No Problem ! If one of our SPDs break from a nuclear EMP, just send it
back and we'll replace it !
Did you realize that if you rearrange the first two letters of the word
"nuclear", you get unclear ?
boB
On 2/8/2022 9:35 AM, toddc...@finestplanet.com wrote:
What about Midnight SPDs?
T
From higher up...
We still make the MNPV4HV-DISCO3R-DLX and we some extra PSB to cover
anyone how is short during an installation project.
If Jeremy is ok with new product, we can help him out through his
distributor of choice.
AND
We probably do not advertise it with the PSB because the B
than 3.8V (LFP chem.).
Larry Crutcher
Starlight Solar Power Systems
On Dec 1, 2021, at 9:38 AM, b...@midnitesolar.com wrote:
Depends on the requirement for the BMS.
Usually, but not 100% always, the requirement is to get the voltage up
to "absorb" and then stop charging.
Just
newer and keep the MX60 as a spare.
boB
On 12/1/2021 9:10 AM, frenergy wrote:
boB,
Interesting...Sounds like this is not a candidate for
L-ion batteries.
Bill
On 11/30/2021 10:47 PM, b...@midnitesolar.com wrote:
Hi Bill
As I remember, the min is of course... Minimum time
Hi Bill
As I remember, the min is of course... Minimum time in Absorb.
Max is maximum time in absorb but depended on how long it took to get
from Bulk MPPT to that Absorb voltage.
So if it took 3 hours to get to Absorb that morning and you had t set
for Max 2 hours, it would Absorb for
FWIW, I was just looking at the specs for the RESU10 (48V) and it says
the total kW-Hour is 9.8 kW-Hour
which is at initial stage of life (note 1)
Usable energy says it is good for 8.8 kW-Hour (note 2)
At first I thought that maybe they just don't let you discharge all the
way to 0% and/o
Remember that cable resistance isn't the only thing to think about for
battery cables from inverter to batteries...
Cable inductance can matter too which is made better by keeping positive
and negative cables close together and also keeping them short as possible.
boB
On 7/21/2021 3:19 P
nternally
separated in the inverter in a boat, so I'll stick to marine
inverters for this one.
Cheers,
Dave
On Wed, Jun 30, 2021 at 5:30 PM b...@midnitesolar.com
<mailto:b...@midnitesolar.com> mailto:b...@midnitesolar.com>> wrote:
If you can'
If you can't find a single compatible charger, what also works it to use
2 (two) separate
MPPT charge controllers each with a separate PV array inputs and connect
each CC's
battery to half of the battery bank. This has worked fine for both OB
and MNS controllers
in past years and should wit
Eric, this is very interesting that the foil (Faraday shield) used in
this way would help that situation !
A Faraday shield using aluminum foil will only shield electric fields
and not magnetic fields of course
so something interesting is going on here. SO, the foil was not
grounded in a
isadvantage to non transformer
inverters?
Jay
On Oct 2, 2020, at 11:27 AM, "b...@midnitesolar.com"
wrote:
This is all great advice.
Remember that long wires can radiate RF. PV lines and the array can
make a good antenna for RFI as well as the battery lines.
I agree with Dav
This is all great advice.
Remember that long wires can radiate RF. PV lines and the array can
make a good antenna for RFI as well as the battery lines.
I agree with Dave that both of those inverters are more than likely
similar. I know that the XW has a good filter on the battery line
r
Forgot to say that if the inverters ARE grid tied, then they will NOT
drift around in phase and will
be synchronized and therefore will stay in sync and be passing through
from grid to output.
boB
On 12/22/2019 12:57 AM, Jerry Shafer wrote:
Well l would start simple and get a sync cable
You can test to see if both inverters are staying in sync by just
watching the voltage between L1 and L2 of the
outputs for a while. If they do not deviate much from 240VAC over
several minutes, then they are probably
sync'd OK... You can also help verify this by unplugging the sync cable
That notice not to use Tigo with the MidNite Classic controller was
several years ago.
