CNO - Acuerdo 2202 de 2026 - Anexo 7

Test Report Nº 20994-2-TRColombiaPage 1 of 12

TESTING LABORATORYName..................................................... :Certification Entity for Renewable Energies, S.L. (CERE Testing Laboratory)Address................................................. : C/ Monturiol 15. 28906. Getafe - Madrid -España.Conducted (tested) by.......................... : Otto IntriagoTest Date .............................................. : 28/04/2021; 12/11/2021Issue Date............................................. : 23/03/2022SITE TESTName..................................................... : Certification Entity for Renewable Energies, S.L.Address................................................. : C/ Monturiol 15. 28906. Getafe - Madrid -España.LICENCE HOLDERName..................................................... :Huawei Technologies Colombia S.A.S.Address................................................. :Cra68ª No. 24B-10. Plaza Claro, Tower 2, 10th floor.APPLICANTName: Huawei Technologies Colombia S.A.S.Address: Cra 68ª No. 24B-10. Plaza Claro, Tower 2, 10th floor.APPLIED SPECIFICATIONSThis protocol is based on the standard............................................................... :Comisión de Regulación de Energía y Gas: Resolución No. 060de 2019. Por la cual se hacen modificaciones y adiciones transitorias al Reglamento de Operación para permitir la conexión y operación de plantas solares fotovoltaicas y eólicas en el SIN y se dictan otras disposiciones.Article 14. Clause 5.7 c) and d)SAMPLES CHARATERISTICS Apparatus type/ Installation ................. : Three-Phase Solar InverterManufacturer/ Supplier/ Installer ......... :HuaweiTrademark.............................................: Models...................................................: SUN2000-185KTL-H1Serial Number.......................................: 6T1979046065 YFirmware version..................................: V300R001Rated Characteristics ........................... :Pn: 175,00 kW, Pmax: 185,00 kW, 800VAC, 60Hz & 126,30APerformed by: Approved by:Otto Intriago(Testing Engineer)Alberto Martín(Technical Manager)Test Report Nº 20994-2-TR Colombia Page 2 of 12

INDEX 1. SCOPE ............................................................................................................................................ 3 2. GENERAL INFORMATION ............................................................................................................. 3 2.1. Tested item: Particular characteristics. .......................................................................... 3 2.2. Rating plate: ................................................................................................................... 3 2.3. Summary of inspection and test results: ........................................................................ 4 3. TEST EQUIPMENT LIST / MEASUREMENT UNCERTAINTY & TEST SETUP ............................ 5 3.1. Test Equipment List: ...................................................................................................... 5 3.2. Measurement Uncertainties: .......................................................................................... 5 3.3. Test set up: .................................................................................................................... 6 4. RESUME OF TEST RESULTS ........................................................................................................ 6 4.1. Chapter of the Standard ................................................................................................. 6 5. TEST RESULTS .............................................................................................................................. 7 5.1. LVRT & HVRT ................................................................................................................ 7 6. PICTURES .................................................................................................................................... 11 7. ELECTRICAL SCHEME ............................................................................................................... 12Test Report Nº 20994-2-TR Colombia Page 3 of 12

1. SCOPE Certification Entity for Renewable Energies, S.L. (CERE Testing Laboratory) has been contracted by Huawei Technologies Colombia S.A.S. in order to perform the testing according to the network connection 2. GENERAL INFORMATION 2.1. Tested item: Particular characteristics. Input ........................................................................................................ 500 1500 Vdc, max 1500Vdc Output ..................................................................................................... 800 Vac, Class of protection against electric shock ........................................... : Class I Degree of protection against moisture ................................................. : IP66 Type of connection to the main supply ................................................ : 3W + PE Cooling group ......................................................................................... Smart Air Cooling Modular ................................................................................................... No Internal Transformer ............................................................................... No Climatic Condition ................................................................................... -25 ºC~ 60 ºC 2.2. Rating plate:Test Report Nº 20994-2-TR Colombia Page 4 of 12

2.3. Summary of inspection and test results: All the tests and checks have been performed in accordance with the reference Standard as specified previously. The results obtained apply only to the particular sample tested that is the subject of the present test report. The most unfavourable result values of the verifications and tests performed are contained herein. Throughout this report a comma is used as the decimal separator. Version Modifications 0 Initial report The present test report cannot be copied partially without the express written consent of the Testing Laboratory. Two setups were used to perform the tests: Setup 1 was used to perform LVRT (28/04/2021) Setup 2 was used to perform HVRT (12/11/2021) NOTE: Accredited activities can be found into the accreditation scope. WEATHER CONDITIONS Temperature: 23,00 - 24,60 ºC Humidity: 25,40 35,20 %HRTest Report Nº 20994-2-TR Colombia Page 5 of 12

3. TEST EQUIPMENT LIST / MEASUREMENT UNCERTAINTY & TEST SETUP 3.1. Test Equipment List:

Set up 1

No. TEST EQUIPMENT MANUFACTURER / MODEL CODE Nº CALIBRATION DATE LAST DUE 1 Power Analyzer ZES ZIMMER / LMG500 CERE_001 13/05/2020 13/05/2022 2 AC Current Sensor ZES ZIMMER / L45-Z10 CERE_002 CERE_003 CERE_004 13/05/2020 13/05/2022 3 Multimeter FLUKE / 179 CERE_008 26/10/2020 26/10/2021 4 Weather station VELLEMAN / WS8472 CERE_012 22/10/2020 22/10/2021

