Seite 1 von 8 Page 1 of 8 Appendix 4 Type Verification Test Report (G83/2) Grid tied inverter

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2 Seite 1 von 8 Page 1 of 8 Appendix 4 Type of System: System Manufacturer: Manufacturer data: Grid tied inverter Power-One Italy S.p.A. Via S. Giorgio 642, Terranuova Bracciolini (AR) - Italy Reference test report: Issued by TÜV Rheinland Italia S.r.l. on 29h January 2016 Measuring period: From 20th April, 2015 to 24th April, 2015 Pacr: (Rated AC Power) Pacmax: (Maximum AC output Power) UNO-3.0-TL-OUTD UNO-3.0-TL-OUTD-S UNO-2.0-TL-OUTD UNO-2.0-TL-OUTD-S Pacr 3000W 2000W Pacmax 3000W 2000W Software version Rated Voltage: Bundle Firmware Update Version*: not less than 1532F with standard selection: UK G83 Single-phase device 230 V (Phase/ Neutral) Remarks: Test performed on model UNO-3.0-TL-OUTD-S and UNO-2.0-TL-OUTD-S. Tested model indicated in bold characters The test results found can be extended on all models of the same product family. Models of the same family are: UNO-3.0-TL-OUTD-S, UNO-2.0-TL-OUTD-S, UNO-3.0-TL-OUTD, UNO-2.0-TL-OUTD Note *: Update version identifies the Bundle Firmware Features by a sequential code: xxxxy where: xxxx is a number indicates Year (two digits) and Week (two digits) y is a letter from A to G indicates Day (form Sunday = A to Saturday=G)

3 Appendix 4 Seite 2 von 8 Page 2 of 8 Power Quality. Harmonics. The requirement is specified in section 5.4.1, test procedure in Annex A or B Tested Model: UNO-3.0-TL-OUTD (UNO-3.0-TL-OUTD-S) Harmonic At 45-55% of rated output 100% of rated output Mono Phase Normalised Normalised Limit in BS EN Higher limit for odd harmonics

4 Appendix 4 Seite 3 von 8 Page 3 of 8 Power Quality. Harmonics. The requirement is specified in section 5.4.1, test procedure in Annex A or B Tested Model: UNO-2.0-TL-OUTD (UNO-2.0-TL-OUTD-S) Harmonic At 45-55% of rated output 100% of rated output Mono Phase Normalised Normalised Limit in BS EN Higher limit for odd harmonics

5 Appendix 4 Seite 4 von 8 Page 4 of 8 Flicker Parameter Limit Verdict P st P P lt P d c [%] P d max [%] P dt [s] P Standard used: EN/IEC Flicker Short time (Pst): 10 min Observation time: 120 min (12 Flicker measurements) Flickermeter: 230V / 50Hz according IEC Ed.2 Flicker Impedance: Zref (IEC 60725) Power quality. DC injection. The requirement is specified in section 5.5, test procedure in Annex A or B (of reference document G83/2) MODELs: UNO-3.0-TL-OUTD-S (UNO-3.0-TL-OUTD) Test power level 10% 55% 100% Recorded value 3.0 ma 10.0 ma 13,0 ma as % of rated AC current 0.2 % 0.06 % 0.08 % Limit 0.25 % 0.25 % 0.25 % MODELs: UNO-2.0-TL-OUTD-S (UNO-2.0-TL-OUTD) Test power level 10% 55% 100% Recorded value(a) 4.0mA 3.0mA 4.0mA as % of rated AC current 0.02% 0.02% 0.02% Limit 0.25% 0.25% 0025%

