Hi David,
I'm really curious about the "zigzag" hook-up. Is the anyway you can
get me a schematic of this or a digital photo .....I have a 15 HP 12
lead motoer and would like to see if i can do this.....thanks. I can
send you my snail mail address if you like....Mark
--- In [email protected], "David Green" <[EMAIL PROTECTED]> wrote:
>
> Hi Mark,
>
> Basically the crossflow disintegrated with age (40 years of
operation). The
> site uses an 18" penstock with 40 psi. The pump still uses belts
to the old
> generator since the installation was setup that way, there is some
power
> loss from the belts but better speed matching.
>
> With a twelve lead motor one does not need capacitors at all to get
a single
> phase generator. There are some commercial portable diesel systems
(30kw)
> that use this wiring so the site contractor can pick and choose the
power
> type. It is called (I think) a zigzag hook up. One cannot do this
with a
> normal nine lead three phase motor. The system I have is grid
connected but
> my neighbor (from which I used the wiring diagram) has a trailer
mounted
> self regulating twelve lead system with diesel motor.
>
> David
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