CNO - certificado inversores de 2025

Sungrow Power Supply Co., Ltd.Add: No. 1699 Xiyou Rd., New & High Tech. Industrial Development Zone, 230088, Hefei, ChinaTel: +86 551 6532 7834Email: info@sungrow.cn Website: www.sungrowpower.com 1/ 2

1/ 2 Conformity DeclarationTo Whom It May Concern,Sungrow Power Supply Co., Ltd. hereby issues this declaration in relation to the compliance of our inverter products SG3300UD-MV, SG4400UD-MV, SG6600UD-MV, and SG8800UD-MV with the requirements established by the CNO Acuerdo 1987 for wind and solar PV plants connected to the Sistema de Distribución Local (SDL).The compliance of these inverter models with specific technical requirements can be demonstrated through the type and performance tests carried out on the SG1100UD inverter, supported by the independent evaluation and certification issued by TÜV (Test Report No. CN24LC9U 001).It should be noted that while Sungrow inverters are technically capable of responding to local and remote set-points, and support functionalities such as LVRT/HVRT and reactive current priority injection, the final verification of certain requirements (notably sections 5.1 and 5.2) depends on coordinated tests with the local grid operator at the PUNTO DE CONEXION.Details are presented in the verification table below.VerificaciónApartado reporte No. CN24LC9U 001Resultado5.1 Recepción de consignas locales El inversor es capaz de responder a consignas locales de potencia reactiva (Q), factor de potencia (fp) o tensión.Clause 6P&Q rangeClause 9Reactive Power Limitation / RemoteCommand(The test report can only demonstrate that the SG1100UD inverter is capable of responding to local and remote set-points. The actual verification of compliance must be carried out by the Centro de Control del Operador de Red at the PUNTO DE CONEXION, and cannot be inferred solely from our reports.)PassSungrow Power Supply Co., Ltd.Add: No. 1699 Xiyou Rd., New & High Tech. Industrial Development Zone, 230088, Hefei, ChinaTel: +86 551 6532 7834Email: info@sungrow.cn Website: www.sungrowpower.com 2/ 2

VerificaciónApartado reporte No. CN24LC9U 001Resultado5.2 Consignas remotas y modos de control (tensión, Q, fp) El inversor es capaz de responder a consignas remotas y operar en los modos de control exigidos. Clause 6P&Q range(The test report can only demonstrate that the SG1100UD inverter is capable of responding to local and remote set-points. The actual verification of compliance must be carried out by the Centro de Control del Operador de Red at the PUNTO DE CONEXION, and cannot be inferred solely from our reports.)Pass5.3 Comportamiento LVRT/HVRT Se garantiza, mediante certificado de laboratorio (NTC-ISO/IEC 17065 IEC 61400-21 / IEC 62910 o equivalentes) o certificado del fabricante, que: (a) se cumple la curva mínima de operación ante depresiones y sobretensiones de tensión (Figura 1); (b) se soportan depresiones sucesivas: para eólica, la energía disipada durante las depresiones es menor que la capacidad nominal multiplicada por 2 s en una ventana móvil de 30 min; para fotovoltaica, se soportan depresiones separadas por 30 s; (c) tras la depresión, U_ll > 0,85 p.u.).Clause 1Normal operating range (Operationrange)Clause 11FVRTPass5.4 Priorización de inyección de corriente reactiva Se garantiza, mediante certificado de laboratorio (acreditado bajo NTC-ISO/IEC 17065 y basado en IEC 61400-21 / IEC 62910 o normas equivalentes) o certificado del fabricante (que indique la norma utilizada y su cumplimiento con la regulación

colombiana), el cumplimiento de la priorización de inyección de corriente reactiva conforme a la Resolución CREG 148 de 2021 y el Acuerdo CNO 1533. Si existen registros de fallas asimétricas, los informes que respaldan el certificado deben incluir dichos resultados.Clause 11FVRTPassLucas Han, Application EngineerAugust 28th, 2025C E R T I F I C A T Eof Conformity