Not long after that, Tigo did something to their optimizers to fix it
and there has not been a problem since.
Should be good to go.
boB
On 10/30/2019 6:06 PM, Mac Lewis wrote:
I haven't noticed in a wh
A Sunny Island (SI) will export excess energy to the grid when the
battery voltage is driven above its target voltage (IE absorb or float)
so in the case of using a Classic or any other charge controller, the
charge controller needs to be set to a higher voltage than the SI.
Typically I re
Yep. No problem.
It's polarity independent also so if one of the ends of the phone plug
is backwards, it shouldn't matter.
10K Ohms nominal 25 degree C value for the thermistor if anybody cares.
boB
On 1/29/2019 7:29 PM, Jeremy Rodriguez wrote:
Is it ok to extend the battery temp sensor w
Ray is coming at this from an electricians viewpoint. He is correct if
talking about wiring outside of a UL or ETL listed product.
The reason for wide radii in wiring is so the wires can be rerouted and
terminated a few times.
8 times the diameter is a very large bend radii and would never
The SPD-600 is evidently the one to use on the SMA TL inverters.
In older grounded PV systems, if the negative or positive is grounded
directly to ground, then you could get by without
an SPD connected to that grounded conductor because it is, well, already
grounded and that line will rise in
For an inverter with two MPPT inputs, you will need to treat the
negatives and positive lines separate unless
the manufacturer says something else. That means one SPD per array
unfortunately. Negative and positive connect
to separate leads of the SPD and then ground in the middle. As both
If a regular dimmer doesn't work, which because of the sharp edges I
would not expect to work very well,
you could try a variac.
boB
On 9/5/2018 5:38 PM, Bruce Geddes wrote:
I would doubt that dimmers will work as they look for leading or trailing edges
to power switch. With Mod square w
My cohort here that used to make PV modules thinks that something may
have hit the back of the
module ? Maybe somebody weed-eating around the array and something hit it ?
We notice the cracks in Ray's cells are white. Are the backs of these
modules white too ?
Interesting if they still wo
sting.
I know that this was done for our wind Clipper in Canada not long ago.
Email me directly and I can try to find the particulars of that
situation if it might help here.
Thanks,
boB
On 7/10/2018 11:36 AM, b...@midnitesolar.com wrote:
Just to clarify, MidNite has two (2) batter
Just to clarify, MidNite has two (2) battery monitors Sort of...
The MNBCM that Tom referred to is a shunt-less voltage monitor that
lets you know when
the battery has not received an Absorb charge cycle for 1 week and 2
weeks. It also has
somewhat of a voltage meter. It is purely base
All great questions. Sounds like the battery voltage is below set-point
(29V) using the heat gun
which is the thing to do to drag its V down. The Kid should have gone
back to MPPT (Bulk, Float or EQ) in a few moments
after doing that.
The sanity check for tracking is to note the Voc (105
I've checked several PV modules under load in past years and they all
seem to do this.
Just cell mis-match I was guessing.
boB
On 5/17/2018 3:19 PM, Corey Shalanski wrote:
On a recent utility-scale PV installation we noticed a strange
phenomenon on a single string on a single inverter. An
I was in Puerto Rico last week up in the hills helping train with a
small-ish off-grid combination systems.
What I saw in our training building was a Sonnen system with OB Radian,
Four Sonnen Li batteries, some external circuitry
(relays, etc) and PV using Enphase inverters running in AC co
The MidNite Chinook 200 is 100% isolated from ground and therefore would
work well on a positive ground system.
It has no up tower electronics other than a rectifier. These are
currently in production and available.
Thanks,
boB
On 1/19/2018 11:32 AM, Ray wrote:
Hi All;
I am doing a Pr
What can sometimes happen when the charge controller is wired
electrically close to
the inverter and long-ish battery cables are used from that connection
point to the batteries is
that surge currents from the inverter DC connection will be drawn from
the charge
controller and its batter
Interesting but scary subject for me ! I hope we don't find out how
well they work !
