Appendix 4 Additional Information on Financial Debt (Tables)

12 Months Ended

Dec. 31, 2017

Disclosure Of Financial Liabilities [Line Items]

Summary of Bank Loans by Currency and Maturity

Bank loans by currency and contractual maturity as of December 31, 2017 and 2016, are as follows:

Summary of bank loans by currency and maturity

Current

Non-current

Maturity

Maturity

Effective Interest

Nominal Interest

Secured/

One to three months

Three to twelve months

Total Current 12/31/2017

One to two years

Two to three years

Three to four years

Four to five years

Over five years

Total Non-Current 12/31/2017

Country

Currency

Rate

Rate

Unsecured

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

Chile

Ch$

6.00%

6.00%

Unsecured

122

—

122

—

—

—

—

—

—

Total

122

—

122

—

—

—

—

—

—

Current

Non-current

Maturity

Maturity

Effective Interest

Nominal Interest

Secured/

One to three months

Three to twelve months

Total Current 12/31/2016

One to two years

Two to three years

Three to four years

Four to five years

Over five years

Total Non-Current 12/31/2016

Country

Currency

Rate

Rate

Unsecured

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

Chile

Ch$

6.00%

6.00%

Unsecured

4,274

—

4,274

—

—

—

—

—

—

Total

4,274

—

4,274

—

—

—

—

—

—

Summary of Identification of Bank Borrowings by Company

Identification of bank borrowings by company

Appendix No.4, letter a), presents details of estimated future cash flows (undiscounted) that the Group will have to disburse to settle the bank loans detailed above.

												December 31, 2017
												Current						Non-current
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Amortization	Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
96.800.570-7	Enel Distribución Chile S.A.	Chile	97.006.000-6	Banco de Crédito e Inversiones	Chile	Ch$		6.00%		6.00%	At maturity		13		—		13		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	97.006.000-6	Banco de Crédito e Inversiones	Chile	Ch$		6.00%		6.00%	At maturity		97		—		97		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	97.036.000-K	Banco Santander	Chile	Ch$		6.00%		6.00%	At maturity		12		—		12		—		—		—		—		—		—
											Total		122		—		122		—		—		—		—		—		—
												December 31, 2016
												Current						Non-current
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Amortization	Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
96.800.570-7	Enel Distribución Chile S.A.	Chile	97.006.000-6	Banco de Crédito e Inversiones	Chile	Ch$		6.00%		6.00%	At maturity		102		—		102		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	97.006.000-6	Banco de Crédito e Inversiones	Chile	Ch$		6.00%		6.00%	At maturity		2,037		—		2,037		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	97.036.000-K	Banco Santander	Chile	Ch$	6.00%		6.00%		At maturity		2,135		—		2,135		—		—		—		—		—		—
											Total		4,274		—		4,274		—		—		—		—		—		—

Summary of Unsecured Liabilities by Currency and Maturity

The detail of Unsecured Liabilities by currency and maturity as of December 31, 2017 and 2016, is as follows:

Summary of unsecured liabilities by currency and maturity

							Current						Non-Current
							Maturity						Maturity
		Effective Interest		Nominal Annual		Secured/	One to three months		Three to Twelve months		Total Current 12/31/2016		One to two years		Two to three years		Three to four years		Four to five years		More than five years		Total Non-Current 12/31/2017
Country	Currency	Rate		Rate		Unsecured	ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$
Chile	US$		6.99%		6.90%	Unsecured		6,322,081		2,206,269		8,528,350		—		—		—		—		430,228,859		430,228,859
Chile	U.F.		6.00%		5.48%	Unsecured		—		6,927,432		6,927,432		5,574,013		5,574,013		5,574,013		5,574,013		295,598,892		317,894,944
						Total		6,322,081		9,133,701		15,455,782		5,574,013		5,574,013		5,574,013		5,574,013		725,827,751		748,123,803
							Current						Non-Current
							Maturity						Maturity
		Effective Interest		Nominal Annual		Secured/	One to three months		Three to Twelve months		Total Current 12/31/2015		One to two years		Two to three years		Three to four years		Four to five years		More than five years		Total Non-Current 12/31/2016
Country	Currency	Rate		Rate		Unsecured	ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$
Chile	US$	6.99%		6.90%		Unsecured		6,884,819		2,402,653		9,287,472		—		—		—		—		468,578,474		468,578,474
Chile	U.F.	6.00%		5.48%		Unsecured		—		6,881,001		6,881,001		5,480,380		5,480,380		5,480,380		5,480,380		295,637,694		317,559,214
						Total		6,884,819		9,283,654		16,168,473		5,480,380		5,480,380		5,480,380		5,480,380		764,216,168		786,137,688