6 Appendix 4 Seite 5 von 8 Page 5 of 8 Power quality. Power Factor. MODELs: UNO-3.0-TL-OUTD-S (UNO-3.0-TL-OUTD) 216.2V 230V 253V value Limit >0.95 >0.95 >0.95 MODELs: UNO-2.0-TL-OUTD-S (UNO-2.0-TL-OUTD) 216.2V 230V 253V value Limit >0.95 >0.95 >0.95 at three voltage levels and at full output. Voltage to be maintained within ±1.5% of the stated level during the test. at three voltage levels and at full output. Voltage to be maintained within ±1.5% of the stated level during the test. Protection. Frequency tests The requirement is specified in section 5.3.1, test procedure in Annex A or B (of reference document G83/2) MODELs: UNO-3.0-TL-OUTD-S UNO-3.0-TL-OUTD UNO-2.0-TL-OUTD-S UNO-2.0-TL-OUTD Function Setting Trip test No trip tests Frequency Time delay Frequency Time delay Frequency /time Confirm no trip U/F stage Hz 20,05s 47,5 20, Hz/ 25s No Trip U/F stage 2 47Hz 0,55s 47 0, Hz/ 19.98s No Trip 46.8Hz/ 0.48s No Trip O/F stage Hz 90.05s Hz/95s No Trip O/F stage 2 52Hz 0.55s Hz/ 89.98s No Trip 52.2Hz/ 0.48s No Trip Protection. Voltage tests The requirement is specified in section 5.3.1, test procedure in Annex A or B (of reference document G83/2) MODELs: UNO-3.0-TL-OUTD-S UNO-3.0-TL-OUTD UNO-2.0-TL-OUTD-S UNO-2.0-TL-OUTD Function Setting Trip test No trip tests Voltage Time delay Voltage Time delay Voltage/Time Confirm no trip U/V stage V 2.55s V/3.5s No Trip U/V stage 2 184V 0.55s V/2.48s No Trip 180V/0.48s No Trip O/V stage V 1.0s V/2.0s No Trip O/V stage V 0.5s V/0.98s No Trip 277.7V/ 0.48s No Trip

7 Appendix 4 Seite 6 von 8 Page 6 of 8 No. P EUT (% of EUT rating) Reactive load (% of Q L in 6.1.d) P AC (% of nominal) Q AC (% of nominal) Run on time (ms) P EUT (W) V DC (V) Remarks Test A at BL P Test B at BL P Test C at BL P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test B at IB P Test B at IB P Test B at IB P Test B at IB P Test B at IB P Test B at IB P Test B at IB P Test B at IB P Test B at IB P Test B at IB P Test C at IB P Test C at IB P Test C at IB P Test C at IB P Test C at IB P Test C at IB P Test C at IB P Test C at IB P Test C at IB P Test C at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Test A at IB P Verdict

8 Appendix 4 Seite 7 von 8 Page 7 of 8 Protection. Frequency change, Stability test The requirement is specified in section 5.3.3, test procedure in Annex A or B (of reference document G83/2) MODELs: UNO-3.0-TL-OUTD-S UNO-3.0-TL-OUTD UNO-2.0-TL-OUTD-S UNO-2.0-TL-OUTD Start Frequency Change End Frequency Confirm no trip Positive Vector Shift 49.5Hz +9 degrees No trip Negative Vector Shift 50.5Hz - 9 degrees No trip Positive Frequency drift 49.5Hz +0.19Hz/sec 51.5Hz No trip Negative Frequency drift 50.5Hz -0.19Hz/sec 47.5Hz No trip Protection. Re-connection timer. The requirement is specified in section 5.3.4, test procedure in Annex A or B (of reference document G83/2) MODELs: UNO-3.0-TL-OUTD-S UNO-3.0-TL-OUTD Time delay setting delay Checks on no reconnection when voltage or frequency is brought to just outside stage 1 limits of table 1. 20s 24.21s At 266.2V At 196.1V At 47.4Hz At 51.6Hz Confirmation that the SSEG No reconnection No reconnection No reconnection No reconnection does not re-connect. MODELs: UNO-2.0-TL-OUTD-S UNO-2.0-TL-OUTD Time delay setting delay Checks on no reconnection when voltage or frequency is brought to just outside stage 1 limits of table 1. 20s 24.1s At 266.2V At 196.1V At 47.4Hz At 51.6Hz Confirmation that the SSEG does not re-connect. No reconnection No reconnection No reconnection No reconnection

9 Appendix 4 Seite 8 von 8 Page 8 of 8 Fault level contribution. The requirement is specified in section 5.7, test procedure in Annex A or B (of reference document G83/2) MODELs: UNO-3.0-TL-OUTD-S (UNO-3.0-TL-OUTD UNO-2.0-TL-OUTD-S UNO-2.0-TL-OUTD) For a Inverter SSEG Time after fault Volts Amps 20ms ms ms ms Time to trip <1 In seconds Scheme of Short Circuit Test applied from Phase to Neutral + Scope Trigger generator Current Probe for Scope R1 S1 Command T1 Aurora Inverter N R Scope + Trigger generator R S T 600Vac 400Vac 3 Amp Fuse Virtual Grid Generator 60Hz, 400Vac S T N N PE Auto-Transformer STOP START RR LR CR RS LS CS RT LT CT This extract from the test report is only valid in conjunction with the test report no.: Reviewed by: Marco Piva / BFM Datum Date Name/Stellung Name/Position Unterschrift Signature