofit of old Transit Jersey, USA Westinghouse equipment 120 Ward Hill National Grid; 2005 345 362 4000 1050 8 610 Exit bus from Mitsubishi Substation for new circuit breaker substation Massachusetts, USA substation 143 Rancho Vista Southern California 2007 550 550 3000 1550 6 715 Transformer, main bus, 4000 121 Wachusett National Grid; 2005 345 362 4000 1050 7 909 Exit bus from Mitsubishi Substation Edison; California, and exit bus for Mitsubishi USA 6000 substation Substation Massachusetts, USA substation 7500 No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m)

144 Rancho Vista Southern California 2007 245 550 3000 900 10 1483 Transformer, main bus, Substation Edison; California, 4000 and exit bus for Mitsubishi USA 6000 substation 7500 145 Ling Ao NPP CNPEC; China 2007 550 550 4000 1550 2 3196 Connect GSU Units 3&4 transformers to ABB GIS

146 Wakefield National Grid; 2007 123 145 4000 550 11 650 Exit bus from Mitsubishi Massachusetts, USA substation

147 Wakefield National Grid; 2007 362 362 4000 1050 7 669 Exit bus from Mitsubishi Massachusetts, USA substation

148 Cathedral BC Hydro; British 2008 253 242 2000 900 1 62 Exit bus connecting Square Colombia, Canada existing Mitsubishi GIS to new transformer 149 Revelstoke BC Hydro; British 2008 550 550 4000 1550 3 496 Expansion of existing Hydro Unit Colombia, Canada CGIT main bus for new #5 generator 150 Glen Carlyn Dominion Virginia 2008 230 242 3000 900 9 313 Exit and crossing bus for Substation Power; Virginia, USA Mitsubishi substation

151 Cherrywood Hydro One; Ontario, 2008 550 550 4000 1800 2 3253 GIL connecting new Substation Canada incoming lines to existing AIS 152 Claireville Hydro One; Ontario, 2008 550 550 4000 1550 6 335 2 exit circuits and breaker Substation Canada 1800 connecting bus for existing substation 153 Milton Hydro One; Ontario, 2008 550 550 4000 1550 10 918 Supply of 4 exit circuits, main Substation Canada 6000 1800 bus, and breaker connecting 8000 bus for existing substation 154 Seabrook NextEra Energy; New 2008 345 362 3000 1050 5 325 Expansion of existing Station Hampshire, USA substation including interfaces to ITE eqpt. 155 Hongyanhe CNPEC; China 2008 550 550 2000 1550 4 4194 Connect generator step-up NPP transformers to ABB GIS

156 Golden Hills National Grid; 2009 345 362 4000 1050 1 61 Re-routing existing CGIT Substation Massachusetts, USA equipment

157 Rabigh V Saudi Electricity 2009 550 550 1250 1550 2 30 Emergency bus supply Company; COA, SAU

158 Mica Dam BC Hydro; British 2009 550 550 4000 1550 3 3563 3 inclined circuits between HPP Columbia, Canada GIS and underground power house. 159 Taishan NPP CNPEC; China 2009 550 550 3150 1550 2 4263 Connection between GIS and transformers

160 Nuozhadu Hydro Lancang; China 2009 550 550 4000 1550 3 3177 207 meter vertical HPP installation between GIS and line bushings 161 Sanmen SMNPC; China 2010 550 550 2500 1550 2 1473 Connection between GIS NPP and transformers

162 West Farnum National Grid; 2010 362 362 4000 1050 9 2218 Exit bus from Mitsubishi Substation Rhode Island, USA substation

163 Wachusett National Grid; 2010 362 362 4000 1050 2 238 Exit bus from Mitsubishi Substation Massachusetts, USA substation

164 Radnor Dominion Virginia 2011 230 242 3000 900 6 95 Exit bus from Mitsubishi Heights Power; Virginia, USA substation

165 Northern Nstar; Massachusetts, 2011 121 242 3000 900 6 131 Exit bus from Mitsubishi Avenue USA substation

166 Electric Nstar; Massachusetts, 2011 121 242 3000 900 6 131 Exit bus from Mitsubishi Avenue USA substation No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length Name Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m) (kV) (kV) (A) (kV) Circuits (m)

144 Rancho Vista Southern California 2007 245 550 3000 900 10 1483 Transformer, main bus, 167 Carver Street Nstar; Massachusetts, 2011 121 242 3000 900 8 296 Exit bus from Mitsubishi Substation Edison; California, 4000 and exit bus for Mitsubishi USA substation USA 6000 substation 7500 168 Hawkins Nstar; Massachusetts, 2011 121 362 3000 900 8 110 Exit bus from Mitsubishi 145 Ling Ao NPP CNPEC; China 2007 550 550 4000 1550 2 3196 Connect GSU Street USA substation Units 3&4 transformers to ABB GIS 169 Hohhot Three Gorges Hydro 2011 550 550 3150 1550 1 1091 Inclined tunnel GIL from 146 Wakefield National Grid; 2007 123 145 4000 550 11 650 Exit bus from Mitsubishi PSPP Development Corp; underground powerhouse Massachusetts, USA substation China to OHL bushings

