Table 2.

System specifications.

System Specs
	Power	Manufacturer
Module	390 W	Trina solar
Inverter	25kW	SMA USA

System Design
Number of inverters	9
Number of panels	646
Total Power	253 kWdc
DC to AC ratio	1.17
Modules per string	19
Number of strings	34
Tilt angle	28
Azimuth angle	180 (true south)
GCR	0.3
Total area covered	1266 sqm

System costs in USD
Total system cost	170,033
O&M cost per year	6000