[RE-wrenches] DC Rating of Disconnects

[Drake Chamberlin]

At 03:14 PM 11/21/2008, you wrote:
>Of course the use of an unfused disco makes good sense, prior to 
>penetrating building shell.

Often it does, but if multiple strings go directly to a large 
inverter, one string turned off accomplishes little, since the wiring 
will be energized at the inverter side of the disconnect by the other 
strings that are combined at the inverter. .


Drake Chamberlin
Athens Electric
OH License 44810
CO License 3773
740-448-7328
740-856-9648  
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