The MidNite SPDs use MOVs with a rating of 15 nano-second response time.
This response time is in line for type 2 and 3 EMP events but your
mileage may vary.
Type 1 EMPs (pico-seconds ?) have faster ri
On 8/30/2017 5:54 AM, Drake wrote:
Hi boB,
Would there be any issues with delayed control of the microinverters?
We do plan to use disconnects for maintenance.
Thanks,
Drake
I highly doubt there would be enough delay to worry about anything
regarding battery damage
Even with Rul
SSRs, especially AC SSRs made from thyrisotrs (scrs and/or triacs) are
"leaky" in general
so when turned OFF, can cause a shock Maybe not enough to kill you
but maybe enough
to make you fall off the roof !
I'm not sure why the disconnects aren't good enough which should already
be i
Maybe the blender in question uses some kind of half wave rectification
to control speed or something like that ?
boB
On 8/17/2017 8:43 AM, RE Ellison wrote:
If getting rid of the blender which is the easier choice or at least
trying a different blender to see if that does it is out of the
Concorde battery bank is 305 AH at 48
V for a C/6.5 charge rate. The battery bank should have been fully
charged. If the grid went down and the Radian quit selling during a
heavy selling period, could that not cause a 1 second voltage spike,
or should the Classic catch it instantaneousl
The Classic can overshoot but not very much, normally.
I would try this...
Sell to grid while watching the battery voltage and then turn the
inverter breaker off
and see what the battery voltage does. If the battery voltage rises to
the mid 60V range
from a low sell voltage of around 52
Battery based rapid shut down is not simple. Much of it is up to the
AHJ. You can shut down the AC output or the battery or both. Shunt trip
battery breakers do not cost much more than regular battery breakers.
You do need to control them though. That is what the Birdhouse and
MNbattery disc
Tesla just announced that they were only going to be making the AC
battery, which is what you are talking about here.
No DC only battery.
They are making their own inverter from what I understand.
There is also a rumor that NFPA is going to limit Lithium batteries to 2
kW in or on a residen
You can replace the internal SW fans (if the fans themselves are the
problem.)
BUT the replacement fans must draw approximately the same current as the
original fans because they are powered by a current source rather than
voltage
source. i.e. If you use a fan that draws less than the fan c
On Aug 27, 2016, at 10:02 PM, "b...@midnitesolar.com
<mailto:b...@midnitesolar.com>" <mailto:b...@midnitesolar.com>> wrote:
MidNite Solar stopped making the skinny OB E-Panels but we still make
many models of the wide OB E-Panels.
It still works fine with the OutBack
MidNite Solar stopped making the skinny OB E-Panels but we still make
many models of the wide OB E-Panels.
It still works fine with the OutBack surge arrestor in their AC conduit box.
boB
On 8/27/2016 2:30 PM, Howie Michaelson wrote:
H Jeremy,
It has been years since I used Outback's Arr
Jeremy, normally the way to reset the birdhouse RSS is to flip the
PV combiner switch with the red handle on it, OFF and then back ON.
Also...
*
**1-Make sure there is 120VAC to BirdHouse and it doesn’t say “Battery Low”
**
**2-Reset combiner (Birdhouse should say “The solar system has been
tur
Aaron, lead acid batteries will "self discharge". Letting them sit for
more than
a couple of weeks may not be that good for them as they can sulfate
without a good absorb
charge cycle every once in a while at least for a couple of hours.
The inverter and charge controller will always dra
Yes, the 9V is because of the auxiliary power supply that powers
everything inside. Not just the Classic of course. Lots of voltages and
various
power levels required to run these things.
And charcoal inside a Classic refurb ! Hmmm... You can be sure...
There WILL be spankings !
bo
Aaron, there may or may not be an explanation for WHY this happened. We
really love it when there is one though.
But being electronics and especially power electronics, it can go up
without rhyme or reason even though lots have
gone into catching failures before shipping units. Four to eig
Uh OH !! Not good !
