PV Solar Power Plant

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Industry Overview

Electrical tests for photovoltaic power stations are performed to verify the insulation performance, electrical parameters and operation reliability of PV equipment, ensure compliance with standards, and guarantee safe grid connection and stable, reliable operation.

Test Objects (Tested Specimens)Test ItemsIEC StandardsANSI/IEEE Standards
Photovoltaic (PV) ModulesInsulation Resistance Test, Ground Path Continuity Test, Leakage Current Measurement, Open-Circuit Voltage Test, Short-Circuit Current Test, Power Output Test, Temperature Coefficient Test, Thermal Cycle Test, Insulation Integrity TestIEC 61215, IEC 61730, IEC 62108, IEC 61727IEEE Std 1513, IEEE Std 1262, ASTM E1462, UL 1703
PV Inverters (PCS)Input/Output Voltage & Current Test, Efficiency Test, Harmonic Distortion Test, Over/Under Voltage Protection Test, Under Voltage Ride-Through Test, EMC Test, Grid Connection Test, Isolation TestIEC 61727, IEC 61800-1, IEC 62910, IEC 62920IEEE Std 1547, IEEE Std 519, UL 1741, IEEE Std 1262
PV Combiner BoxesInsulation Resistance Test, Conductor Continuity Test, Overcurrent Protection Test, Short-Circuit Test, Leakage Current Test, Voltage Drop Test, IP Protection Level TestIEC 61439-1, IEC 61439-2, IEC 61727, IEC 62109IEEE Std 1547, IEEE Std 1262, UL 1741, ANSI C37.20.1
PV Power TransformersWinding Resistance Measurement, Voltage Ratio & Phase Displacement Test, Insulation Resistance Test, Dielectric Loss Test, No-Load Loss & Current Test, Load Loss Test, Short-Circuit Withstand TestIEC 60076-1, IEC 60076-11, IEC 61439-1, IEC 62271-202IEEE Std C57.12.00, IEEE Std C57.12.90, IEEE Std 1547, IEEE Std C57.104
PV Power Cables (DC/AC)Conductor Resistance Measurement, Insulation Resistance Test, AC/DC Withstand Voltage Test, Partial Discharge Test, Thermal Aging Test, Flame Retardancy Test, UV Resistance TestIEC 60502-1, IEC 60811, IEC 60228, IEC 61727IEEE Std 400, IEEE Std 48, IEEE Std 575, ASTM D877
Surge Arresters (PV System)Insulation Resistance Test, Leakage Current Measurement, Lightning Impulse Withstand Test, Operating Voltage Test, Thermal Stability Test, EMC TestIEC 60099-4, IEC 60099-6, IEC 61727, IEC 61000-4IEEE Std C62.11, IEEE Std C62.22, IEEE Std 1547, IEEE Std 1262
Protective Relays & PV Control SystemsRelay Function Test, Setting Value Calibration, Tripping Time Test, Interlocking Test, Communication Test with SCADA System, Grid Fault Ride-Through TestIEC 61850, IEC 60255, IEC 61727, IEC 61508IEEE Std C37.2, IEEE Std C37.90, IEEE Std 1547, IEEE Std 61400-21
PV Grid Connection SwitchgearInsulation Resistance Test, Dielectric Withstand Voltage Test, Contact Resistance Measurement, Mechanical Operation Test, Interlocking Test, Grid Connection Test, Short-Circuit TestIEC 62271-100, IEC 62271-1, IEC 61439-1, IEC 61727IEEE Std C37.06, IEEE Std C37.20.1, IEEE Std 1547, IEEE Std C37.10
PV Energy Storage BatteriesCapacity Test, Charge/Discharge Efficiency Test, Cycle Life Test, Overcharge/Overdischarge Protection Test, Internal Resistance Test, Insulation Resistance Test, Temperature Performance TestIEC 62619, IEC 62133, IEC 61727, IEC 62933IEEE Std 1547.3, IEEE Std 1679.1, UL 9540, ANSI C12.20

Applicable scene

  • Rooftop PV
    Rooftop PV
  • Ground-mounted PV Plant
    Ground-mounted PV Plant
  • Agri-PV
    Agri-PV
  • Floating PV
    Floating PV

Equipment selection

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