Table 1: Manufacture’s specifications of Solar H750 Helios Module.

Band gap energy of silicon at 300 K1.12 eV
Ideality factor of the P-N junction1.2
Short circuit current at STC4.01 A
Open circuit voltage at STC21.6 V
Current at MPP3.47 A
Voltage at MPP17.3 V
Maximum power at STC60 Wp
Number of series-connected cells36