The Classic will turn on at around 9 volts DC input and will continue to
run down to something around 4.5 volts input.
So, maybe the batteries aren't "zero" volts at least.
You can wait until tomorrow to call in OR go to the www.midnitesolar.com
web site
and start an o
t add longer real wire or a resistor. Fun Ohm's law
stuff.
boB
Jeremy Rodriguez
Solar Installation And Design Expert
All Solar, Inc.
1463 M St
Penrose Colorado 81240
Sent by Jeremy's iPhone. Sorry for typos and shorthand!
On May 30, 2016, at 1:15 PM, "b...@midnite
The (newer) SW5548 was harder on over current protection, mainly because
it could put out more current than the SW4048...
One trick to try is to place a long(ish) extension cord between the SW
and the load to give it a wee bit of series resistance.
Doing this would often reduce that OCP and
UL evaluates products on internal temperature rises while it is used
normally.
They also evaluate the products under abnormal use, in various ways.
It may or may not have a fan. If you look inside an inverter, you will
see the same type of
things Large external battery cables connect
We use several FLIRs here at MidNite... Invaluable tool for LOTS of
reasons.
You can by a FLIR E4: 80 x 60 resolution brand new on Amazon for $925.
There are other deals for less than this as Marco pointed out, too.
boB
On 5/16/2016 2:39 PM, Marco Mangelsdorf wrote:
Yes, Bill…I’d recomm
Hello Wrenches...
I don't normally announce something things like this but since Rapid
Shutdown is a fairly hot topic these days,
I am posting info on a webinar that we are putting on March 30th.
If you have any questions, please email or call Raechel
raec...@midnitesolar.com
Thanks !
An
On 3/15/2016 5:23 PM, Ray Walters wrote:
Hi Brad;
I think that remotely tripping the inverter might work with Outback,
but definitely not with Magnum. (I checked with them today) Also, if
the battery cables are more than 5 ft long, the rapid disconnect
/might/ have to be closer to the batte
MidNite's Rapid Shutdown Sustems are UL listed.
If you have any questions, please email Ryan at r...@midnitesolar.com.
Ryan said we were actually having a webinar on this subject later this
week, too.
No solenoids so no night tare loss on the battery side or the PV side.
*
more control over a system ? I know that I
certainly would
but I don't think the new MM2 does much, if any of that.
Any input is appreciated.
boB Gudgel
b...@midnitesolar.com
On 12/17/2015 8:05 PM, Lou Russo wrote:
Wrenches,
I have several existing off-grid sites that now requ
ld replace?
Daniel Tittmann
CTO
Greenwired
www.greenwired.com <http://www.greenwired.com>
dan...@greenwired.com <mailto:dan...@greenwired.com>
707-923-2001 (office)
707-206-5088 (Cell)
On Thu, Oct 29, 2015 at 4:19 PM, b...@midnitesolar.com
<mailto:b...@midnitesolar.com> <mailt
happening
with a scope and a current probe. I've seen some very strange things
happen.
boB
Sent from my iPhone
On Oct 29, 2015, at 4:19 PM, "b...@midnitesolar.com"
wrote:
Larry, because these MPPT CC's are bi-directional (for
efficiencies' sake), they can convert
appen.
boB
Sent from my iPhone
On Oct 29, 2015, at 4:19 PM, "b...@midnitesolar.com"
wrote:
Larry, because these MPPT CC's are bi-directional (for efficiencies' sake),
they can convert a large current
at the battery side to a smaller current at the PV side if not adjuste
hrough the
breaker unless the Classic is presenting a load? I suppose something
else could be wired through the breaker but I’m guessing Daniel would
have looked at that.
<<>>
Curious Larry
On Oct 29, 2015, at 1:06 PM, b...@midnitesolar.com
<mailto:b...@midnitesolar.com> wrote:
e and just
now seeing this problem ?
boB
On 10/29/2015 11:13 AM, b...@midnitesolar.com wrote:
You don't want to drive for hours and hours to do something that might
not fix the problem.
