Engineering Recommendation G83/2

Transcription

1 Engineering Recommendation G83/2 Type Approval and manufacturer/supplier declaration of compliance with the requirements of Engineering Recommendation G83/2. Type reference number STL 300 Type System Supplier name PHOTOVOLTAIC GRID TIED INVERTER SELCO s.r.l. Address Via Palladio Onara di Tombolo (PADOVA) ITALY Tel Fax E:mail Web site Connection Option 3 kw single phase, single, split or three phase system Maximum rated capacity, use separate sheet if more than one connection option. kw three phase kw two phases in three phase system kw two phases split phase system manufacturer/supplier declaration. I certify on behalf of the company named above as a manufacturer/supplier of Small Scale Embedded Generators, that all products manufactured/supplied by the company with the above Type reference number will be manufactured and tested to ensure that they perform as stated in this Type Verification Test Report, prior to shipment to site and that no site modifications are required to ensure that the product meets all the requirements of G83/2. Signed Date: 28/2/2013 Lino Frasson Chief Executive SELCO s.r.l. Via Palladio Onara di Tombolo (PD) - ITALY STL300_G83-2_ _rev. 1.0.docx Pagina 1/5

2 G83/2 - Appendix 4 - Type Verification Test Report Power Quality. Harmonics. The requirement is specified in section 5.4.1, test procedure in Annex A or B rating per phase (rpp) 3 kw NV=MV*3.68/rpp Harmonic At 45-55% of rated 100% of rated Value (MV) in Amps Normalised Value (NV) in Amps Value (MV) in Amps Normalised Value (NV) in Amps Limit in BS EN in Amps Higher limit for odd harmonics 21 and above 2 0,026 0,032 0,039 0, ,024 0,029 0,032 0, ,010 0,012 0,014 0, ,044 0,054 0,050 0, ,007 0,009 0,010 0, ,010 0,012 0,041 0, ,007 0,009 0,009 0, ,034 0,042 0,035 0, ,008 0,010 0,011 0, ,051 0,063 0,040 0, ,011 0,013 0,013 0, ,016 0,020 0,028 0, ,021 0,026 0,019 0, ,079 0,097 0,027 0, ,019 0,023 0,020 0, ,045 0,055 0,018 0, ,047 0,058 0,050 0, ,017 0,021 0,042 0, ,033 0,040 0,037 0, ,040 0,049 0,015 0, ,014 0,017 0,014 0, ,017 0,021 0,050 0, ,010 0,012 0,011 0, ,015 0,018 0,028 0, ,010 0,012 0,009 0, ,028 0,034 0,029 0, ,010 0,012 0,009 0, ,009 0,011 0,026 0, ,009 0,011 0,008 0, ,020 0,025 0,012 0, ,006 0,007 0,008 0, ,005 0,006 0,012 0, ,005 0,006 0,008 0, ,009 0,011 0,012 0, ,007 0,009 0,009 0, ,008 0,010 0,007 0, ,004 0,005 0,006 0, ,004 0,005 0,007 0, ,003 0,004 0,005 0, STL300_G83-2_ _rev. 1.0.docx Pagina 2/5

3 Power Quality. Voltage fluctuations and Flicker. The requirement is specified in section 5.4.2, test procedure in Annex A or B Starting Stopping Running d max d c d (t) d max d c d (t) P st P lt 2 hours Values 2.833% 2.311% % 2.311% Normalised to standard impedance and 3.68kW for multiple units Limits set under BS EN % 2.835% % 2.835% % 3.3% 3.3% 500ms 4% 3.3% 3.3% 500ms Power quality. DC injection. The requirement is specified in section 5.5, test procedure in Annex A or B Test power level Recorded value as % of rated AC current 10% 55% 100% 5mA 10mA 10mA 0.04% 0,08% 0.08% Limit 0.25% 0.25% 0.25% Power Quality. Power factor. The requirement is specified in section 5.6, test procedure in Annex A or B value 216.2V 230V 253V at three voltage levels and at full >0.99 >0.99 >0.99. Voltage to be maintained within ±1.5% of the stated level during the test. Limit >0.95 >0.95 >0.95 Protection. Frequency tests The requirement is specified in section 5.3.1, test procedure in Annex A or B Function Setting Trip test tests Frequency Time Frequency Time Frequency /time Confirm no trip U/F stage Hz 20s 47.4Hz s 47.7Hz / 25s U/F stage 2 47Hz 0.5s 46.9Hz s 47.2Hz / 19.98s 46.8Hz / 0.48s O/F stage Hz 90s 51.6Hz s 51.3Hz / 95s O/F stage 2 52Hz 0.5s 52.1Hz s 51.8Hz / 89.98s 52.2Hz / 0.48s STL300_G83-2_ _rev. 1.0.docx Pagina 3/5

4 Protection. Voltage tests The requirement is specified in section 5.3.1, test procedure in Annex A or B Function Setting Trip test tests Voltage Time Voltage Time Voltage /time Confirm no trip U/V stage V 2.5s 196.5V s 204.1V / 3.5s U/V stage 2 184V 0.5s 180.4V s 188V / 2.48s 180V / 0.48s O/V stage V 1.0s 265.7V s 258.2V / 2.0s O/V stage V 0.5s 277.2V s 269.7V / 0.98s 277.7V / 0.48s Protection. Loss of Mains test. The requirement is specified in section 5.3.2, test procedure in Annex A or B Test power 10% 55% 100% 10% 55% 100% Balancing load on islanded network Trip time. Limit is 0.5s < 0.5s < 0.5s < 0.5s < 0.5s < 0.5s < 0.5s Protection. Frequency change, Stability test The requirement is specified in section 5.3.3, test procedure in Annex A or B Start Frequency Change End Frequency Positive Vector Shift 49.5Hz +9 degrees Negative Vector Shift 50.5Hz - 9 degrees Positive Frequency drift 49.5Hz +0.19Hz/sec 51.5Hz Negative Frequency drift 50.5Hz -0.19Hz/sec 47.5Hz Confirm no trip Protection. Re-connection timer. The requirement is specified in section 5.3.4, test procedure in Annex A or B Test should prove that the reconnection sequence starts after a minimum of 20 seconds for restoration of voltage and frequency to within the stage 1 settings of table 1. Time setting Checks on no reconnection when voltage or frequency is brought to just outside stage 1 limits of table s >190s At 266.2V At 196.1V At 47.4Hz At 51.6Hz Confirmation that the does not reconnect. No connection No connection No connection No connection STL300_G83-2_ _rev. 1.0.docx Pagina 4/5

5 Fault level contribution. The requirement is specified in section 5.7, test procedure in Annex A or B For a directly coupled For a Inverter Parameter Symbol Value Time after fault Volts Peak Short Circuit current i p 20ms 34V 0A Initial Value of aperiodic current A 100ms 34V 0A Initial symmetrical short-circuit current* Decaying (aperiodic) component of short circuit current* Reactance/Resistance Ratio of source* I k i DC X / R 250ms 34V 0A 500ms 34V 0A Time to trip < 0.5s Amps In seconds Self-Monitoring solid state switching The requirement is specified in section 5.3.1, No specified test requirements. It has been verified that in the event of the solid state switching device failing to disconnect the, the voltage on the side of the switching device is reduced to a value below 50 volts within 0.5 seconds. Yes or NA NA Additional comments STL300_G83-2_ _rev. 1.0.docx Pagina 5/5