TÜV Rheinland LGA Products GmbH - Tillystraße 2 - 90431 NürnbergPage 1 of 2 The certificate of conformity refers to the above-mentioned product. This is to certify that the specimen is in conformity with the assessment requirement mentioned on the next page. This certificate does not imply assessment of the production of the product and does not permit the use of a TÜV Rheinland mark of conformity.Certification BodyDate: 2024-12-02 ___________________________A. Chen Registration No.: AK 50656407 0001Report No.: CN24LC9U 001Holder:Sungrow Power Supply Co., Ltd.No.1699 Xiyou Rd.,New & HighTechnology IndustrialDevelopment Zone,Hefei230088 AnhuiP.R. ChinaProduct:PV-Inverter(Grid-connected PV Inverter)Type designation listed on the next pageC E R T I F I C A T E of Conformity TÜV Rheinland LGA Products GmbH - Tillystraße 2 - 90431 Nürnberg Page 2 of 2

Registration No.: AK 50656407 0001Product: PV-Inverter (Grid-connected PV Inverter)Tested according to: Creg 060: 2019 Identification:Type Designation SG1100UD , SG1100UD-20Serial No. : A2400200050Firmware version: DSP_OPAL-C_V1_ARemark(s) : Refer to test report CN24LC9U 001 for details.Prüfbericht - ProdukteTest Report - Products

Prüfbericht-Nr.:Test report no.:CN24LC9U 001Auftrags-Nr.:Order no.:326044632Seite 1 von 10Page 1 of 10Kunden-Referenz-Nr.:Client reference no.:2003666Auftragsdatum:Order date:2024-08-07Auftraggeber:Client:Sungrow Power Supply Co., Ltd.No.1699 Xiyou Rd.,New & High,Technology Industrial,Development Zone,Hefei, 230088 Anhui, P.R. ChinaPrüfgegenstand:Test item:PV-Inverter(Grid-connected PV Inverter)Bezeichnung / Typ-Nr.:Identification /Type no.:SG1100UD, SG1100UD-20Auftrags-Inhalt:Order content:AK certificatePrüfgrundlage:Test specification:Creg 060:2019Wareneingangsdatum:Date of sample receipt:2024-09-25Prüfmuster-Nr.:Test sample no:A003876740-001Prüfzeitraum:Testing period:2024-09-30 - 2024-11-20Ort der Prüfung:Place of testing:Sungrow Power Supply Co.,Ltd.Prüflaboratorium:Testing laboratory:TÜV Rheinland (Shanghai) Co., Ltd.Prüfergebnis:Test result:Passgeprüft von:tested by: Theo TangXgenehmigt von:authorized by:Chu SunXDatum:Date: 2024-11-28Ausstellungsdatum:Issue date: 2024-11-28Stellung / Position:EngineerStellung / Position: AuthorizerSonstiges /Other:Zustand des Prüfgegenstandes bei Anlieferung:Condition of the test item at delivery:Prüfmuster vollständig und unbeschädigtTest item complete and undamaged

Legende: P(ass) = entspricht o.g. Prüfgrundlage(n) F(ail) = entspricht nicht o.g. Prüfgrundlage(n)N/A = nicht anwendbar N/T = nicht getestet Legend: P(ass) = passed a.m. test specification(s) F(ail) = failed a.m. test specification(s) N/A = not applicable N/T = not testedDieser Prüfbericht bezieht sich nur auf das o.g. Prüfmuster und darf ohne Genehmigung der Prüfstelle nicht auszugsweise vervielfältigt werden. Dieser Bericht berechtigt nicht zur Verwendung eines Prüfzeichens.This test report only relates to the above mentioned test sample. Without permission of the test center this test report is not permitted to be duplicated in extracts. This test report does not entitle to carry any test mark.TUV Rheinland (Shanghai) Co., Ltd. No.177, 178, Lane 777 West Guangzhong Road, Jing'an District,Shanghai, ChinaMail: service-gc@tuv.com · Web: www.tuv.com

V101023GCNSRPrüfbericht - ProdukteTest Report - ProductsPrüfbericht-Nr.: CN24LC9U 001 Test report no.: Seite 2 von 10 Page 2 of 10 Anmerkungen Remarks

