The Lotus Energy 36 watt Solar Home System is an excellent solution
for household level electrification in rural areas of a country like
Nepal. The Solar Home System package consists of a 36 watt Shell
solar module, a 70AH or 94AH solar deep cycle battery, a 10A Solar
Charge Controller and three high efficiency compact fluorescent
lamps, as well as a complete set of installation materials with
grounding wires. The diagram shown to the right shows a typical
installation plan of the Solar Home System in a Nepali household.
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PV
PowerHouse Solar Home System
This system is manufactured as per World Bank specification for
Solar Home Systems, and uses a 36 Wp / 50 Wp / 75 Wp solar module, a 12 volt 50 Ah / 94 Ah
battery, a compact centralized control unit called PowerHouse, associated cables,
accessories and battery acid, and 3 fluorescent lamps, structure etc. Centralized
control is provided by a PV Powerhouse. The PowerHouse
is an all-in-one sleek unit that combines a charge controller,
battery housing and a load control center, for an easily installed
compact and inexpensive unit. It works as an 8 Amp charge
controller, load control center (three switches, plus an extra one
for 6/9 volt load), multiple voltage regulator (6/9 volt DC),
charge level indicator, as well as a battery enclosure (suitable
for batteries of 285 mm x 171 mm x 247 mm or smaller). A larger
size is also available,
for up to five load switches, and a larger battery cabinet.