Compressor

The subpanel that the inverters feed is clearly, safely labeled.

Daren chose to mount the SMA inverters inside, even though they are designed to live outside. He added a muffin fan to help them stay cool.

Daren chose to mount the SMA inverters inside, even though they are designed to live outside. He added a muffin fan to help them stay cool.

before pushing energy into the grid. I returned to the inverters to watch the countdown, and when the display was approaching zero, I bolted back to the meter and shouted, "We have liftoff!" at the top of my lungs.

It was unbelievable how fast the meter was going backwards. It was smokin'... just kidding. Next I had Martina go inside and turn on one of our two, 3 ton air conditioners. and the meter was still going backwards, just more slowly. This was so cool! Then she turned on the second air unit and the meter went forward, but slowly.

Payback Time

I signed up for the SCE time-of-use (TOU) rate, which is based on specific time slots to determine the price of electricity. Basically, we pay a premium from 10 AM to 6 PM on workdays, and discounted rates on

Daren Webster's TOU / Net Billing Computations

From

To

Days

Wir On Peak KWH

ter Off Peak KWH

Sum Or Peak KWH

mer Off Peak KWH

KWH Total

Peak Chrg.

Peak Chrg.

mer Off Peak Chrg.

Energy Charge

Carried Total

09/20/01

10/07/01

0 0

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