Re: [RE-wrenches] MATE3 restart

don't accidentally plug the hub cable into the internet port. I believe it is possible that you could damage the internet port by doing so. William Miller Lic 773985 millersolar.com 805-438-5600 -Original Message- From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.or

[RE-wrenches] Outback Mate 3 and Hub: Questions and warnings

adequate for string systems that exceed the 300 volts. Anyway, that’s what I have been learning the hard way lately. I hope someone can learn from my mistakes. If anyone has anything to add, I am always looking for extra input. Sincerely, William Miller [image: Gradient Cap_mini] Lic

Re: [RE-wrenches] PV Recombiner

that once said, “aesthetically pleasing installation are more reliable…” True words. Thanks for you input. William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 *From:* RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.or

Re: [RE-wrenches] GSLC work-arounds

line, for example, which has no BOS at all. With some intelligent design and a few tips and tricks, the Radian can make a very nice install. William PS: I am increasingly excited to try the Midnite MNDC15. Although it has the same problem with back-wired breakers, it allows one to move all

[RE-wrenches] GSLC work-arounds

into these web pages is helpful to someone out there. I always try to give back to the industry by sharing some of my trade secrets. Sincerely, William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-43

Re: [RE-wrenches] PV Recombiner

are the inverter breakers. Makes for a much easier to wire installation. And it makes better sense to separate the AC and DC breakers. If I give it a go, I will report back on my results. Thanks to everyone for the input. William PS: Our last two GSLCs came with some problems: The

Re: [RE-wrenches] PV Recombiner

an FM60 either. We have used an Outback Flexware 1000 DC Cabinets for recombiners. They have the same issue with back wiring but there is more room William PS: I was on the island a couple of weeks ago. Sorry I did not run into you. Wm [image: Gradient Cap_mini] Lic 773985

Re: [RE-wrenches] PV Recombiner

professional. Sincerely, William Miller Figure 1 Factory wired GSLC Figure 2 Miller Solar installed GSLC.. [image: 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 Beh

[RE-wrenches] PV Recombiner

with studs on the back. Anyone know of a more thoughtfully designed PV recombiner? Thanks in advance, William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 ___ List sponsored by R

[RE-wrenches] Stat-Power LCD Display

advance. William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address &

Re: [RE-wrenches] #6 PV Wire Transition

Corey: How about using a combiner? William [image: 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 Of *Corey Shalanski *Sent:* Thursday, October 06, 2016 3

[RE-wrenches] DIN Rail connector source

? Hopefully ne from which I can choose the parts I need without wading through 50 catalog pages. Also, is there a brand or style of connector block any of you favor? Most of my applications are low current. Thank you in advance for any input. Sincerely, William Miller [image

Re: [RE-wrenches] micro-inverters

ep 14, 2016, at 11:14 AM, Jerry Shafer wrote: The 190's had component issues which case them to balloon up Jerry On Sep 14, 2016 10:11 AM, "William Miller" wrote: Colleagues: We have M190s fail in beach installations. Some have had the cases swell up like there is a tumor i

Re: [RE-wrenches] micro-inverters

s :) Benn Kilburn SkyFire Energy Inc. 780-906-7807 On Sep 14, 2016, at 11:14 AM, Jerry Shafer wrote: The 190's had component issues which case them to balloon up Jerry On Sep 14, 2016 10:11 AM, "William Miller" wrote: Colleagues: We have M190s fail in beach installations

Re: [RE-wrenches] micro-inverters

Colleagues: We have M190s fail in beach installations. Some have had the cases swell up like there is a tumor inside. I haven't cut them open to see what's inside because they need to go back to manufacturer. William > On Sep 14, 2016, at 9:32 AM, Jerry Shafer wrote: > >

[RE-wrenches] Remote Restarting Enphase Inverters?

For those of you installing Enphase, is there a way for us to remotely restart or reset our customers' inverters? If so can you walk us through the steps? Thanks Bill Dorsett Manhattan, KS 66502 785/539-1956 Office 785/564-2583 Cell wmdors...@sbc

Re: [RE-wrenches] SMA Tripower

. She is definitely an asset to SMA and installers. William [image: 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 Of *Garrison Riegel *Sent:* Thursday, Septem

Re: [RE-wrenches] Tracker controller service?

Allen, there is a local fellow who manufacturers a tracker (Konza Tracker, http://konzasolar.com/ ) which uses one of the three shadow sensors to keep the tracker oriented. I don’t know what he would charge for just the controller, I’ll cc this to him to see if his could be adapted. His name is

Re: [RE-wrenches] Buck-Boost transformer to mitigate high voltage drop?