Without knowing exactly what is happening, I would bring a spare
Classic and also a new breaker
whic
You don't want to drive for hours and hours to do something that might
not fix the problem.
Without knowing exactly what is happening, I would bring a spare Classic
and also a new breaker
which I think I heard we were sending you
If the Classic is plugged into the internet, there is the
Daniel...
This one is kind of unusual... Especially tripping only in the morning.
Temperature ? Something moving or shaking the breaker box ?
Have you tried changing the circuit breaker ?
What is the approximate maximum current output from the Classic in the
morning ?
You can access rece
on whats going on.
My listeroid has been running into an MX60 for many years (7 or 8
years) without issues at around 3kw into 48v bank, and has proved to
be the most reliable way to couple a generator that I know of (for
what its worth).
On Thu, Oct 15, 2015 at 6:28 PM, b...@midnitesolar
We are not really advocating doing this. It can cause nightmares in
service and support.
If one really knows what they are doing, it can be done (and has been
done) but mere mortals should not
be attempting to do this.
I would get a real AC to DC charger. If IOTA isn't good enough, maybe
I would think that doing this would be asking for un-balanced batteries
in the string (un-equal battery voltage)
But I guess I can't argue with success ?
Put the positive battery in the middle then so it won't be on the end ?
:) :-)
boB
On 10/1/2015 2:07 PM, Starlight Solar Power Sys
If the inverter were in search, I would think that there would be no AC
power produced by
the micro inverters at all because of anti-islanding.
boB
On 9/21/2015 4:40 PM, Jay wrote:
Nope wasn't in search when I had flicker.
If the loads were greater than the enphase production then no flick
Yep. The OK4U was like 100 watts or 125 watts maybe ?
I was the first one in the US to hook one up (I'm pretty sure ?) after
Bill Ropenecker, the then
CEO of Trace Engineering handed me after his trip to Europe and brought
it back with him.
boB
On 9/17/2015 4:02 PM, Michael Welch wrote:
The two remotes are completely different from each other... If by SWRC
you mean
the black (typically) rectangular remote for the SW that looks the same
as the
one on the SW inverter itself with the LCD and the 4 big (ish) square
buttons.
(The HAL 9000)
The SWRC has a bunch of separate wire
Darn ! I must have been talking about myself !!!
I said "short term memory" when I mean "short term warranty"
boB
On 7/18/2015 11:09 AM, b...@midnitesolar.com wrote:
Hi Bill
From what I understand, and I have asked this question to different
people at differe
I bet that Bill Hoffer could offer way better information than I can
about this.
boB
On 7/18/2015 3:29 AM, solar1onl...@charter.net wrote:
boB,
Can you expand on the warranty coverage in this situation?
TIA,
Bill
-
From: "b...@midnitesolar.com"
FYI...
Every [Midnite] SMA E-Panel comes with a shunt trip breaker. SMA
requested this when they asked MidNite to design an E-Panel for them.
You will need the battery disconnect module to go with each E-Panel
though. The battery disconnect modules connect to the Birdhouse and to
the shunt
It's too bad that when a module goes to a REAL high degradation, like,
100% down to nothing
before that 25 year "warranty" is up, that it is NOT considered
degradation and is not covered
under "warranty".
P.S. This has nothing to do with Trina or any PV company in particular.
boB
On 7/16/2
antrex.com_ <http://www.xantrex.com/> | *Address:*
3700 Gilmore Way, Burnaby, BC V5G4M1
<http://www.xantrexrebate.com/>
<http://www.xantrex.com/>
<https://www.facebook.com/Xantrex>
<https://twitter.com/Xantrex>
<https://twitter.com/Xantrex&
I would think that Solar City would know all about this.
