[RE-wrenches] Sunny Island Battery Disconnects

[wirewiz at gmail.com]

Take a look at Blue Sea

www.bluesea.com

Larry
On Feb 7, 2014 8:30 PM, <william at millersolar.com> wrote:

> Friends:
>
>
>
> I am reworking an installation with 3 Sunny Island inverters.  The battery
> leads have no disconnecting means or OCP.  I have been looking for sensible
> hardware to provide this and I have found some options.  I am interested in
> any input on these or ideas I have not discovered.
>
>
>
> 1.       SMA BATFUSE.  I am having trouble deciding which one is right
> for a 3 SI install.
>
> a.       The B.003 appears to have fuse positions for the positive and
> the negative leads.  I am fairly darn certain I don't want fuses in the
> negative leads of a negative bonded system, and although this is my first
> SI install, I am pretty sure this is negative bonded.  Am I missing
> something here?
>
> b.      The B.001 has only positions for two fuses as far as I can see
> from the manual.
>
> c.       So it looks like neither will work for me.  Does anyone have any
> experience and/or wisdom here?
>
> 2.       Midnite Solar E-panels:
>
> a.       The regular panel has DC and AC components.  I want to control
> the AC elsewhere so I could order three slave units.  The Midnite unit
> mounts right under the inverter but I would prefer to have the OCP closer
> to the batteries.
>
> 3.       Outback:
>
> a.       We could purchase an Outback FX1000 and install three breakers
> in it.
>
> 4.       Breaker Size:
>
> a.       I have started to read the manual but I have yet to find out
> what size breaker fuse is recommended.  Have I just not found it yet?
>
> b.      Also, I have not found a specification for battery cable size.
> Am I blind?
>
>
>
> Thanks in advance.  I really appreciate the help I receive here.  I try to
> give as well as receive.
>
>
>
> William
>
>
>
>
>
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