1Alle eingesetzten Prüfmittel waren zum angegebenen Prüfzeitraum gemäß eines festgelegten Kalibrierungsprogramms unseres Prüfhauses kalibriert. Sie entsprechen den in den Prüfprogrammen hinterlegten Anforderungen. Die Rückverfolgbarkeit der eingesetzten Prüfmittel ist durch die Einhaltung der Regelungen unseres Managementsystems gegeben. Detaillierte Informationen bezüglich Prüfkonditionen, Prüfequipment und Messunsicherheiten sind im Prüflabor vorhanden und können auf Wunsch bereitgestellt werden. The equipment used during the specified testing period was calibrated according to our test laboratory calibration program. The equipment fulfils the requirements included in the relevant standards. The traceability of the test equipment used is ensured by compliance with the regulations of our management system. Detailed information regarding test conditions, equipment and measurement uncertainty is available in the test laboratory and could be provided on request. 2Wie vertraglich vereinbart, wurde dieses Dokument nur digital unterzeichnet. Der TÜV Rheinland hat nicht überprüft, welche rechtlichen oder sonstigen diesbezüglichen Anforderungen für dieses Dokument gelten. Diese Überprüfung liegt in der Verantwortung des Benutzers dieses Dokuments. Auf Verlangen des Kunden kann der TÜV Rheinland die Gültigkeit der digitalen Signatur durch ein gesondertes Dokument bestätigen. Diese Anfrage ist an unseren Vertrieb zu richten. Eine Umweltgebühr für einen solchen zusätzlichen Service wird erhoben. Informationen zur Verifizierung der Authentizität unserer Dokumente erhalten Sie auf folgender Webseite: go.tuv.com/digital-signature As contractually agreed, this document has been signed digitally only. TUV Rheinland has not verified and unable to verify which legal or other pertaining requirements are applicable for this document.

Such verification is within the responsibility of the user of this document. Upon request by its client, TUV Rheinland can confirm the validity of the digital signature by a separate document. Such request shall be addressed to our Sales department. An environmental fee for such additional service will be charged. For information on verifying the authenticity of our documents, please visit the following website: go.tuv.com/digital-signature 3Prüfklausel mit der Note wurden an qualifizierte Unterauftragnehmer vergeben und sind unter der jeweiligen Prüfklausel des Berichts beschrieben. Abweichungen von Prüfspezifikation(en) oder Kundenanforderungen sind in der jeweiligen Prüfklausel im Bericht aufgeführt. Test clauses with remark of are subcontracted to qualified subcontractors and descripted under the respective test clause in the report. Deviations of testing specification(s) or customer requirements are listed in specific test clause in the report. 4Die Entscheidungsregel für Konformitätserklärungen basierend auf numerischen Messergebnisen in diesem Prüfbericht basiert auf der "Null-Grenzwert-Regel" und der "Einfachen Akzeptanz" gemäß ILAC G8:2019 und IEC Guide 115:2021, es sei denn, in der auf Seite 1 dieses Berichts genannten angewandten Norm ist etwas anderes festgelegt oder vom Kunden gewünscht. Dies bedeutet, dass die Messunsicherheit nicht berücksichtigt wird und daher auch nicht im Prüfbericht angegeben wird. Zu weiteren Informationen bezueglich des Risikos durch diese Entscheidungsregel siehe ILAC G8:2019. The decision rule for statements of conformity, based on numerical measurement results, in this test report is Guide 115:2021, unless otherwise specified in the applied standard mentioned on Page 1 of this report or requested by the customer. This means that measurement uncertainty is not taken in account and hence also not declared in the test report. For additional information to the resulting risk based of this decision rule please refer to ILAC G8:2019.www.tuv.com