Or, maybe I wouldn't ?
boB
On 6/29/2015 11:06 AM, Rebekah Hren wrote:
I don't have any info, but the StorEdge diagram is confusing to me
when it says "energy independence." I can see a simple compatibility
between the Powerwall DC vo
On 6/28/2015 9:20 AM, Allan Sindelar wrote:
I'm not an EE, but I can't see what difference twisting would make in
the absence of a building/collapsing field as is normal with AC.
It is little known that with the typical inverters that use the heavy
power transformers,
have a lot of AC 1
After spending a lot of time and money to make the SMA Sunny Island work
with a grid tie inverter system of twice the Sunny Island capacity we
dropped the project. The problem we had is that the system is
complicated and we were spending far too much time working with the
people in the field
Oooo... Or maybe a module or more are shorted and being bypassed ?
A FLIR can sometimes come in handy to look at the entire array and of course
detect bad/hot connections.
But a shorted module will be almost as hot as a working module at MPP
voltage.
boB
On 6/1/2015 11:28 AM, b
Partial shading will also reduce the MPP voltage and to a much smaller
extent, the Voc.
I don't suppose there are some new trees or something at the site ?
Jarmo, I like your presentation.
boB
On 6/1/2015 11:21 AM, Starlight Solar Power Systems wrote:
Luke,
For reference, we sold/instal
On 5/23/2015 11:37 AM, Luke Christy wrote:
Jay's point about adding PV to offset daytime AC for the battery bank brings up
the issue of active cooling.
How many folks out there are installing some form of cooling for LA battery
banks, and how are you implementing it?
As long as some FLA bat
On 5/22/2015 6:43 PM, jay peltz wrote:
agreed.
Again, maybe Steve has an view of the builder, but having it on the
post is pretty close.
If it's the typical flat type of BTS, wedged right between two batteries
will give a good
average temperature of the two of them.
boB
Maybe there
On 5/22/2015 12:56 PM, Ray Walters wrote:
Hi Bill;
If the battery is in an insulated box indoors, it definitely can over
heat. Also if ambient temps get into the 90s, the additional heat
from charging can push the battery into the danger zone. In hot
desert or tropical climates, it may actu
In addition, when someone leaves the system for long periods of time,
the ending amps can help BUT that is
not the same as giving them a good de-sulfating Absorb cycle once in a
while.
This is where it is nice to give them a good Absorb for some hours
without the ending amps but only
every s
When I was at Intersolar 2 years ago in Munich I saw Solar Edge's system.
This article mentioned them as one of their partners.
This was for Europe's "Self Consumption" program. The solar array is
somewhere
around 400 volts DC, regulated somewhat by the optimizers, and feeds
into the
input of
May I please add
1) Must know the difference between AC and DC.
2) Must be able to identify what each prong is when shown an AC plug.
boB
On 4/28/2015 6:35 PM, Dan Fink wrote:
Esteemed Wrenches:
I teach hands-on /Intro to PV/ and/Intro to Solar Therma/l at a 2-year
technical colle
You didn't touch the power board ?
If changing out the control board seems to make it work and regulate output
voltage properly, it's probably good and I would try running some
larger loads
to test it. You may have gotten lucky.
Unless you want to keep that old replacement board for a speci
ttery voltage from rising
above
the charging set point and to give the battery maximum power/current when
it needs charging.
Most MPPT charge controllers operate this way.
boB
On 3/19/2015 11:57 AM, b...@midnitesolar.com wrote:
Jeff, I am sorry you did not get a proper answer from tech support
Jeff, I am sorry you did not get a proper answer from tech support to a
very basic question like this.
I don't know who you talked with so we will flog all of them equally.
I am glad that particular sentence was removed from the manual as it was
not correct. You can only
keep the charge co
They have made quite a bit of progress since they first started out.
Getting better.
I don't know personally but one of our employees lives off grid with a
couple stacks
of these things. So far, so good.
boB
On 2/15/2015 6:55 PM, Kirpal Khalsa wrote:
Hi Wrenches!! A customer just passed m
>>>but the first time there is a system out there that does not work
some guy may just go and bypass it,
hell its a cheap fix. now who thinks they are protected and they are
not, bad deal.<<<
Sounds like a good reason for the system to have proper feedback to
let the firefighters know that t
The inverters' input capacitors may be charged and so that must also be
isolated near the inverter.