147 Wakefield National Grid; 2007 362 362 4000 1050 7 669 Exit bus from Mitsubishi 170 Heartland Altalink; Alberta, 2011 550 800 4000 1800 2 1370 GIL line crossing (rated for Massachusetts, USA substation Canada -50°C)

148 Cathedral BC Hydro; British 2008 253 242 2000 900 1 62 Exit bus connecting 171 Qurayyah 2 Saudi Electricity 2012 380 550 3150 1425 1 417 GIL Sections Square Colombia, Canada existing Mitsubishi GIS to Power plant Company; COA, SAU new transformer 172 Cato ITC; Michigan, USA 2012 145 145 3000 650 6 135 Exit bus from Mitsubishi 149 Revelstoke BC Hydro; British 2008 550 550 4000 1550 3 496 Expansion of existing Substation substation Hydro Unit Colombia, Canada CGIT main bus for new #5 generator 173 Mystic Street Nstar; Massachusetts, 2012 121 242 3000 550 1 7 Exit bus from Mitsubishi USA substation, internally 150 Glen Carlyn Dominion Virginia 2008 230 242 3000 900 9 313 Exit and crossing bus for mounted CT in pothead Substation Power; Virginia, USA Mitsubishi substation 174 Scotia Street Nstar; Massachusetts, 2012 121 362 3000 550 2 54 Exit bus from Mitsubishi 151 Cherrywood Hydro One; Ontario, 2008 550 550 4000 1800 2 3253 GIL connecting new Side A USA substation; Emergency Substation Canada incoming lines to existing order; delivered in 2 weeks AIS 175 Toronto Main Hydro One; Ontario, 2012 170 145 2000 750 2 175 GIB connecting a 152 Claireville Hydro One; Ontario, 2008 550 550 4000 1550 6 335 2 exit circuits and breaker Transformer Canada transformer to a dead tank Substation Canada 1800 connecting bus for existing Station circuit breaker substation 176 Alberhill Southern California 2012 550 550 3000 1550 6 2025 Exit bus from Mitsubishi 153 Milton Hydro One; Ontario, 2008 550 550 4000 1550 10 918 Supply of 4 exit circuits, main Substation Edison; California, 4000 substation Substation Canada 6000 1800 bus, and breaker connecting USA 6000 8000 bus for existing substation 7500 154 Seabrook NextEra Energy; New 2008 345 362 3000 1050 5 325 Expansion of existing 177 Shurton National Grid, UK 2012 420 550 4000 1425 8 1390 Exit bus from Mitsubishi Station Hampshire, USA substation including substation interfaces to ITE eqpt. 178 Mount Storm Dominion Virginia 2012 550 550 5000 1550 7 923 Exit bus from Mitsubishi 155 Hongyanhe CNPEC; China 2008 550 550 2000 1550 4 4194 Connect generator step-up Substation Power; WV, USA substation NPP transformers to ABB GIS 179 Scotia Street Nstar; Massachusetts, 2012 121 362 3000 550 2 54 Exit bus from Mitsubishi 156 Golden Hills National Grid; 2009 345 362 4000 1050 1 61 Re-routing existing CGIT Side B USA substation Substation Massachusetts, USA equipment 180 Branchburg PSE&G; New Jersey, 2013 242 362 4000 1050 1 582 GIL located inside AIS 157 Rabigh V Saudi Electricity 2009 550 550 1250 1550 2 30 Emergency bus supply Switching USA given insufficient space for Company; COA, SAU Station more AIS

158 Mica Dam BC Hydro; British 2009 550 550 4000 1550 3 3563 3 inclined circuits between 181 Power Plant Saudi Electricity 2013 420 550 1200 1425 4 179 Cable termination tank for HPP Columbia, Canada GIS and underground #9 Block Company; COA, SAU GIB diversion power house. C&D 159 Taishan NPP CNPEC; China 2009 550 550 3150 1550 2 4263 Connection between GIS 182 Abha East Saudi Electricity 2013 380 550 3150 1425 1 101 Connection from and transformers Company; COA, SAU transformer to GIS eqpt.

