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Commitments for Expenditure (Tables) | 12 Months Ended
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Dec. 31, 2018
Commitments for Expenditure [Abstract] |
Commitments for acquisition of property, plant and equipment |
The commitments for acquisition of property, plant and equipment as of December 31, 2017 and 2018 are as follows:
|  |  |  |  | 2017 |  |  | 2018 |
Contracts |  |  |  |  | Amounts |  |  | Balance |  |  | Amounts |  |  | Balance |
|  |  |  |  | In millions of won |
Purchase of switch (25.8kV Eco) 12,450 |  | ￦ |  |  |  |  | 50,526 |  |  |  | 35,494 |  |  |  | 50,526 |  |  |  | — |
Purchase of cable (PVC,1C,2000SQ) 153,000M and others (Shin-Bupyung-Youngseo) |  |  |  |  |  |  | 50,256 |  |  |  | 42,857 |  |  |  | 56,183 |  |  |  | 37,309 |
Purchase of cable (PVC, 1C, 2500SQ) 103,374M and others (Bukdangjin-Shintangjung) |  |  |  |  |  |  | 42,500 |  |  |  | 29,987 |  |  |  | 44,315 |  |  |  | 31,801 |
Purchase of GIS (362KV 6300A 63KA) 23CB – YoungseoS/S |  |  |  |  |  |  | 34,500 |  |  |  | 34,500 |  |  |  | 34,500 |  |  |  | 34,500 |
Purchase of GIS (362KV 6300A 63KA) 27CB – KwangyangS/S |  |  |  |  |  |  | 37,476 |  |  |  | 18,044 |  |  |  | 37,694 |  |  |  | 10,491 |
Purchase of GIS (800KV 8000A 50KA) 10CB – Shin-JungbuS/S |  |  |  |  |  |  | 63,730 |  |  |  | 44,955 |  |  |  | 63,730 |  |  |  | — |
Purchase of transformer (765/345/23kV 666.7MVA, 2TANK) 6 units – Shin-JungbuS/S |  |  |  |  |  |  | 37,500 |  |  |  | 37,500 |  |  |  | 37,500 |  |  |  | — |
Purchase of cable (TR CNCE-W/AL,1C,400SQ) 4,645,000M |  |  |  |  |  |  | 78,076 |  |  |  | 76,762 |  |  |  | 78,076 |  |  |  | — |
Purchase of Concrete Poles (10M, 350KGF) 121,900 and 6 others |  |  |  |  |  |  | 133,387 |  |  |  | 112,981 |  |  |  | 133,387 |  |  |  | 13,343 |
Advanced E-Type low voltage electricity meter 1,600,000 units |  |  |  |  |  |  | 65,408 |  |  |  | 64,592 |  |  |  | 65,408 |  |  |  | — |
Purchase of Ground Switch (44-D-A125, 600AX4) and 1 other 4,016 units |  |  |  |  |  |  | 56,482 |  |  |  | 55,990 |  |  |  | 56,482 |  |  |  | — |
Purchase of cable (TR CNCE-W/AL,1C,400SQ) 3,504,000M |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 66,240 |  |  |  | 38,998 |
Purchase of cable (FR CNCO-W,1C,325SQ) 1,400,000 |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 57,475 |  |  |  | 48,598 |
Purchase of switch (Eco) 9,360 units |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 40,631 |  |  |  | 34,797 |
Construction of Shin-Kori units (#3,4) |  |  |  |  |  |  | 7,363,514 |  |  |  | 93,637 |  |  |  | 7,363,514 |  |  |  | 3,211 |
Construction of Shin-Kori units (#5,6) |  |  |  |  |  |  | 8,625,387 |  |  |  | 6,757,146 |  |  |  | 8,625,387 |  |  |  | 5,930,099 |
Construction of Shin-Hanul units (#1,2) |  |  |  |  |  |  | 7,982,342 |  |  |  | 1,015,813 |  |  |  | 7,982,342 |  |  |  | 355,704 |
Construction of Shin-Hanul units (#3,4)(*) |  |  |  |  |  |  | 8,261,818 |  |  |  | 8,097,056 |  |  |  | — |  |  |  | — |
Other 26 contracts |  |  |  |  |  |  | 262,400 |  |  |  | 114,041 |  |  |  | 269,681 |  |  |  | 161,243 |
Purchase of main machine for construction of Seoul Combined units (#1,2) |  |  |  |  |  |  | 361,203 |  |  |  | 99,031 |  |  |  | 365,164 |  |  |  | 51,165 |
Construction of Seoul Combined units (#1,2) |  |  |  |  |  |  | 227,685 |  |  |  | 60,568 |  |  |  | 285,890 |  |  |  | 27,125 |