A grid operated contactor will not work for a battery-back up system.
Also, 600V DC can weld contacts closed and if this happens and there is
no feedback to show that
the contacts definitely
In addition to the others, don't forget Craig who worked with us for
many years at Trace Engineering...
http://www.phantompowerservices.com/
boB
On 12/22/2014 2:15 PM, Baxter, Gary wrote:
Try Inverter Sales and Service
Whitehouse TN
Local: 615-672-1142
They have been repairing SW since
If you ~really~ need high efficiency solar panels, you could go here...
http://www.spectrolab.com/solarpanels.htm
Greater than ~30% efficiency if you don't mind paying about $250 per watt.
boB
On 12/20/2014 2:34 PM, Larry wrote:
Hey Marco,
I pulled the data sheet to scan it and what did
Mobile:* +604-505-0291 *
Email:* _jarmo.venalainen@schneider-electric.com_
<mailto:jarmo.venalai...@schneider-electric.com> |
*Site:*_www.SEsolar.com_ <http://www.sesolar.com/> | *Address:* 3700
Gilmore Way, Burnaby, BC V5G4M1
_
_<http://%20www.sesolar.com/>
*** Please consider the environmen
tp://www.sesolar.com/> | *Address:* 3700
Gilmore Way, Burnaby, BC V5G4M1
_
_<http://%20www.sesolar.com/>
*** Please consider the environment before printing this e-mail
From: "b...@midnitesolar.com"
To: RE-wrenches ,
Date: 12/16/201
Larry, Pitfalls ?
The biggest pitfall I would say is if you have a VERY stiff grid.
If your Voc is say, 170V DC and the CC current limits it output at say,
169 V DC,
they you are going to need to add an input power resistor of a couple
Ohms to
help cushion the input to be more like a PV module
The "area" of the conductor will be 3 times and you would think that the
NEC Ampacity would also be 3 times
that of one conductor. But one LARGE conductor with the same area
might not be as high as you think
because of insulation. I would think that ampacity of 3 cables in
parallel would be
;t go low enough
on the low side and still produce peak AC voltage. Seems these
batteries are catching on might need to revisit this again.
Gary Baxter
Product Manager
Magnum/Dimensions
On Nov 10, 2014, at 11:29 AM, "b...@midnitesolar.com
<mailto:b...@midnitesolar.com>" <mail
Aquion's technology is evidently getting better and better from what we
have seen.
Ryan Stankevitz from MidNite may be able tell you more if you would like
an external opinion
boB
On 11/10/2014 9:10 AM, Dave wrote:
Wrenches,
I have a customer with a grid-tied w battery back-up (former
I was going to say to check out the Atkinson gen start unit.
The Classic and other simple voltage sense auxiliary switches can be
used to start generators but
there isn't necessarily any feedback to tell if the generator actually
started or not.
One thing that can be done for feedback is t
FWIW, remember also that if there is a Neutral connection on the AC side
that this line is grounded (usually) so
there is also that ground connection.
boB
On 11/5/2014 9:55 AM, Rebekah Hren wrote:
Hi Dana,
If you bond the the ac and dc grounding systems using the optional
method outlined
I do not see any reference to an 8
pole disconnect. Could you clarify, please?
Thanks,
William Miller
Gradient Cap_mini
Lic 773985
millersolar.com <http://www.millersolar.com/>
805-438-5600
*From:*RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org]
*On Behalf
William,
There is this DLTL disco with 8 poles. I understand that the "street
price" is very possible less than the $579 4-pole you cited earlier.
For future reference, this is also rapid shutdown ready.
http://www.midnitesolar.com/productPhoto.php?product_ID=583&productCatName=RAPID-SHUTDO
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