7/30/01
summer 2001
6
Off-Grid

nMost of estimated 50,000 PV homes are off the utility grid.
nProperty is cheap because of inacessibility to grid.
nStand Alone System Features:
nPV modules on roof
nPV circuit from roof to control center
nPower center with control and safety devices
nBattery bank
nBackup generator
nInverter; converts DC to 120-v AC