REAL-WORLD TEST RESULTS

POWER QUALITY:

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Inverter output voltage under load     Inverter output frequency


Synthesized 120V sinewave output under load     Inverter output (top), utility power (bottom)

ELECTRICAL DEMAND AND BATTERY LIFE:

System was tested by by shutting off main breaker to house, under normal electrical demand. No conservation steps were taken. Loads included all usual lighting, furnace, refrigerator, well pump, TV, stereo, 2 computers, and assorted outdoor 500W lighting.

TEST DURATION = 16 HOURS

BATTERY DRAIN = 220 Ah

BATTERY USAGE = 33%

FINAL BATTERY VOLTAGE: 8 CELLS @ 1.98V, 8 CELLS @ 1.97V, 5 CELLS @ 1.96V, 2 CELLS @ 1.95V, 1 CELL @ 1.94V  

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