Overview
Location: Applegate, Oregon
Solar resource: 4.93 average daily peak sun-hours
Photovoltaic System
Average monthly production: 347 AC KWH
Utility electricity offset annually: 53%
Modules: Twenty-two, Isofoton I-150/24, 150 W STC, 34.6 Vmp
Array: Two 11-module series strings, 3,300 W STC total, 380.6 Vmp
Array installation: Power Rail by Direct Power & Water; mounts installed on south-facing garage roof, 20-degree tilt
Inverter: Xantrex GT3.0, 3 KW rated output, 600 VDC maximum input, 195–550 VDC MPPT range, 240 VAC output
Solar Thermal System
System type: Closed-loop, antifreeze
Production: 357 KWH per month (average)
Hot water produced annually: 65%
Collectors: Two, Heliodyne, Gobi 408, 32.3 sq. ft. each (4 x 8 ft.)
Collector installation: Mounted on south-facing roof, 24-degree tilt
Heat transfer fluid: Propylene glycol
Circulation pump: Grundfos UPS 15-58FC
Pump controller: Heliotrope Thermal Delta-T
Tank: Ruud Pacemaker, 80 gal.
Heat exchanger: Ruud 81V80HE1
Backup DHW: Rheem Marathon, MR50245, 50 gal.
Thermometer: Watts & Weiss Instruments (top of tank)
Flow meter: Pentair
