PV String Configuration
PV String Configuration
1Module Parameters
Wp
V
V
A
A
2System Limits and Target
V
A
%/°F

Module nameplate value, typically -0.14~-0.19%/°F

°F
Wp
3Calculation Results
Temperature Correction Notes

Open-circuit voltage rises at low temperature; check with the formula:
V_oc_min = V_oc × (1 + α × (T_min − 77))
Example: V_oc=49.9V, α=−0.16%/°F, T_min=−4°F (STC reference 77°F) →
V_oc_min = 49.9 × (1 + (−0.0016)×(−81)) ≈ 49.9 × 1.13 ≈ 56.4V

📋 Reference Standards

IEC 62548PV Arrays – Design Requirements
NEC 690PV Systems – US