On December 21, 2006, Waianae Intermediate School became the twenty-sixth school (fourteenth on Oahu) to receive a photovoltaic (PV) system. The 2-kW grid-connected PV system consists of ten PV modules installed on the roof over the second floor walkway of Building J and balance-of-system (BOS) equipment, which includes the inverter, disconnects, transformer, data acquisition system and other equipment, installed in a secured electrical room on the second floor of Building J. The SunPower modules used at the school have a rated output of 200 watts each and one of the highest module efficiencies (16.1%) available.
Ten (10) SunPower SPR-200-BLK PV modules
One (1) SunPower SPR-2000 inverter
AC and DC disconnects
Schott Solar SunTrack "Local" data acquisition system
PV modules on roof of Building J (left), and inverter and other equipment in 2nd floor electrical room of Building J (right).