Overview
System type: Batteryless, grid-tied solar-electric
Location: Boulder, Colorado
Solar resource: 5.5 average daily peak sun-hours
Record Low Temperature: -24°F
Average High Temperature: 87°F
Average monthly production: 764 AC kWh
Utility electricity offset annually: 128%
PV System Components
Modules: 30 SunPower SPR, 225 W STC, Vmp 41 V, Imp 5.49 A, Voc 48.5 V, Isc 5.97 A
Array: Three 10-module series strings, 6,750 W STC total; each string: Vmp 410 V, Imp 5.49 A, Voc 485 V, Isc 5.87 A
Junction box: SolaDeck
Array installation: Unirac SolarMount rails installed on roof plane oriented to a 195° azimuth, 33° tilt
Inverter: SMA America Sunny Boy 6000, 6 kW rated output, 600 VDC maximum input, 250–480 VDC MPPT operating range, 240 VAC output
System performance metering: SunPower Monitoring System