TEST REPORT COMISIÓN DE REGULACIÓN DE ENERGÍA Y GAS Resolución No. 060 DE 2019 Report Reference No. ...................... : CN24LC9U 001 Tested by (name + signature) .......... : See cover page ...................................................... Witnessed by (name + signature) .... : See cover page ...................................................... Supervised by (name + signature) ... : See cover page ...................................................... Approved by (name + signature) ...... : See cover page ...................................................... Date of issue ..................................... : See cover page Testing Laboratory ........................... : TÜV Rheinland (Shanghai) Co., Ltd. Address ............................................ : No.177, 178, Lane 777 West Guangzhong Road, Jing'an District,Shanghai, China Testing location/ address ................. : Sungrow Power Supply Co., Ltd. No.1699 Xiyou Rd.,New & High,Technology Industrial, Development Zone,Hefei, 230088 Anhui, P.R. China .............................. : Sungrow Power Supply Co., Ltd. Address ............................................ : No.1699 Xiyou Rd.,New & High,Technology Industrial, Development Zone,Hefei, 230088 Anhui, P.R. China Test specification: Standard ........................................... : Creg 060:2019 Test procedure ................................. : AK NonN/A Test Report Form No. ....................... : TRF_ Creg 060:2019 Test Report Form(s) Originator ........ : TÜV Rheinland Group Master TRF ....................................... : 2024-02 Copyright © 2006 IEC System for Conformity Testing and Certification of Electrical Equipment (IECEE), Geneva, Switzerland. All rights reserved. This publication may be reproduced in whole or in part for non-commercial purposes as long as the IECEE is acknowledged as copyright owner and source of the material. IECEE takes no responsibility for and will not assume liability for damages resulting from the reader's interpretation of the reproduced material due to its placement and context. Test item description ........................ : PV-Inverter(Grid-connected PV Inverter) Trade Mark ....................................... :

Manufacturer .................................... : Same as applicant. Model/Type reference ...................... : SG1100UD, SG1100UD-20 Ratings ............................................. : See model list and marking label on following pages.www.tuv.com Page 4 of 10

Report No.: CN24LC9U 001

TRF_ Creg 060:2019 TRF originator: TÜV Rheinland Group Testing procedure and testing location: Testing Laboratory: TÜV Rheinland (Shanghai) Co., Ltd. District. Shanghai. 200072 P.R.China Testing location/ address ......................... : Sungrow Power Supply Co., Ltd. No.1699 Xiyou Rd.,New & High,Technology Industrial, Development Zone,Hefei, 230088 Anhui, P.R. China Associated Laboratory: Testing location/ address ......................... : Tested by (name + signature) ....... : Approved by (+ signature) ............. : Testing procedure: TMP Testing location/ address ......................... : Sungrow Power Supply Co., Ltd. No.1699 Xiyou Rd.,New & High,Technology Industrial, Development Zone,Hefei, 230088 Anhui, P.R. China Tested by (name + signature) ....... : See cover page Approved by (+ signature) ............. : See cover page Testing procedure: WMT Testing location/ address ......................... : Tested by (name + signature) ....... : Witnessed by (+ signature) ............ : Approved by (+ signature) ............. : Testing procedure: SMT Testing location/ address ......................... : Tested by (name + signature) ....... : Approved by (+ signature) ............. : Supervised by (+ signature) .......... : Testing procedure: RMT Testing location/ address ......................... : Tested by (name + signature) ....... : Approved by (+ signature) ............. : Supervised by (+ signature) .......... :www.tuv.com Page 5 of 10

Report No.: CN24LC9U 001

TRF_ Creg 060:2019 TRF originator: TÜV Rheinland Group

Equipment mobility .................................................... : movable hand-held stationary fixed Connection to the mains ........................................... : pluggable equipment direct plug-in permanent connection for building-in Operating condition ................................................... : continuous short-time intermittent Over voltage category .............................................. : OVC I OVC II (DC) OVC III (AC) OVC IV Mains supply tolerance (%) ....................................... : According to specified supply range Tested for IT power systems .................................... : Yes No IT testing, phase-phase voltage (V) ......................... : N/A Class of equipment .................................................. : Class I Class II Class III Not classified Mass of equipment (kg)............................................. : See model list Pollution degree ....................................................... : PD 1 PD 2 PD 3 IP protection class .................................................... : IP65 Possible test case verdicts: - test case does not apply to the test object ................. : N/A - test object does meet the requirement ....................... : Pass (P) - test object does not meet the requirement ................. : Fail (F) Testing: Date of receipt of test items .......................................... : See cover page Date(s) of performance of tests .................................... : See cover page General remarks: "(see Attachment #)" refers to additional information appended to the report. "(see appended table)" refers to a table appended to the report. The tests results presented in this report relate only to the object tested. This report shall not be reproduced except in full without the written approval of the testing laboratory. List of test equipment must be kept on file and available for review. Additional test data and/or information provided in the attachments to this report. Throughout this report a comma / point is used as the decimal separator. Determination of the test results includes consideration of measurement uncertainty from the test equipment and methods. -clause 6.2.5 of IECEE 02: The application for obtaining a CB Test Certificate includes more than one factory location and a declaration from the Manufacturer stating that the sample(s) submitted for evaluation is (are) representative of the products from each factory has been provided : Yes Not applicablewww.tuv.comPage 6 of 10