Chris: All I know is an application engineer with the transformer manufacturer suggested the higher AIC breaker and it solved the nuisance tripping. William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 *From:* RE-wrenches [mai

Re: [RE-wrenches] Buck-Boost transformer to mitigate high voltage drop?

that pain. Sincerely, William Miller [image: 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 Of *Chris Mason *Sent:* Tuesday, August 16, 2016 10:39 AM *T

Re: [RE-wrenches] Ballasted Roof Racking?

Nick: We have used Dynoraxx for roof and ground mount. Not great but decent. http://dynoraxx.com/ William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 *From:* RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.or

[RE-wrenches] Calculating PV Source circuit conductors

/code-corner-pv-circuit-sizing-current-calculations/page/0/1 Anyone have any idea on what the actual intent of the code is? Thanks in advance, William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-43

Re: [RE-wrenches] Enphase Support Non-Responsive

Still you pay as much for the Solar Edge optimizers as for Enphase inverters plus you have the cost of the central inverter. At some point you are still dealing with high voltage DC, so safety is far better with off the roof 240V AC; you still have the bottleneck if one module is shaded or corr

Re: [RE-wrenches] Enphase Support Non-Responsive

The concept of micros has so many advantages that we will try to stay with them. So what are our best choices now? Feb 2015, Enecsys was biggest in Europe but called it quits; Nov 2014, SolarBridge sold to SunPower (presumably has distribution only in house); SMA? It’s been rocky from its incept

Re: [RE-wrenches] Enphase Support Non-Responsive

We are finding the same problem. Usually it is a problem with an untypical Envoy location (remote barn with a tin roof or a bad cable modem connection) or communications issues between the inverters and the Envoy. Nearly all our systems are operating as expected, and I think the company has good ha

Re: [RE-wrenches] Hydrometer tube lost in a battery cell..

Wally: Nice to see your name. I would add this: I hate to have acid too close to my eyes. William [image: 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 Beh

Re: [RE-wrenches] New Construction Enphase Romex / NM

Makes sense, Jason. We always use standard metal Romex clamps. It would be nice if SolaDeck made a box that actually is sized for a couple branches. Like working on an old Ford, with these you can crawl in under the hood. And I remain a little skeptical that the foam gasket actually seals the do

Re: [RE-wrenches] Replacing grounded inverters

Gary: I want one of those DC/DC transformers. Where do you source those? William Miller > On Jul 21, 2016, at 6:43 PM, Gary at Santa Ynez Valley Solar > wrote: > > We are all facing having to replace the old transformer based inverters when > they run out. Really di

Re: [RE-wrenches] Conext XW+ always feeding critical loads subpanel from battery bank

systems shut down while upgrading, making off-grid upgrades a logistic problem. Bring a table for your gear, the dongle, a headset for the long conversations you will have with tech support and your lunch. William [image: Gradient Cap_mini] Lic 773985 millersolar.com <h

[RE-wrenches] Optics Re update

do not have the new firmware, you may consider installing it. If you see gaps in your data, you can guess as to why. William PS: We have found that if there are manual generator stops the power quality is greatly reduced as compared to Mate initiated generator stops. This is because if the

Re: [RE-wrenches] Enphase Support Non-Responsive

ions. William Miller [image: 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 Of *Jason Szumlanski *Sent:* Tuesday, July 05, 2016 12:47 PM *To:* RE-wrenches *Sub

Re: [RE-wrenches] speaking of warranties

Visiting a Canadian Solar array we put up a couple years ago, where there appears to be 1/32” wide tracks crossing cells on several of the modules, (look like little worm holes) branching and in one module they are particularly thick just over an Enphase 215. Tracings in a few spots are slightl

Re: [RE-wrenches] Add-On to DGT, string inverter, w/Different Modules on 2nd string

, financial, code compliance, AHJ approval, etc. etc. Time marches on and products change. You may get lucky and find a source for modules to fill out the capacity of this inverter or you may not. That is part of the challenge. William [image: Gradient Cap_mini] Lic 773985 millersolar.com

Re: [RE-wrenches] service call reimbursement

Fronius is like Sears tools. The warranty is good but you have to use it all the time. 500% failure rate on Fronius for us. We use only SMA. The TL-22 series has great features. So far it is reliable. SMAs grid tie tech support is good. Less impressed with island support. William Miller