Summary of Unsecured Liabilities by Company

Identification of unsecured liabilities by company

												December 31, 2017
												Current						Non-Current
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Secured	Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon -Primera Emisión S-1	USA	US$		7.96%		7.88%	No		4,152,926		—		4,152,926		—		—		—		—		125,566,611		125,566,611
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Primera Emisión S-2	USA	US$		7.40%		7.33%	No		1,328,023		—		1,328,023		—		—		—		—		42,902,198		42,902,198
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Primera Emisión S-3	USA	US$		8.26%		8.13%	No		841,132		—		841,132		—		—		—		—		19,398,499		19,398,499
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Única 24296	USA	US$		4.32%		4.25%	No		—		2,206,269		2,206,269		—		—		—		—		242,361,551		242,361,551
91.081.000-6	Enel Generación Chile S.A.	Chile	97.004.000-5	Banco Santander -317 Serie-H	Chile	U.F.		7.17%		6.20%	No		—		6,374,051		6,374,051		5,574,013		5,574,013		5,574,013		5,574,013		30,872,536		53,168,588
91.081.000-6	Enel Generación Chile S.A.	Chile	97.004.000-5	Banco Santander 522 Serie-M	Chile	U.F.		4.82%		4.75%	No		—		553,381		553,381		—		—		—		—		264,726,356		264,726,356
									Total Unsecured Bonds				6,322,081		9,133,701		15,455,782		5,574,013		5,574,013		5,574,013		5,574,013		725,827,751		748,123,803
												December 31, 2016
												Current						Non-Current
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Secured	Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon -Primera Emisión S-1	USA	US$		7.96%		7.88%	No		4,522,585		—		4,522,585		—		—		—		—		136,759,395		136,759,395
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Primera Emisión S-2	USA	US$		7.40%		7.33%	No		1,446,232		—		1,446,232		—		—		—		—		46,792,429		46,792,429
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Primera Emisión S-3	USA	US$		8.26%		8.13%	No		916,002		—		916,002		—		—		—		—		21,608,757		21,608,757
91.081.000-6	Enel Generación Chile S.A.	Chile	Foreign	BNY Mellon - Única 24296	USA	US$		4.32%		4.25%	No		—		2,402,653		2,402,653		—		—		—		—		263,417,893		263,417,893
91.081.000-6	Enel Generación Chile S.A.	Chile	97.004.000-5	Banco Santander -317 Serie-H	Chile	U.F.		7.17%		6.20%	No		—		6,337,021		6,337,021		5,480,380		5,480,380		5,480,380		5,480,380		35,587,764		57,509,284
91.081.000-6	Enel Generación Chile S.A.	Chile	97.004.000-5	Banco Santander 522 Serie-M (*)	Chile	U.F.		4.82%		4.75%	No		—		543,980		543,980		—		—		—		—		260,049,930		260,049,930
									Total Unsecured Bonds				6,884,819		9,283,654		16,168,473		5,480,380		5,480,380		5,480,380		5,480,380		764,216,168		786,137,688

Summary of Detail of Finance Lease Obligations

18.4Detail of finance lease obligations

Appendix No. 4 letter c) presents details of estimated future cash flows (undiscounted) that the Group will have to disburse to settle the finance lease obligations detailed above.

