#5 - LARGE HOME / SMALL BUSINESS - PRODUCES ABOUT 12-18 USABLE KILOWATT-HOURS ON A SUNNY DAY
This system can run a small home business with office and computers all day, work bench and shop tools. Plus all the usual residential power described in Example #4. Battery voltage of 48 is recommended. Includes automatic generator start as batteries or loads require. A 48v battery bankrequires 6-volt batteries in multiples of 8. This example is simplified by factory assembled equipment.
SOLAR: 3000-4000 Watts = 250W or any of the larger 60-cell modules
MOUNTS / RACK: Ground, Roof, or Pole
POWERCENTER: Magnum Panel or an integrated power system with 1 or 2 inverters and MPPT charge controllers, lightning protection, meters, cabling.
BATTERIES: Surrette 4KS21PS or Solar One HuPs
Approximate cost of a system of this size is $28,000 to $40,000
Recommended Generator: Honda EU7000is or larger