The following content can be used as a reference
1, system file requirements: system files, wiring diagrams, data sheets, mechanical design information, operation and maintenance information. The main reference to IEC62446 "grid-grid photovoltaic system - system documentation, commissioned testing and inspection of basic requirements", combined with China's "Golden Sun" demonstration project requirements.
2. Electrical equipment inspection: DC system component inspection, electric shock protection and grounding inspection, AC system inspection, labeling, and photovoltaic square array support structure. Main reference to IEC62446 "Grid-connected Photovoltaic Power Generation System - Basic Requirements for System Documentation, Commissioning Tests and Inspections", IEC 60364 "Electrical Installations for Buildings", IEC 61215 "Crystalline Silicon Photovoltaic Modules (PV) - Designing and Styling", IEC 61646 "Ground Thin Film Photovoltaic Module (PV) - Design and Modeling, and CNCA/CTS0004-2009 "Technical Conditions and Test Methods for Inverters for Low Voltage Grid-Connected Photovoltaic Power Generation below 400V".
3. Component and system testing: General requirements, continuity testing of protective devices and equipotentials, polarity testing, measurement of PV string open-circuit voltage, functional testing, photovoltaic array insulation resistance testing, PV array nominal power testing , photovoltaic square array structure inspection, system operation check.
The main reference:
IEC62446 "Grid-connected Photovoltaic Power Generation System - Basic Requirements for System Documents, Commissioning Tests and Inspections"
GB/T "Field measurement of IV characteristics of crystalline silicon photovoltaic (PV) squares"
GB19064 "Technical conditions and test methods for home solar power systems"
GB50054 "Low voltage distribution design specifications"
GB17478 "Characteristics and Safety Requirements for Low-Voltage DC Power Supplies"
GB6495 "PV Devices"
GB/T17626 Electromagnetic Compatibility Test and Measurement Technology
GB191 Packing, Storage and Transportation Signs
GBJ232-82 "Electrical Installation Installation Construction and Acceptance Specifications"
GBJ17-88 Technical Specifications for Steel Structures
GBJ9-87 "Loading Codes for Building Structures"
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