160 Nuozhadu Hydro Lancang; China 2009 550 550 4000 1550 3 3177 207 meter vertical 183 Al-Kharj S/S Saudi Electricity 2013 380 550 1250 1425 1 91 Connection from HPP installation between GIS 9003 Company; COA, SAU transformer to GIS eqpt. and line bushings 184 Hail S/S Saudi Electricity 2013 380 550 1250 1425 1 21 Connection from reactor to 161 Sanmen SMNPC; China 2010 550 550 2500 1550 2 1473 Connection between GIS 9030 Company; COA, SAU air bushings NPP and transformers 189 Kingston St. Nstar; Massachusetts, 2014 345 362 3000 1050 4 462 Exit bus from Mitsubishi 162 West Farnum National Grid; 2010 362 362 4000 1050 9 2218 Exit bus from Mitsubishi USA substation Substation Rhode Island, USA substation 190 SEC Saudi Electricity 2014 380 550 1250 1425 11 237 Multiple transformer to 163 Wachusett National Grid; 2010 362 362 4000 1050 2 238 Exit bus from Mitsubishi Transformer Company; COA, SAU cable sealing tanks Substation Massachusetts, USA substation Adapters

164 Radnor Dominion Virginia 2011 230 242 3000 900 6 95 Exit bus from Mitsubishi 191 Jeddah Saudi Electricity 2014 380 550 1250 1425 1 6 Connection from Heights Power; Virginia, USA substation Company; COA, SAU transformer to GIS eqpt.

165 Northern Nstar; Massachusetts, 2011 121 242 3000 900 6 131 Exit bus from Mitsubishi 192 South Saudi Electricity 2014 380 550 1250 1425 1 7 Connection from Avenue USA substation Aziziah Company; COA, SAU transformer to GIS eqpt.

166 Electric Nstar; Massachusetts, 2011 121 242 3000 900 6 131 Exit bus from Mitsubishi 193 Qurayyah 2 Saudi Electricity 2012 380 550 3150 1425 1 906 GIL Sections Avenue USA substation Power plant Company; COA, SAU No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m)

194 Brambleton Dominion Virginia 2015 550 550 3000 1800 6 890 Exit bus from Mitsubishi Substation Power; Virginia, USA substation

195 Haiyang NPP CPIC; China 2014 550 550 2500 1675 2 1807 Connect generator step-up transformers to GIS

196 Lufeng CNPEC; China 2014 550 550 2500 1675 2 3841 Connect generator step-up transformers to GIS

197 Jinzhong CSG; China 2014 500 550 3200 1675 3 1326 Connection between GIS and air bushings

198 Seafood Way Nstar; Massachusetts, 2015 121 242 3000 550 10 235 Exit bus from Mitsubishi Substation USA substation

199 Lauchstown PPL; Pennsylvania, 2015 550 550 4000 1550 3 462 Exit bus from Mitsubishi Substation USA substation

200 Ghazlan Saudi Electricity 2015 380 550 1200 1550 1 173 Existing GIL to step up Power Plant Company; COA, SAU transformer

201 Seabrook FP&L Energy; New 2015 345 550 3000 1050 3 18 Replacement of ITE Station Hampshire, USA CCVT’s with trench VT’s

202 Seabrook FP&L Energy; New 2015 345 550 3000 1050 3 18 Replacement of ITE Station Hampshire, USA CCVT’s with trench VT’s

203 Hongyanhe CNPEC; China 2015 550 550 2000 1675 2 4338 Connect generator step-up NPP transformers to GIS

204 Ghazlan Saudi Electricity 2015 380 550 1200 1550 1 138 Existing GIL to step up Power Plant Company; COA, SAU transformer

205 Ghazlan Saudi Electricity 2015 380 550 1200 1550 2 104 Existing GIL to step up Power Plant Company; COA, SAU transformer

206 Highland Exelon; Illinois, USA 2015 145 145 3000 650 1 541 GIL located inside Park restricted space AIS Substation 207 Cambridge Nstar; Massachusetts, 2015 121 242 3000 550 4 315 Exit bus from Mitsubishi Substation USA substation

208 Qurayyah Saudi Electricity 2015 380 550 2500 1550 1 60 Replace existing TBT to Power plant Company; COA, SAU GIL

209 Huangdeng Hydro Lancang; China 2015 550 550 4000 1675 2 2063 194 meter vertical HPP installation between GIS and line bushings 210 Bruce / Hydro One; Ontario, 2015 250 242 3000 1050 4 1884 Air insulated substation Richview Canada bypass

211 PP9 Saudi Electricity 2015 380 550 1500 1550 1 15 Transformer to cable Company; COA, SAU sealing termination

212 Lingan Nova Scotia Power; 2015 242 242 2000 900 1 15 Retrofit of GIL to Nova Scotia, Canada Mitsubishi GIS

Total Supplied Length by Equipment Size Through December 2015

System Voltage (kV) 115/172 242/300 362 550 800 1200 Total

Single Phase Meters 9,393 34,370 24,435 109,809 5,153 768 183,928

Percent of Total 5.11% 18.69% 13.29% 59.70% 2.80% 0.42% 100.00% No. Project Customer & Location Order Voltage Equipment Current BIL Number Phase Notes Name Date Rating Provided Rating Rating of Length (kV) (kV) (A) (kV) Circuits (m)