[RE-wrenches] Solarworld SW 165/175 needed

2013-04-24 Thread Bruce
Does anyone know where I might find a Solarworld 165 or 175 mono 
module?  We have to replace one that got damaged.


Thanks!

Bruce Leininger

PV System Designer

GRID Alternatives

1171 Ocean Avenue, Suite 200,

Oakland, CA 94608

Cell 415.571.1764

/GRID Alternatives' mission is to empower communities in need to meet 
their basic requirements of health, education, and economic opportunity 
by providing renewable energy and energy efficiency services, equipment, 
and training. GRID Alternatives works collaboratively with communities 
and local organizations to identify specific needs and to develop 
renewable energy solutions that are environmentally, socially, and 
economically sustainable. We believe that environmental stewardship, 
women's rights,and humanitarian protection are integral to these 
sustainable solutions. /


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[RE-wrenches] Solarworld SW 165/175 mono needed

2013-04-24 Thread Bruce
Does anyone know where I might find a Solarworld 165 or 175 mono 
module?  We have to replace one that got damaged.


Thanks!

Bruce Leininger

PV System Designer

GRID Alternatives

1171 Ocean Avenue, Suite 200,

Oakland, CA 94608

Cell 415.571.1764

/GRID Alternatives' mission is to empower communities in need to meet 
their basic requirements of health, education, and economic opportunity 
by providing renewable energy and energy efficiency services, equipment, 
and training. GRID Alternatives works collaboratively with communities 
and local organizations to identify specific needs and to develop 
renewable energy solutions that are environmentally, socially, and 
economically sustainable. We believe that environmental stewardship, 
women's rights,and humanitarian protection are integral to these 
sustainable solutions. /



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Re: [RE-wrenches] Solarworld SW 165/175 needed

2013-04-24 Thread Ray Walters

HA, HA, HA.  you must be joking
Sorry Bruce, just we've been in this situation many times over the past 
few years; It's been a real pain.  I actually think the best thing might 
be to pull some 175s out of service on a system upgrade for one customer 
in order to use them for other customers' systems.  We found a few 
modules that were close dimensionally and performance wise, but they 
were not exact. (Conergy 180 worked, but was off by a couple of inches 
on the length as I recall)


R.Ray Walters
CTO, Solarray, Inc
Nabcep Certified PV Installer,
Licensed Master Electrician
Solar Design Engineer
303 505-8760

On 4/24/2013 3:52 PM, Bruce wrote:
Does anyone know where I might find a Solarworld 165 or 175 mono 
module?  We have to replace one that got damaged.


Thanks!

Bruce Leininger

PV System Designer

GRID Alternatives

1171 Ocean Avenue, Suite 200,

Oakland, CA 94608

Cell 415.571.1764

/GRID Alternatives' mission is to empower communities in need to meet 
their basic requirements of health, education, and economic 
opportunity by providing renewable energy and energy efficiency 
services, equipment, and training. GRID Alternatives works 
collaboratively with communities and local organizations to identify 
specific needs and to develop renewable energy solutions that are 
environmentally, socially, and economically sustainable. We believe 
that environmental stewardship, women's rights,and humanitarian 
protection are integral to these sustainable solutions. /




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[RE-wrenches] Stainless Steel Cable Ties

2013-04-24 Thread Benn Kilburn - DayStar Renewable Energy
Wrenches,
I searched the archives, but came up with nothing on thisŠ.

I have found a good supplier for reasonably priced stainless steel cable
ties and have been using them in place of black nylon cable ties for
supporting cables, PV wires and micro-inverter wires to the mounting rails
and such.  I feel better knowing the wires under the array are supported
this way rather than with plastic/nylon cable ties, for which I tried but
cannot get a manufacturer to guarantee will last 20+yrs.

A colleague is questioning this method (SS ties) with the concern that over
time the (albeit small) movement in the wires and/or expansion/contraction
of the rails could result in the stainless steel cable ties cutting thru the
wire's insulation and thenŠ..
I have heard this concern before from others as well.

The way I see it is that the very popular stainless steel S cable clips
that hold wires to module frames have comparable equal sharp edges as well
and would pose the same risk, but there doesn't seem to be any concern
there.

I am wondering who else is using SS ties in place of nylon ones, and if you
are taking additional steps to protect the wire's insulation from the SS
ties?
Common sense abides, meaning don't wrap a wire around the SS ties so that
the wire has tension on the sharp edge of the tie.  Flat edge contact with
the wire only, the same way that you wouldn't run a wire across/around a
sharp cut edge of a rail or anything else.

Thanks,
benn


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