Re: [RE-wrenches] Solectria PVI 5200 mounting

disconnect within line-of-sight of the inverter. This is a big expense. Without the disconnect, the inverter is impossible to safely service during daylight hours. Good luck with this install. William Lic 773985 millersolar.com 805-438-5600 -Original Message- From: RE

Re: [RE-wrenches] Steel Trusses

carefully displaced the attachments slightly to miss the existing holes. William [image: 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 Of *Chad Waits *Sent:*

Re: [RE-wrenches] Optics RE reliability

communications, then this might be a solution. (The device has a ping function wherein you can program it to ping an IP address and perform a prescribed action if the ping fails after a programmable number of attempts over a programmable time period.) Thanks, William From: RE-wrenches

[RE-wrenches] Optics RE reliability

? What experience have the remainder of you had with the Optics RE system? Is it reliable for you? Thanks in advance, William Miller ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change

[RE-wrenches] Radian GSLC

area. Sincerely, William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver

Re: [RE-wrenches] Outback programing question

Wrenches forum and in advance for your reply to my questions. Sincerely, William Miller Lic 773985 millersolar.com 805-438-5600 -Original Message- From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Lones Tuss Sent: Monday, May 09, 2016 10:11 AM To

Re: [RE-wrenches] Optics RE with two hubs.

Jay: Thanks for the reply. I meant label the shunts. Doesn't the FNDC need to differentiate between PV charge and inverter charge? William > On May 3, 2016, at 7:18 AM, Jay wrote: > > Hi William, > > Yes you need the shunt for PV the FNDC to read correctly > >

[RE-wrenches] Optics RE with two hubs.

label the charge controllers. I am used to setting these up with Radians. Am I missing something? Any help is appreciates. Because when I posed this question to Outback and got the audible equivalent to a blank stare: Thanks in advance, William Miller [image: Gradient Cap_mini

Re: [RE-wrenches] 2014 NEC 705.22 disconnect for inverter capable of being locked

August: You might make the case that a standard load center is externally operable (external as in outside the dead-front) and is lockable (with a lockout kit). Sounds like another renegade building official. Good luck. William [image: Gradient Cap_mini] Lic 773985 millersolar.com

Re: [RE-wrenches] Does a Neutral Count as a CCC

chosen VD for average use. Analyzing PV energy curves over a given day, approximately 50% of the energy is under the bell curve. Neutrals are current carrying. Try powering a 120VAC load without one and you will see what I mean. William Miller [image: Gradient Cap_mini] Lic 773985

[RE-wrenches] DC to DC converters

. William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address &

Re: [RE-wrenches] PV-direct air heating?

cturers (Nortec, Johnson Controls, Trane, Goodman, et.al.) work the tech support any differently. Best, please keep us informed of your results, Bill Loesch Solar 1 - Saint Louis Solar 314 631 1094 On 3/10/2016 10:34 PM, William Dorsett wrote: Thanks, Bill. Do you have any fairly close con

Re: [RE-wrenches] PV-direct air heating?

er at www.hotspotenergy.com John Williams who runs the place was at the AHR show in Orlando earlier this year and has DC and solar HVAC equipment. Hope it helps, Bill Loesch Solar 1 - Saint Louis Solar 314 631 1094 On 3/9/2016 9:40 PM, William Dorsett wrote: Dan, I think it is Gree that has a P

Re: [RE-wrenches] PV-direct air heating?

Dan, I think it is Gree that has a PV direct mini-split heat pump for both heating and air conditioning. It may have run on two 250 watt modules. When in non-PV mode, I believe the AC is rectified to DC and run through an inverter. And there are now a few others as well….possibly Fujitsu. Bi

Re: [RE-wrenches] Successor to SunEye 210?

or the customer suffers. I caution consumers: if no one looked carefully at your roof and your electrical then you are not dealing with a reputable contractor. William Miller PS: The Pathfinder is still a reliable, accurate alternative. If you apply the values on the chart to a model

[RE-wrenches] Outback IBR specs

Wrenches: If any of you are planning on installing the Outback IBR racks be advised that the published dimensions are wrong. Also be advised they do not come with straps to secure the batteries. I hope I can save someone a headache by posting this information. Sincerely, William

Re: [RE-wrenches] NEC 705.12 Point of Connection - 120% rule for center-fed panelboards

of the bus accomplishes the goal of preventing additive currents. If it would help I could find a submittal check list on jurisdiction letter-head stipulating this allowance. William > On Mar 2, 2016, at 8:32 AM, August Goers wrote: > > All – > > We are seeing more AHJs not a