Report No.: CN24LC9U 001

TRF_ Creg 060:2019 TRF originator:TÜV RheinlandGroup List of Attachments CN24LC9U 001 Attachment 1-for test data -200 pagesCN24LC9U 001 Attachment 2-for photo documention-4 pagesGeneral product information:Breif description: The PCE under test is three-phase grid connected inverters for solar power generation. The Grid-connected PV Inverter utilize the advanced power conversion technology IGBT to convert the DC power normally from the photovoltaic array to stable three-phase AC power and then feed the power to the utility grid.DiagramModel Difference:All models are identical in hardware and software except difference below:1. Rated Output Voltage and MPP Voltage Range, see the model list for details;2. Maximum operating temperature at full load, 45for SG1100UD, 51for SG1100UD-20, Unless otherwise specified, all tests were conducted on basic model of SG1100UDto represent another model.Software version: DSP_OPAL-C_V1_ASerial number: A2400200050Test condition:Temperature: 25°C Relative humidity: 65%www.tuv.com Page 7 of 10

Report No.: CN24LC9U 001

TRF_ Creg 060:2019 TRF originator: TÜV Rheinland Group Copy of marking plate: "The artwork below may be only a draft. The use of certification marks on a product must be authorized by the respective NCB' s that own these marks"www.tuv.com Page 8 of 10

Report No.: CN24LC9U 001

TRF_ Creg 060:2019 TRF originator: TÜV Rheinland Group

Report No.: CN24LC9U 001

TRF_ Creg 060:2019 TRF originator: TÜV Rheinland Group Model list: MODELS LIST SG1100UD SG1100UD-20 VMAX PV [Vdc] 1500 ISC PV [A] 3528 MPP Voltage Range VMPP[Vdc] 895-1500 938-1500 Max. Input Current Imax [A] 1435 Start PV Voltage [Vdc] 905 950 Backfeed Current [A] 0 Overvoltage Category (OVC) II Rated Output Voltage Ur [Vac] 3~ 630 3~ 660 Rated Output Frequency FNETZ [Hz] 50/60 Normal Operating Frequency Range Fn [Hz] 45-55 Hz / 55-65 Hz Rated Output Power PE [kW] 1100 @ 45 1100 @ 51 Max. Output Power PEmax [kVA] 1265 @ 22.5 1320 @ 23 Max. Output Current Imax [A] 1160 1155 [-0.8, 0.8] Overvoltage Category (OVC) III Protective Class I Enclosure Protection (IP) IP65 Operating Temperature Range [ºC] -35 to 60(>45 derating) -35 to 60(>51 derating) Pollution degree (PD) PD 3 Altitude [m] 4000 Weight [kg] 800 Dimensions [mm] 700mm×2290mm×1525mm Firmware version DSP_OPAL-C_V1_Awww.tuv.com Page 9 of 10

Report No.: CN24LC9U 001

TRF_ Creg 060:2019 TRF originator: TÜV Rheinland Group Summary of testing Tests performed (name of test and test clause): Testing location:

Report No.: CN24LC9U 001

TRF_ Creg 060:2019 TRF originator: TÜV Rheinland Group Summary of testing Tests performed (name of test and test clause): Testing location:

Clause Test items 1 Normal operating range (Operation range) 2 Immunity to disturbances - Rate of change of frequency (ROCOF) 3 Frequency Sensitive Mode 4 Over-frequency and under-frequency active power control on the grid connection port 5 Active power reduction through setting provision (P control) 6 P&Q range 7 Undervoltage and overvoltage trip settings test 8 Underfrequency and overfrequency trip settings test 9 Reactive Power Limitation / Remote Command 10 Islanding protection 11 FVRT