									December 31, 2017
									Current						Non-Current ThCh$
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Nominal Interest Rate		Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	76.555.400-4	Transelec S.A.	Chile	US$		6.50%		439,377		1,360,411		1,799,788		2,459,000		1,916,774		2,041,364		2,174,053		4,217,935		12,809,126
							Total Leasing			439,377		1,360,411		1,799,788		2,459,000		1,916,774		2,041,364		2,174,053		4,217,935		12,809,126
									December 31, 2016
									Current						Non-Current ThCh$
Taxpayer ID Number	Company	Country	Taxpayer ID Number	Financial Institution	Country	Currency	Nominal Interest Rate		Less than 90 days ThCh$		More than 90 days ThCh$		Total Current ThCh$		One to two years ThCh$		Two to three years ThCh$		Three to four years ThCh$		Four to five years ThCh$		More than five years ThCh$		Total Non-Current ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	76.555.400-4	Transelec S.A.	Chile	US$		6.50%		449,283		1,391,084		1,840,367		2,677,880		2,677,880		1,959,990		2,087,390		6,506,140		15,909,280
							Total Leasing			449,283		1,391,084		1,840,367		2,677,880		2,677,880		1,959,990		2,087,390		6,506,140		15,909,280

Undiscounted Cash Flow [Member]

Disclosure Of Financial Liabilities [Line Items]

Summary of Bank Loans by Currency and Maturity

1. Summary of bank borrowings by currency and maturity

			Current			Non-current						Current			Non-current
			Maturity			Maturity						Maturity			Maturity
Country	Currency	Nominal Interest Rate	One to three months	Three to twelve months	Total Currentat 12/31/2017	One to two years	Two to three years	Three to four years	Four to five years	More than five years	Total Non- Currentat 12/31/2017	One to three months	Three to twelve months	Total Currentat 12/31/2016	One to two years	Two to three years	Three to four years	Four to five years	More than five years	Total Non- Currentat 12/31/2016
			ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$
Chile	Ch$	6.00%	122	—	122	—	—	—	—	—	—	4,283	—	4,283	—	—	—	—	—	—
		Total	122	—	122	—	—	—	—	—	—	4,283	—	4,283	—	—	—	—	—	—

Summary of Identification of Bank Borrowings by Company

2. Identification of bank borrowings by company

							December 31, 2017
							Current						Non-current
Taxpayer ID No.	Company	Country	Financial Institution	Currency	Effective Interest Rate	Nominal Interest Rate	Less than 90 days		More than 90 days		Total Current		One to two years		Two to three years		Three to four years		Four to five years		More than five years		Total Non-Current
							ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$
96.800.570-7	Enel Distribución Chile S.A.	Chile	Banco de Crédito e Inversiones	Ch$	6.00%	6.00%		13		—		13		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	Banco de Crédito e Inversiones	US$	6.00%	6.00%		97		—		97		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	Banco Santander	Ch$	6.00%	6.00%		12		—		12		—		—		—		—		—		—
			Total					122		—		122		—		—		—		—		—		—
							December 31, 2016
							Current						Non-current
Taxpayer ID No.	Company	Country	Financial Institution	Currency	Effective Interest Rate	Nominal Interest Rate	Less than 90 days		More than 90 days		Total Current		One to two years		Two to three years		Three to four years		Four to five years		More than five years		Total Non-Current
							ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$
96.800.570-7	Enel Distribución Chile S.A.	Chile	Banco de Crédito e Inversiones	Ch$	6.00%	6.00%		102		—		102		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	Banco de Crédito e Inversiones	US$	6.00%	6.00%		2,048		—		2,048		—		—		—		—		—		—
91.081.000-6	Enel Generación Chile S.A.	Chile	Banco Santander	Ch$	6.00%	6.00%		2,133		—		2,133		—		—		—		—		—		—
			Total					4,283		—		4,283		—		—		—		—		—		—

