Forum Discussion
BFL13
Jan 23, 2014Explorer II
Your expected amps would be too low if you are anywhere down South.
I got 7.2amps noon flat with 130w at 49.3N in May and it is all proportional so you just do 1000/130 x 7.2 = 55a flat. I would tilt them up facing South to get proper amps at noon. In fact I build contraptions so I get full amps more of the day than just at noon. Anyway, you need to do some more figuring.
You can do proportional to 130 for the flat, tilted, 'tracking' I got here. MPPT is about the same as PWM maybe a tad more hardly notice despite the hype, so you can rely on this for ball park.
http://www.rv.net/forum/index.cfm/fuseaction/thread/tid/26065604.cfm
I got 7.2amps noon flat with 130w at 49.3N in May and it is all proportional so you just do 1000/130 x 7.2 = 55a flat. I would tilt them up facing South to get proper amps at noon. In fact I build contraptions so I get full amps more of the day than just at noon. Anyway, you need to do some more figuring.
You can do proportional to 130 for the flat, tilted, 'tracking' I got here. MPPT is about the same as PWM maybe a tad more hardly notice despite the hype, so you can rely on this for ball park.
http://www.rv.net/forum/index.cfm/fuseaction/thread/tid/26065604.cfm
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