Re: [RE-wrenches] "Solar-Pack 100"

Phil: Do wind gusts concern you? What's your plan to eliminate any possibility of being blown off the ladder, or roof? William Lic 773985 millersolar.com 805-438-5600 -Original Message- From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Phil Forest

Re: [RE-wrenches] MIGB's

criteria. I think is a maximum of ¼” diameter. Good luck. William PS: Or put a bell box on either end of the conduit. Bond the bell box and the conduit is bonded. Screw the gland fitting into the bell box to keep critters out and protect the wire. Wm [image: Gradient Cap_mini

Re: [RE-wrenches] Battery enclosures

Power wall? > On Feb 5, 2016, at 7:31 AM, Jay wrote: > > Hi all > > I have a customer who has an old outback PS1-be. ( long extinct) > Battery enclosure that holds 4 group 27 12v batteries. > > Anybody know of anything similar? He wants to add but I can't find anything > in a similar shape

Re: [RE-wrenches] Shade analysis software for New Construction

Sketch Up and it's free Bill Dorsett Manhattan, KS From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Allen Frishman Sent: Thursday, February 04, 2016 6:20 PM To: re-wrenches@lists.re-wrenches.org Subject: [RE-wrenches] Shade analysis software for New Constru

Re: [RE-wrenches] SMA combi-switch

Marco: I made my own combi-switch once. It was not worth the effort to continue but it can be built with some pretty standard stuff. William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 *From:* RE-wrenches [mailto:re-wrenche

[RE-wrenches] Drop mode: who needs it?

, William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address &

Re: [RE-wrenches] Increasing output Amps, Off Grid

-support mode and aid the FX inverters. If the load is less than 30 amps, the Radian goes to sleep. William Lic 773985 millersolar.com 805-438-5600 -Original Message- From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Jeremy Rodriguez Sent: Monday, February 01

[RE-wrenches] Aquion Batteries

Our utility wanted to add a new capacity and demand charge to all solar customers' bills. And the new California Public Utilities Commission decision on net metering included a mandate for new solar installs to join Time of Use pricing by 2019. This seems to be the trend that many grid connected PV

Re: [RE-wrenches] Plastic washers

degradation. We pulled all of the equipment off the roof and we are waiting for advice from the rack and module manufacturers. Various ideas brainstormed do include plastic spacers to minimize al to al or al to ss contact. William Miller > On Jan 27, 2016, at 6:36 AM, Conrad Geyser wrote: >

Re: [RE-wrenches] Rooftop disconnect for multi tracker TLs

August: Have you tried Sun Volt? We installed one of their switches and it worked out Ok. This will add 250 to 550 dollars to your job, of course. William > On Jan 22, 2016, at 8:00 AM, August Goers wrote: > > Wrenches, > > We have a few jurisdictions in the Bay Area tha

Re: [RE-wrenches] Battery corrosion issue

Friends: It’s a clearance bolt hole. Drill it out and install a new one. William [image: 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 Of *Chris Mason

Re: [RE-wrenches] enphase AC battery

Jay, in visiting with Enphase Tech Support, the guy got quite enthusiastic about the concept that this battery was designed for load shifting. But obviously this could also be used for minor backup, i.e. computers and communication. And I would suppose that ganged in multiples of their 1.2 kWh incr

[RE-wrenches] Trojan L-16 charge settings

? Would these high settings cause excessive water consumption? Thanks in advance. William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 I looked at the spreadsheet and the SG. readings across each battery are uniform which

Re: [RE-wrenches] Availability of Powerwall Batteries

I think Solar Edge was bought by SunPower last year so there must be the thought to make them compatible. And that SolarCity had chosen SE as their inverter for the Power Wall. Bill Dorsett Manhattan, KS From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of C

Re: [RE-wrenches] AC house monitoring

tly a bit difficult to learn. They are very reliable. YouTube has programming and interpretation videos. William Lic 773985 millersolar.com 805-438-5600 -Original Message- From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of jay Sent: Friday, December 11, 2

Re: [RE-wrenches] Outback customer service???

third party equipment manuals... William PS: I am just now writing an abstract for a lecture at a technical university. Drake's message reminds me to include technical writing as a needed skill in the industry. There is much work to be done by technical writers! Wm Lic 773985 millersolar.c

Re: [RE-wrenches] Secure/support PV wire requirements?

get away with it). The good news: the situation is gradually improving. Thanks for asking. These problems and solutions are of great intrigue to me. I hope others on this list are willing to improve their techniques and that I can help in some way. Sincerely, William Miller By the way

[RE-wrenches] Battery degassing system

really wondering if we are wasting time and money building enclosures to protect batteries when not needed. Thoughts or comments are gratefully accepted. Sincerely, William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-43

Re: [RE-wrenches] Sanyo NOW Panasonic warranty claim-Where to start?

