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.
nProperty is cheap because of inacessibility to grid.
nStand Alone
System
Features:
nPower center with control and safety devices
nPV modules on
roof
nPV circuit from roof
to control centernPower center with control and safety devices
nBattery bank
nBackup generator
nInverter; converts DC
to 120-v AC