Summary of Unsecured Liabilities by Currency and Maturity

b) Secured and unsecured liabilities

1. Summary of secured and unsecured liabilities by currency and maturity

			Current			Non-current						Current				Non-current
			Maturity			Maturity						Maturity				Maturity
Country	Currency	Nominal Interest Rate	One to three months	Three to twelve months	Total Current at 12/31/2017	One to two years	Two to three years	Three to four years	Four to five years	More than five years	Total Non-Current at 12/31/2017		One to three months	Three to twelve months	Total Current at 12/31/2016		One to two years	Two to three years	Three to four years	Four to five years	More than five years	Total Non-Current at 12/31/2016
			ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$		ThCh$	ThCh$	ThCh$		ThCh$	ThCh$	ThCh$	ThCh$	ThCh$	ThCh$
Chile	US$	6.90%	6,697,979	20,093,935	26,791,914	26,791,913	26,791,913	26,791,913	26,791,913	568,727,913	675,895,565		7,264,786	21,794,359	29,059,145		29,059,146	29,059,146	29,059,146	29,059,146	641,348,382	757,584,966
Chile	U.F.	5.48%	5,775,038	22,689,438	28,464,476	51,927,014	49,837,566	47,748,117	45,658,669	256,892,562	452,063,928		6,466,160	24,665,200	31,131,360		30,632,431	53,611,843	51,316,337	49,020,830	305,390,728	489,972,169
		Total	12,473,017	42,783,373	55,256,390	78,718,927	76,629,479	74,540,030	72,450,582	825,620,475	1,127,959,493		13,730,946	46,459,559	60,190,505		59,691,577	82,670,989	80,375,483	78,079,976	946,739,110	1,247,557,135