After Fukoshima, Sanyo pulled back most of their marketing in the US to help fill the transition of Japan into a non-nuclear country. I don't know when they will return, but that job surely isn't done. Bill Dorsett Manhattan, KS -Original Message- From: RE-wrenches [mailto:re-wrenches-b

Re: [RE-wrenches] Odd battery problem - very low SG in only one cell

T-1275’s are golf cart Bill Dorsett Manhattan, KS From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of RE Ellison Sent: Monday, November 23, 2015 10:36 AM To: RE-wrenches Subject: Re: [RE-wrenches] Odd battery problem - very low SG in only one cell I have

Re: [RE-wrenches] Odd battery problem - very low SG in only one cell

. William [image: 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 Of *Dan Fink *Sent:* Sunday, November 22, 2015 6:49 AM *To:* RE-wrenches *Subject:* [RE-wrenches] Odd b

[RE-wrenches] Fronius Primo

with this inverter? How long have you had them installed? Do they seem solid? What voltage ranges are you running at? Thanks in advance, William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-43

Re: [RE-wrenches] Adding battery backup to Enphase

I talked with Enphase tech support a couple months ago, and he expected their AC Battery to be out 2nd Q 2016 at an unknown price. It is designed primarily for load shifting so isn’t big… maybe 1 kWh which you stack like you do inverter/module pairs along a trunk cable to whatever capacity you w

Re: [RE-wrenches] Mage Solar US Support contact

Carl, I wondered what would happen to other AC module manufacturers using these inverters after SolarBridge sold to SunPower. They were always warrantied through the module manu. Bill Dorsett Manhattan, KS From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf O

Re: [RE-wrenches] Current limiting fuse at battery bank

as it does for taps and SE cables: Minimize the risk by keeping leads short and protected from damage. If you follow these practices you can eliminate the need for fuses in proximity to the batteries. William PS: This relates to my complaints about the Sunny Island systems lack of BOS. If yo

Re: [RE-wrenches] Hailstorm damage

Allen, Kansas is famous for big hail, and we just had our first smashed Canadian Solar CS6P 260 W module from a storm with tennis ball sized pounding….only one out modules on a 3:12 slope. Like a broken windshield. Our son used to live in Norman, OK and we while reroofing it after one of the ver

Re: [RE-wrenches] DPW Rack Problems

ts and assemblies out the door in a reasonable time. I must say, however, that DPW has provided a very consistently good range of products over the years and they have been more responsive than 99% of the manufacturers out there. I am still a fan of DPW. Sincerely, William Miller [image: Gr

Re: [RE-wrenches] PV Tracker - Best available?

Tracking not specific to the high Sierras but to Larry's point: In cooling dominated regions, the loads are shifted into the later afternoons. Of those 10% winter gains and especially the 40% summer, half is in the morning when it makes much more sense to put the additional cost that would go to t

Re: [RE-wrenches] Rooftop DC disconnects

if that location is on the roof. If I were looking for a PV disconnect, I’d look near the PV. Particularly if the engraved plaque indicated as much. Sincerely, William Miller PS: The DC Sunvolt switch arrived today. It looks solid and we will install it tomorrow on this roof-mounted off

Re: [RE-wrenches] Rooftop DC disconnects

Brian: I agree 100%. Handling a tarp on a roof is impractical, ineffective and unreliable. Wind and slope are just two factors that increase danger and reduce reliability. William > On Sep 24, 2015, at 9:12 AM, Brian Mehalic wrote: > > I disagree about tarps. We've tested

[RE-wrenches] Rooftop DC disconnects

-rooftop-dc-isolator-lucas-sadler Thanks again to all of you for helpful advice and expertise. I learned about Sunvolt here, just one of many great suggestions. Sincerely, William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-43

Re: [RE-wrenches] Guarding against live parts 690.7 (D)

Ray: I apologize but I thought this discussion was off-line. Mike Holy and everyone but apparently our local AHJ agree: wire guarding is required. William > On Sep 10, 2015, at 4:04 PM, Ray Walters wrote: > > I'm confused again. Do we need to guard ground mount arr