The laboratory described on page 4.www.tuv.com Page 10 of 10

Report No.: CN24LC9U 001

TRF_ Creg 060:2019 TRF originator: TÜV Rheinland Group

List of used test equipment No. Equipment Internal No. Type/ characteristics Manufacturer Last Calibration Due Data 1 DC Simulator JSCU1203474 IS-10DD-A SUNGROW / / 2 AC Simulator RSVG-3578-21-028 RSVG-3-10-TAOY Rongxin / / 3 Power quality analyser C5220781-CHN TRIO Net DEWETRON 17.10.2023 16.10.2024 4 Power analyser 91V220945 WT3000E YOKOGAWA 30.05.2024 29.05.2025 5 Oscilloscope C022731 MD3014 Tektronix 29.02.2024 28.02.2025 6 High Voltage Probes D166000724 DP6150 CYBERTEK 01.02.2024 31.01.2025 7 Current sensor CT20140801 LT2005-S LEM 13.08.2024 12.08.2025 8 Current sensor CT20140802 LT2005-S LEM 13.08.2024 12.08.2025 9 Current sensor CT20140804 LT2005-S LEM 13.08.2024 12.08.2025 10 Current sensor CT20140805 LT2005-S LEM 13.08.2024 12.08.2025 11 Date collector MY57001528/ MY41238614 34972A/34901A KEYSIGHT 04.07.2024 03.07.2025 12 Temperature Chamber RLB1904006 RL050M-D35H85-T-01 Ruilan 21.11.2023 20.11.2024 13 Impuse voltage test 0140901 LSG-2551T Linshi 14.12.2023 13.12.2024 14

Electrical Safety Tester 1716355 SE7440 Huayi 04.02.2024 03.02.2025 15 Tensiometer 1131102614754 HP-1K / 18.07.2024 17.07.2025 16 Caliper S160702025 (0-150)mm SATA 05.01.2024 04.01.2025 -End of test report-Test PlanPrüfbericht-Nr.:Test report no.:CN24LC9U 001 Attachment 1Seite 1 von 200Page 1 of 200

Test plan for Columbia Project Engineer: Theo Tang Reviewer: Chu SunSignature: Signature:Testing Laboratory:Name:TÜV Rheinland (Shanghai) Co., Ltd.Address:District. Shanghai. 200072 P.R.ChinaTesting Location: Name:Sungrow Power Supply Co., Ltd.Address:No.1699 Xiyou Rd.,New & High,Technology Industrial,Development Zone,Hefei, 230088 Anhui, P.R. ChinaTest Sample No.: A003876740-001Test Condition:Generator reference system applied in test:Test Date: 2024-09-30 - 2024-11-20Test bench diagram:A network model (grid impedance simulator) only connected in test bench in flicker and harmonic test, in the other tests the network model is bypassed.Test PlanPrüfbericht-Nr.: Test report no.: CN24LC9U 001 Attachment 1 Seite 2 von 200 Page 2 of 200

Test plan for Columbia Clause Test items Remark 1 Normal operating range (Operation range) Pass 2 Immunity to disturbances - Rate of change of frequency (ROCOF) Pass 3 Frequency Sensitive Mode Pass 4 Over-frequency and under-frequency active power control on the grid connection port Pass 5 Active power reduction through setting provision (P control) Pass 6 P&Q range Pass 7 Undervoltage and overvoltage trip settings test Pass 8 Underfrequency and overfrequency trip settings test Pass 9 Reactive Power Limitation / Remote Command Pass 10 Islanding protection Pass 11 FVRT PassTest PlanPrüfbericht-Nr.:Test report no.:CN24LC9U 001 Attachment 1Seite 3 von 200Page 3 of 200

Test plan for Columbia 1TABLE: Normal operating range (Operation range)PCreg 060-2019: Artículo11&14Test ConditionsMeasurementsLimitationU/Unf [Hz]t [s]100% 58.5 1.00 30 min No disconnection No disconnection100% 62.0 1.00 30 min No disconnection No disconnection100% 57.5 1.00 15s No disconnection No disconnection100% 63.0 1.00 15s No disconnection No disconnection85% 60.0 1.00 30 min No disconnection No disconnection110% 60.0 1.00 30 min No disconnection No disconnectionNote(s):Function of interface protection and activating active power response to over/under frequency and voltage shall be disable.Graphs:Test PlanPrüfbericht-Nr.:Test report no.:CN24LC9U 001 Attachment 1Seite 4 von 200Page 4 of 200 Test plan for Columbia 2TABLE: Immunity to disturbances - Rate of change of frequency (ROCOF)PAnexo 1 Acuerdo 1749: 6.1Test ConditionMeasurementLimitf [Hz] Time [s]60 3 Connect Connect61 3 Connect Connect59 3 Connect Connect60 6 Connect ConnectNote(s):At least 2 Hz/sTest PlanPrüfbericht-Nr.:Test report no.:CN24LC9U 001 Attachment 1Seite 5 von 200Page 5 of 200

