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Certification
PV System Inspector (PVSI)
North American Board of Certified Energy Practitioners
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The PV System Inspector (PVSI) Board Certification recognizes the advanced experience and skill of inspecting residential and commercial photovoltaic systems. This Board Certification is for those who are highly knowledgeable of PV systems, applicable codes and ordinances, and assessing the safety and operation of PV systems.
Verify system labeling for AC/DC disconnects, raceways, inverters, and rapid shutdown systems in compliance with NEC and AHJ requirementsInspect installed electrical components to confirm they match approved plans, are properly listed, and meet applicable codes and working clearance requirementsInspect conductors and raceways to verify ampacity, voltage rating, conductor type, conduit fill, and suitability for environmental conditionsAssess conductor terminations for size, material compatibility, secure connections, and voltage and current ratingsVerify grounding system integrity including equipment grounding conductors, grounding electrodes, and ground fault detection per applicable codesInspect the PV system utility grid interconnection point to verify overcurrent protection, busbar current limits, and code complianceVerify sizing and ratings of overcurrent protection devices including voltage limitations, circuit current calculations, and interrupting current ratingsVerify PV array design and charge controller conductor sizing and overcurrent protection for energy storage systems per applicable codesInspect battery energy storage installations for enclosure adequacy, ventilation, grounding, working clearances, and code-compliant labelingVerify multimode inverter installation, AC connections, overcurrent protection, and critical load panel ratings for code complianceInspect roof-mounted PV components for attachment integrity, flashing, weather sealing, module condition, setback compliance, and racking system requirementsInspect ground-mounted PV systems for structural integrity, module attachments, conductor accessibility, and code complianceReview permit packages for accuracy and completeness including site diagrams, electrical schematics, string sizing, and component specificationsDocument and report deviations from manufacturer specifications, design documentation, and applicable codes with supporting evidence