Re: [RE-wrenches] Guarding against live parts 690.7 (D)

write him, his email is msto...@co.slo.ca.us. I looked on Mike Holt’s site and did not see anything from Mike about wire guarding. I wrote to Mike and asked him directly. I will let you know what I learn. William [image: Gradient Cap_mini] Lic 773985 millersolar.com <h

Re: [RE-wrenches] Guarding against live parts 690.7 (D)

Bill: I apologize that I assumed incorrectly. Thank you for your assessment. May I quote you to our AHJ? Sincerely, William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 *From:* RE-wrenches [mailto:re-wrenches-boun...@li

[RE-wrenches] Hazards of underground feeders

ound mount arrays. This tragedy could easily happen to a child climbing on a ground-mount rack. Please add your thoughts on how to best manage the safety issues presented. William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 80

Re: [RE-wrenches] Guarding against live parts 690.7 (D)

comes up. William PS: I am curious what Bill Brooks take on this is, but I don’t think I will agree with his interpretation. W [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 *From:* RE-wrenches [mailto:re-wrenches-boun...@li

Re: [RE-wrenches] Guarding against live parts 690.7 (D)

com/MillerSolar/practices/PV_wiring/Wire_shielding/_Wire%20Shielding_history.html> . William [image: 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 Of *gary

Re: [RE-wrenches] Fronius Warranty Problems

Our Fronius inverters have experienced about 500% failure rate. The management has spoken disparagingly about us to our customers. We've been done with Fronius for years. William > On Sep 3, 2015, at 2:16 PM, Starlight Solar Power Systems > wrote: > > Peter, > >

Re: [RE-wrenches] Guarding against live parts 690.7 (D)

Craig: This issue has been on our radar lately. See this link: http://www.millersolar.com/MillerSolar/case_studies/Wire_shielding_on_ground_mounted_PV_arrays/No_shield.html William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-43

Re: [RE-wrenches] Digital Hydrometer

<http://www.sbsbattery.com/products-services/by-product/battery-test-equipment-1/digital-hydrometers-density-meters/sbs-2003.html>. It appears no one on this list has. William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/> 805-438-5600 *From:* RE-w

[RE-wrenches] Non-conductive module frames

strut easily. What I am looking for is plastic framed PV modules. Do any of you know of a manufacturer or distributor of such? Thanks in advance. William [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/>

[RE-wrenches] Digital Hydrometer

Friends: We are maintaining more vented battery systems. I am contemplating purchase of a digital hydrometer. Does anyone have any experience with one of these? Thanks in advance, William Miller [image: Gradient Cap_mini] Lic 773985 millersolar.com <http://www.millersolar.com/&g

Re: [RE-wrenches] clear sealant recommendations

warranty period. This leaves the awkward question: What does one do with a perfectly good PV array with the wiring falling down? And another question: Do unsecured high voltage PV leads pose a danger? These are rhetorical questions. Please don't feel they require an answer. Aloha. Wi

[RE-wrenches] Need P series end clips for 46 mm

Friends: I'm in the middle of a job and discovered I was sold the wrong hardware. I need 16 DPW P6 end clips for 46 mm modules. I'd gladly purchase or replace them. Please contact me off list. Thanks, William ___ List sponsored

[RE-wrenches] Ground mount for east-west slope

ontal members to be horizontal and perpendicular to the verticals. What I am seeking would allow some adjustment of that angle. Thanks in advance. William ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org C

Re: [RE-wrenches] clear sealant recommendations

James: How long do your black "zips" hold up? William > On Aug 20, 2015, at 5:18 PM, James Rudolph wrote: > > Aloha, > > We use GeoCell 4500 (Black) daily for years with no problems here in Hawaii > ($4.99 a tube). I have also heard that black zips or sealant

Re: [RE-wrenches] Name that rail...

Is it a quality product? Solid? Easy to install? Thanks! > On Aug 16, 2015, at 12:40 PM, Glenn Burt wrote: > > Jeeze, I meant Polar racking… > Their PRR line. > http://www.polarracking.com/products/prr-2/ > > -Glenn > > From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org

Re: [RE-wrenches] Name that rail...

Benn, do you have a picture of any of the fittings that work with it? Bill Dorsett -Original Message- From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Benn Kilburn Sent: Thursday, August 13, 2015 4:29 PM To: RE-wrenches Subject: [RE-wrenches] Name that rai

Re: [RE-wrenches] Trojan Batteries

Jarmo, the accumulated experience of a big group of professionals is one of the great functions of this list. This discussion is yet another of a recurring thread that documents the fuzziness of current and past battery technology and management. There are a huge number of variables, but your su

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