Set up 2

Set up 2

No. TEST EQUIPMENT MANUFACTURER / MODEL CODE Nº CALIBRATION DATE LAST DUE 1 Power Analyzer Dewesoft / SIRIUS CERE_180 18/05/2021 18/05/2023 2 AC Current Sensor LEM / IT 700-S CERE_212 CERE_213 CERE_214 13/05/2020 13/05/2022 3 Multimeter FLUKE / 179 CERE_008 02/11/2021 02/11/2022 4 Weather station VELLEMAN / WS8472 CERE_012 22/10/2021 22/10/2022

3.2. Measurement Uncertainties: Setup 1 Voltage measurement uncertainty ±0,46 % Current measurement uncertainty ±0,78 % Power measurement uncertainty ±0,38 % Frequency measurement uncertainty ±0,12 % Setup 2 Voltage measurement uncertainty ±0,26 % Current measurement uncertainty ±0,29 % Power measurement uncertainty ±0,26 % Frequency measurement uncertainty ±0,12 %Test Report Nº 20994-2-TR Colombia Page 6 of 12

3.3. Test set up:

Current sensors and voltage probes have been connected to the output and/or input of equipment under test (EUT) according to each test requirement. All the tests described in the following pages have been performed using this specified test setup. 4. RESUME OF TEST RESULTS 4.1. Chapter of the Standard Test Nº Test Description: Standard Reference 5.1 LVRT & HVRT 14 (Características de depresiones de tensión y sobretensiones)Test Report Nº 20994-2-TR Colombia Page 7 of 12

5. TEST RESULTS 5.1. LVRT & HVRT Note 1: Most restrictive LVRT&HVRT case from the standard has been taken. Note 2: LVRT tests performed to match with CREG 148:2021 and CREG 060:2019 requirements, as shown in the picture below.

5. TEST RESULTS 5.1. LVRT & HVRT Note 1: Most restrictive LVRT&HVRT case from the standard has been taken. Note 2: LVRT tests performed to match with CREG 148:2021 and CREG 060:2019 requirements, as shown in the picture below.

00,20,40,60,81-0,5 0,5 1,5 2,5 3,5U/Untime (s)LVRTCREG 148:2021CREG 060:2019LVRT Curve TestedTest Report Nº 20994-2-TR Colombia Page 8 of 12

LVRT Fault type Load Voltage Level desired (%) Voltage measured (%) Time minimum (ms) Time measured (ms) Kf desired Iqpos measured (%) Iq neg measured (%) Iq injection time (ms)800 V (or reference V) 60 Hz 3P 100% 0 ± 5% 5,21% 150,00 240,00 2 94,84% 0,11% 20,00 1P 100% 0 ± 5% 7,82% 150,00 233,80 2 51,68 % 48,79 % 20,00 3P No Load 0 ± 5% 2,16% 150,00 237,00 -- -- -- - 1P No Load 0 ± 5% 3,63% 150,00 244,00 -- -- -- - 3P 100% 20 ±5% 20,47% 633,33 900,00 2 100,71% 0,12% 40,00 1P 100% 20 ±5% 73,46% 633,33 880,00 2 51,39% 50,30% 20,00 3P 100% 50 ±5% 50,71% 1033,33 2004,00 2 93,33% -0,14% 20,00 1P 100% 50 ±5% 84,77% 1033,33 1870,40 2 32,77 % 31,64 % 40,00 3P 100% 85 ± 5% 84,93% 1500,00 3022,70 2 30,04% 0,12% 40,00 1P 100% 85 ± 5% 94,99% 1500,00 3006,00 2 0,17% 0,97% 40,00 () Voltage level above desired due to inverters current injection. No Load tests performed to verify LVRT conditions. Note 3: Minimum time interval between 2 consecutives LVRT of 300 ms, by manufacturer declaration (Certificate no.

3006,00 2 0,17% 0,97% 40,00 () Voltage level above desired due to inverters current injection. No Load tests performed to verify LVRT conditions. Note 3: Minimum time interval between 2 consecutives LVRT of 300 ms, by manufacturer declaration (Certificate no. 19-0650_0 based on FGW TR 4 Rev.09). HVRT Fault type Load Voltage Level desired (%) Voltage measured (%) Time minimum (ms) Time measured (ms) Kf desired Iqpos measured (%) Iq neg measured (%) Iq injection time (ms)800 V (or reference V) 60 Hz 3P 100% 120 ± 5% 119,44% 2000,00 2014,65 1,77 -32,08% 0,12% 40,00 Note 4: Configurable reactive power injection within the voltage tolerance, after fault recovery between 0s and 5s, by manufacturer declaration.Test Report Nº 20994-2-TRColombiaPage 9 of 12

Graphic-Fault type LVRT 3P-0,85 (Inverter) Graphic-Fault type LVRT 3P_0,01 (Inverter)Test Report Nº 20994-2-TR Colombia Page 10 of 12

Graphic-Fault type HVRT (Inverter)Test Report Nº 20994-2-TR Colombia Page 11 of 12

6. PICTURESTest Report Nº 20994-2-TR Colombia Page 12 of 12

7. ELECTRICAL SCHEME