Test plan for Columbia 3.1 TABLE: Frequency Sensitive Mode (FSM-O) PCreg 060-2019: Artículo12Test ConditionsMeasurementsLimitationf[Hz]P/Pnf [Hz]Trise[s]Te[s]Tr[s]Droop DroopTe[s]Tr[s]a) 60 99.96% 60.00 -- -- -- --26%152b) 60.1 95.96% 60.10 -- 2.2 0.3 4.08%c) 60.2 91.90% 60.20 -- 1.8 0.1 4.11%Note(s):P(f) curve setting for test: P1=10%Pn, Droop: 4%Test PlanPrüfbericht-Nr.:Test report no.:CN24LC9U 001 Attachment 1Seite 6 von 200Page 6 of 200 Test plan for Columbia 3.2 TABLE: Frequency Sensitive Mode (FSM-U) PTest ConditionsMeasurementsLimitationf[Hz]P/Pnf [Hz]Trise[s]Te[s]Tr[s]Droop DroopTe[s]Tr[s]a) 60 10.01% 60.00 -- -- -- --b) 59.9 14.03% 59.90 -- 2.5 0.2 4.14%c) 59.8 18.04% 59.80 -- 2.3 0.2 4.09%Note(s):P(f) curve setting for test: P1=10%Pn, Droop: 4%Test PlanPrüfbericht-Nr.:Test report no.:CN24LC9U 001 Attachment 1Seite 7 von 200Page 7 of 200

Test plan for Columbia 4.1Over-frequency active power control on the grid connection portPCreg 060-2019: Artículo13Step#Set output power[%]frequency[Hz]TargetvalueP/PnActual power valuesP/PnDeviation P/Pn[%]Tr[s]Te[s]LimitationPowertolerancePower unblanceTr[s]Te[s]1 100 60.00 100% 99.97% -0.03% -- --± 2.5% Pn<5%Pn<2(initial time in 1st step excluded)<152 100 60.25 98.8% 98.77% -0.03% 0.2 2.43 100 61.00 89.8% 89.77% -0.03% 0.2 3.04 100 61.80 80% 79.97% -0.03% 0.3 3.25 100 63.00 65.8% 65.78% -0.02% 0.1 2.86 100 61.80 80% 79.97% -0.03% 0.1 2.67 100 61.00 89.8% 89.77% -0.03% 0.2 2.78 100 60.25 98.8% 98.77% -0.03% 0.3 2.48 100 60.00 100% 99.97% -0.03% 0.2 1.8Note:60.15Hz: 100%PM

12%Pn/HzTest PlanPrüfbericht-Nr.:Test report no.:CN24LC9U 001 Attachment 1Seite 8 von 200Page 8 of 200 Test plan for Columbia 4.2Under-frequency active power control on the grid connection portPStep#Set output power[%]frequency[Hz]Target valueP/PnActual power valuesP/PnDeviation P/Pn[%]Tr[s]Te[s]LimitationPowertolerancePower unblanceTr[s]Te[s]1 100 60.00 25% 24.99% -0.01% -- --± 2.5% Pn<5%Pn<2(initial time in 1st step excluded)<152 100 59.75 26.2% 26.19% -0.01% 0.1 2.43 100 59.00 35.2% 35.19% -0.01% 0.2 2.64 100 58.00 47.2% 47.18% -0.02% 0.2 2.45 100 57.50 53.2% 53.18% -0.02% 0.2 3.06 100 58.00 47.2% 47.19% -0.01% 0.4 3.47 100 59.00 35.2% 35.19% -0.01% 0.2 2.88 100 59.75 26.2% 26.19% -0.01% 0.4 3.58 100 60.00 25% 24.99% -0.01% 0.2 2.6Note:59.85Hz: 25%PM