Summary of Unsecured Liabilities by Company

2. Secured and unsecured liabilities by company

										December 31, 2017
										Current						Non-Current
Taxpayer ID No.	Company	Country	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Less than 90 days		More than 90 days		Total Current		One to two years		Two to three years		Three to four years		Four to five years		More than five years		Total Non-Current
										ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	BNY Mellon - Primera Emisión S-1	U.S.A.	US$		7.96%		7.88%		2,612,406		7,837,217		10,449,623		10,449,623		10,449,623		10,449,623		10,449,623		170,108,928		211,907,420
91.081.000-6	Enel Generación Chile S.A.	Chile	BNY Mellon - Primera Emisión S-2	U.S.A.	US$		7.40%		7.33%		833,743		2,501,229		3,334,972		3,334,972		3,334,972		3,334,972		3,334,972		86,312,007		99,651,895
91.081.000-6	Enel Generación Chile S.A.	Chile	BNY Mellon - Primera Emisión S-3	U.S.A.	US$		8.26%		8.13%		530,161		1,590,483		2,120,644		2,120,644		2,120,644		2,120,644		2,120,644		51,884,633		60,367,209
91.081.000-6	Enel Generación Chile S.A.	Chile	BNY Mellon - Unica 24296	U.S.A.	US$		4.32%		4.25%		2,721,669		8,165,006		10,886,675		10,886,674		10,886,674		10,886,674		10,886,674		260,422,345		303,969,041
91.081.000-6	Enel Generación Chile S.A.	Chile	Banco Santander -317 Serie-H	Chile	U.F.		7.17%		6.20%		1,414,018		9,606,378		11,020,396		10,516,773		10,013,150		9,509,527		9,005,904		44,726,323		83,771,677
91.081.000-6	Enel Generación Chile S.A.	Chile	Banco Santander 522  Serie-M	Chile	U.F.		4.82%		4.75%		4,361,020		13,083,060		17,444,080		41,410,241		39,824,416		38,238,590		36,652,765		212,166,239		368,292,251
								Total			12,473,017		42,783,373		55,256,390		78,718,927		76,629,479		74,540,030		72,450,582		825,620,475		1,127,959,493
										December 31, 2016
										Current						Non-Current
Taxpayer ID No.	Company	Country	Financial Institution	Country	Currency	Effective Interest Rate		Nominal Interest Rate		Less than 90 days		More than 90 days		Total Current		One to two years		Two to three years		Three to four years		Four to five years		More than five years		Total Non-Current
										ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$		ThCh$
91.081.000-6	Enel Generación Chile S.A.	Chile	BNY Mellon - Primera Emisión S-1	U.S.A.	US$		7.96%		7.88%		2,832,647		8,497,942		11,330,589		11,330,590		11,330,590		11,330,590		11,330,590		196,227,387		241,549,747
91.081.000-6	Enel Generación Chile S.A.	Chile	BNY Mellon - Primera EmisiónS-2	U.S.A.	US$		7.40%		7.33%		903,234		2,709,703		3,612,937		3,612,937		3,612,937		3,612,937		3,612,937		93,701,216		108,152,964
91.081.000-6	Enel Generación Chile S.A.	Chile	BNY Mellon - Primera Emisión S-3	U.S.A.	US$		8.26%		8.13%		574,765		1,724,294		2,299,059		2,299,059		2,299,059		2,299,059		2,299,059		56,341,806		65,538,042
91.081.000-6	Enel Generación Chile S.A.	Chile	BNY Mellon - Única 24296	U.S.A.	US$		4.32%		4.25%		2,954,140		8,862,420		11,816,560		11,816,560		11,816,560		11,816,560		11,816,560		295,077,973		342,344,213
91.081.000-6	Enel Generación Chile S.A.	Chile	Banco Santander -317 Serie-H	Chile	U.F.		7.17%		6.20%		1,525,571		9,843,433		11,369,004		10,870,075		10,371,146		9,872,218		9,373,289		52,887,199		93,373,927
91.081.000-6	Enel Generación Chile S.A.	Chile	Banco Santander 522  Serie-M	Chile	U.F.		4.82%		4.75%		4,940,589		14,821,767		19,762,356		19,762,356		43,240,697		41,444,119		39,647,541		252,503,529		396,598,242
								Total			13,730,946		46,459,559		60,190,505		59,691,577		82,670,989		80,375,483		78,079,976		946,739,110		1,247,557,135

Summary of Detail of Finance Lease Obligations

1. Financial lease obligations by company

December 31, 2017

Current

Non-Current

Taxpayer ID No.

Company

Country

Taxpayer ID No.

Financial Institution

Country

Currency

Nominal Interest Rate

Less than 90 days

More than 90 days

Total Current

One to two years

Two to three years

Three to four years

Four to five years

More than five years

Total Non-Current

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

91.081.000-6

Enel Generación Chile S.A.

Chile

76.556.400-4

Transelec S.A.

Chile

US$

6.50%

685,232

2,052,448

2,737,680

2,728,693

2,719,123

2,708,931

2,698,076

4,473,883

15,328,706

Total

685,232

2,052,448

2,737,680

2,728,693

2,719,123

2,708,931

2,698,076

4,473,883

15,328,706

December 31, 2016

Current

Non-Current

Taxpayer ID No.

Company

Country

Taxpayer ID No.

Financial Institution

Country

Currency

Nominal Interest Rate

Less than 90 days

More than 90 days

Total Current

One to two years

Two to three years

Three to four years

Four to five years

More than five years

Total Non-Current

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

ThCh$

91.081.000-6

Enel Generación Chile S.A.

Chile

76.556.400-4

Transelec S.A.

Chile

US$

6.50%

734,006

2,200,827

2,934,833

2,931,533

2,928,019

2,924,276

2,920,289

7,777,314

19,481,431

Total

734,006

2,200,827

2,934,833

2,931,533

2,928,019

2,924,276

2,920,289

7,777,314

19,481,431