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No. Testing Object Item/ Parameter Testing Standard (Method)
No. Name
1PV grid-connected inverter6Glow wireTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.2.4.1
7square array insulation impedanceTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.2.6
8residual current in square matrixTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.2.7
9Automatic switch machineTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.3.1
10Maximum conversion efficiencyTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.3.1
11MPPT efficiencyTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.3.2
12Inversion efficiencyTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.3.3
13Weighted total efficiencyTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.3.4
14Harmonic and waveform distortionTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.4.1.1
15Power factorTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.4.1.2
16Three - phase current imbalanceTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.4.1.3
17DC componentTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.4.1.4
18Active power controlTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.4.2
19Voltage reactive power regulationTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.4.4.3
20fault ride-throughTechnical requirements for connecting photovoltaic power station to power system GB/T 19964-2012 8.1-8.2
Technical specification of PV grid-connected inverter NB/T 32004-2018 11.4.4.5
Test code for low voltage ride through of photovolatic power station NB/T 32005-2013
21Dc input side overload protectionTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.5.2.1
22Ac output side over/under voltage protectionTechnical specification of PV grid-connected inverter NB/T 32004-2018 11.5.2.2
Test code of voltage and frequency response for invertor of photovolatic power station NB/T 32009-2013 6.5~6.8
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