12%Pn/HzTest PlanPrüfbericht-Nr.:Test report no.:CN24LC9U 001 Attachment 1Seite 9 von 200Page 9 of 200 Test plan for Columbia 5Active power reduction through setting provision (P control)PTest procedure for accuracyTest ConditionsMeasurementsLimitP/Pn [%]P [W]100 1099591.33 -0.04%90 989733.77 -0.02%80 879755.26 -0.02%70 769776.15 -0.02%60 659826.60 -0.02%50 549766.14 -0.02%40 439916.22 -0.01%30 329902.18 -0.01%20 219896.48 -0.01%10 110008.45 0.00%No disconnection occurs Y/NNote(s):Test PlanPrüfbericht-Nr.: Test report no.: CN24LC9U 001 Attachment 1 Seite 10 von 200 Page 10 of 200

Test plan for Columbia 6 P&Q range P Creg 060-2019: Artículo 14 Test condition: Qcmax: at PF=- (cap.); QLmax: At PF= (induc.); Q0: at PF=1

Test plan for Columbia 6 P&Q range P Creg 060-2019: Artículo 14 Test condition: Qcmax: at PF=- (cap.); QLmax: At PF= (induc.); Q0: at PF=1 Power-Bin Active power [W] Reactive Power [VAr] Reactive Power/ Pmax Power Factor Target Reactive Power/ Pn Deviation Limits(Q) 10 % no. 1 109943.04 110052.06 10.00% 0.707 10.% 0.00% -- no. 2 109935.31 -110044.27 -10.00% 0.707 -10.% 0.00% -- no. 3 109972.54 2893.80 0.26% 1.000 0% 0.26% -- 20 % no. 1 219721.91 759064.22 69.01% 0.278 69% 0.01% +/-2,5%Pn no. 2 219726.98 -759097.01 -69.01% 0.278 -69% -0.01% +/-2,5%Pn no. 3 219913.06 5764.78 0.52% 1.000 0% 0.52% +/-2,5%Pn 30 % no. 1 329709.08 759115.50 69.01% 0.398 69% 0.01% +/-2,5%Pn no. 2 329709.75 -759128.89 -69.01% 0.398 -69% -0.01% +/-2,5%Pn no. 3 329898.10 8674.48 0.79% 1.000 0% 0.79% +/-2,5%PnTest PlanPrüfbericht-Nr.: Test report no.: CN24LC9U 001 Attachment 1 Seite 11 von 200 Page 11 of 200

Test plan for Columbia 50 % no. 1 549671.70 759234.51 69.02% 0.586 69% 0.02% +/-2,5%Pn no. 2 549683.73 -759255.68 -69.02% 0.586 -69% -0.02% +/-2,5%Pn no. 3 549810.70 14395.17 1.31% 1.000 0% 1.31% +/-2,5%Pn 95 % no. 1 1011569.80 759606.10 69.06% 0.800 69% 0.06% +/-2,5%Pn no. 2 1011545.16 -759578.14 -69.05% 0.800 -69% -0.05% +/-2,5%Pn no. 3 1044615.56 27296.01 2.48% 1.000 0% 2.48% +/-2,5%Pn 100 % no. 1 1011561.03 759595.61 69.05% 0.800 69% 0.05% +/-2,5%Pn no. 2 1011547.49 -759579.49 -69.05% 0.800 -69% -0.05% +/-2,5%Pn no. 3 1099604.75 26899.63 2.45% 1.000 0% 2.45% +/-2,5%PnTest PlanPrüfbericht-Nr.: Test report no.: CN24LC9U 001 Attachment 1 Seite 12 von 200 Page 12 of 200

Test plan for Columbia

7 TABLE: Undervoltage and overvoltage trip settings test P Anexo 1 Acuerdo 1749: 7.6 For system installed or rated capacity > 0.25 MW Condition Setting Measurement Limitation Trip value [U/Un] L1L2 L2L3 L3-L1 L123 U> 1.15Un 1.15 1.15 1.15 1.16 ±0.01Un Setting [ms] Measurement Limitation [ms] Trip time [ms] L1L2 L2L3 L3-L1 L123 2500 2498.14 2499.34 2484.25 2498.88 Reconnection Delay time [s] Power Gradient [%Pn/min] Limitation 510.8 11.05 Condition Setting [V] Measurement Limi