1. Technical Parameter
1) Test items: Initial stabilization, outdoor exposure test, etc. 
2) Micro-inverter (MPPT maximum power tracking): 
Quantity: 4 sets (can be used for initial stabilization, outdoor exposure testing) 
Individual power: 700W 
Maximum power point tracking range: 25V-60V 
Operating voltage range: 25V-60V 
Maximum DC input voltage: 60V 
Startup voltage: 22V 
Maximum DC input current: 25A 

2. Irradiance sensor (solar total irradiance meter): 
Quantity: 1 set 
Measurement spectral range: 285~2800nm 
Measurement range: 0~2000W/m^-2 
Sensitivity: 7~14µW/m^-2 
Time response: ≤2s (99%) 
Internal resistance: ≒350Ω 
Stability: ±2% 
Cosine: ≤±5% 
Spectral range: 0.27~3.0µm 
Temperature characteristic: ±5% 

3. Temperature test accessories and software functionality: 
Module temperature channels: 8 channels 
Temperature sensor: accuracy ±2°C or better 
Software: automatically collect module temperature at different parts, ambient temperature, irradiance, wind speed; data export to Excel 

4. Fixed angle PV mounting structure (non-adjustable angle):
 Capacity: 4 modules of 1.4m, total designed length is approximately 6m 

5. Initial stabilization, outdoor exposure test software functionality: 
For the initial stabilization test, the accumulated irradiance reaches 5 or 10KW·h/m2, and the buzzer prompts automatically. 
For the outdoor exposure test, the accumulated irradiance reaches 60KW·h/m2, and the buzzer prompts automatically. 
Accumulated irradiance: can be set in different test software, buzzer prompts after reaching the dose 

6. Site construction and installation (outdoor control room to be built by the user): 
Outdoor or indoor electrical control cabinet: 1 set 
On-site construction, cable, cable tray, and bracket procurement: using 2.5mm2 two-core PV cables, 1.5mm2