Purchase of smoke eliminating machine for construction of Shin-Boryeong units (#1,2) |  |  |  |  |  |  | 169,544 |  |  |  | 36,417 |  |  |  | 172,609 |  |  |  | 13,986 |
Service of designing Shin-Boryeong units (#1,2) |  |  |  |  |  |  | 127,810 |  |  |  | 16,371 |  |  |  | 120,199 |  |  |  | 1,076 |
Purchase of main machine for construction of Shin-Boryeong units (#1,2) |  |  |  |  |  |  | 866,065 |  |  |  | 4,981 |  |  |  | 866,065 |  |  |  | 4,981 |
Construction of Shin-Boryeong units (#1,2) |  |  |  |  |  |  | 316,190 |  |  |  | 23,100 |  |  |  | 309,466 |  |  |  | — |
Purchase of furnace for construction of Shin-Seocheon thermal power plant |  |  |  |  |  |  | 302,030 |  |  |  | 222,555 |  |  |  | 305,209 |  |  |  | 74,631 |
Purchase of turbine generator for construction of Shin-Seocheon thermal power plant |  |  |  |  |  |  | 104,402 |  |  |  | 83,522 |  |  |  | 104,402 |  |  |  | 57,968 |
Electricity construction of Shin-Seocheon thermal power plant |  |  |  |  |  |  | 200,453 |  |  |  | 196,993 |  |  |  | 217,848 |  |  |  | 174,122 |
Purchase of main machine for Jeju LNG combined |  |  |  |  |  |  | 166,287 |  |  |  | 15,409 |  |  |  | 166,287 |  |  |  | 11,272 |
Purchase of coal handling machine for construction of Taean (#9,10) and IGCC units (conditional contract for installation) |  |  |  |  |  |  | 193,375 |  |  |  | 5,129 |  |  |  | 205,764 |  |  |  | 282 |
Purchase of furnace for construction of Taean units (#9,10) |  |  |  |  |  |  | 566,945 |  |  |  | 33,817 |  |  |  | 556,504 |  |  |  | 18,502 |
Service of designing Taean units (#9,10) |  |  |  |  |  |  | 111,322 |  |  |  | 13,671 |  |  |  | 112,344 |  |  |  | 13,338 |
Purchase of turbine generator for construction of Taean units (#9,10) |  |  |  |  |  |  | 205,267 |  |  |  | 550 |  |  |  | 214,462 |  |  |  | 10,422 |
Purchase of oxygen plant for construction of Taean IGCC units |  |  |  |  |  |  | 94,564 |  |  |  | 199 |  |  |  | 96,068 |  |  |  | 1,552 |
Service of designing Taean IGCC plant units |  |  |  |  |  |  | 44,802 |  |  |  | 2,669 |  |  |  | 46,001 |  |  |  | 3,161 |
Purchase of furnace for construction of Samcheok units (#1,2) |  |  |  |  |  |  | 1,082,641 |  |  |  | 5,963 |  |  |  | 1,092,287 |  |  |  | 12,215 |
Purchase of coal handling machine for construction of Samcheok units (#1,2) |  |  |  |  |  |  | 304,924 |  |  |  | 52,362 |  |  |  | 307,925 |  |  |  | 48,736 |
Service of designing Samcheok units (#1,2) |  |  |  |  |  |  | 114,047 |  |  |  | 4,745 |  |  |  | 103,679 |  |  |  | — |
Purchase of turbine main equipment for Samcheok units (#1,2) |  |  |  |  |  |  | 215,333 |  |  |  | 874 |  |  |  | 212,188 |  |  |  | 348 |
Purchase of main equipment for Namjeju |  |  |  |  |  |  | — |  |  |  | — |  |  |  | 146,594 |  |  |  | 134,949 |
(*) | The Company recognized impairment loss in relation to Shin-Hanul unit 3 and 4, and there are no legally binding commitments for expenditure as of December 31, 2018.
Commitments for inventory purchase | Contract periods for ore concentrates, conversion, enrichment and design and fabrication are as follows:
Type |  | Periods |  |  | Contracted quantity |
Concentrate |  |  | 2018 ~ 2030 |  |  |  | 48,162 Ton U3O8 |
Transformed |  |  | 2018 ~ 2030 |  |  |  | 23,484 Ton U |
Enrichment |  |  | 2018 ~ 2030 |  |  |  | 25,530 Ton SWU |
Molded |  |  | 2018 ~ 2022 |  |  |  | 520 Ton U |

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