Re: [RE-wrenches] wind scam?

2010-07-24 Thread Drake Chamberlin
rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 _

Re: [RE-wrenches] AL wire with DC

2010-07-26 Thread Drake Chamberlin
renches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 ___ List sponsored by H

[RE-wrenches] PACE Cancelled

2010-07-29 Thread Drake Chamberlin
ates/story/story.php?storyId=128700648&sc=emaf Thanks, Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 ___ List sponsored by Home Power magazine Li

Re: [RE-wrenches] Trojan T-105 non-vented shipping caps?

2010-07-30 Thread Drake Chamberlin
wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-44

Re: [RE-wrenches] Trojan T-105 non-vented shipping caps?

2010-08-02 Thread Drake Chamberlin
t bios: > www.members.re-wrenches.org > > ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http:/

Re: [RE-wrenches] metering an outback system

2010-08-10 Thread Drake Chamberlin
Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 ___ List sponsored by Home Power magazine List A

[RE-wrenches] Voltage discrepancy

2010-08-14 Thread Drake Chamberlin
tremendous amount of water. Has anyone seen this scenario before? Do you think the MX-60 is bad? Thanks, Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648

Re: [RE-wrenches] Voltage discrepancy

2010-08-14 Thread Drake Chamberlin
. Darryl --- On Sat, 8/14/10, Drake Chamberlin wrote: From: Drake Chamberlin Subject: [RE-wrenches] Voltage discrepancy To: "RE-wrenches" Date: Saturday, August 14, 2010, 8:58 AM Hello Wrenches, I just got off the phone with an off grid system owner who has a voltage discrepan

Re: [RE-wrenches] Voltage discrepancy

2010-08-14 Thread Drake Chamberlin
boB, Thanks, I will check all connections when I get out there. Is there anyway a loose connection could cook the batteries? Thanks, Drake At 03:16 PM 8/14/2010, you wrote: Drake Chamberlin wrote: I called her back just now, and the voltage readings on the Mate, MX and Trimetric all

Re: [RE-wrenches] Voltage discrepancy

2010-08-15 Thread Drake Chamberlin
: "RE-wrenches" > Date: Saturday, August 14, 2010, 5:10 PM > Drake Chamberlin wrote: > > boB, > > > > Thanks, I will check all connections when I get > out there. Is there anyway a loose connection could > cook the batteries? > > A loose connection,

Re: [RE-wrenches] Aluminum conduit LBs

2010-08-15 Thread Drake Chamberlin
s.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Dr

Re: [RE-wrenches] Voltage discrepancy

2010-08-15 Thread Drake Chamberlin
+ high charge rate = lots of H20? This is what I'm beginning to think. The actual charge rates I've seen are not that high, but the batteries are likely tired. Thanks, Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7

Re: [RE-wrenches] Voltage discrepancy

2010-08-19 Thread Drake Chamberlin
It works and is usable but drives customers nuts when they have additional meters. In my experience the Tri-mets are dead on. Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 _

Re: [RE-wrenches] Voltage discrepancy

2010-08-20 Thread Drake Chamberlin
ts.re-wrenches.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wren

Re: [RE-wrenches] Voltage discrepancy

2010-08-20 Thread Drake Chamberlin
-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 __

Re: [RE-wrenches] Inverter oversizing

2011-01-21 Thread drake . chamberlin
> I have REC 215 on Enphase 190.  I see a lot of clipping.  Every sunny > day in the > winter and spring. What angle is your array? Where is it located? What I am seeing may be regionally specific. I have seen some clipping, but usually the inverters have some overhead left from the 199 W lim

[RE-wrenches] Net Metering in Mexico

2011-03-02 Thread drake . chamberlin
Hello Wrenches, Mexico has recently allowed, at least theoretically, net metering. Does anyone know if anybody is actually net metering in Mexico? If so, what all is involved with foreigners installing systems? I know that there is approximately a 30% additional equipment cost with duties and t

Re: [RE-wrenches] Net Metering in Mexico

2011-03-02 Thread drake . chamberlin
Chad, Great that it is really happening. I would appreciate getting a copy of the DIY guide and agreement. Do you need my address, or is the information electronic. Thank you, Drake > Drake, > > My Uncle lives in Guadalajara and has recently installed (4 months ago) a > grid-tied UPS system.

Re: [RE-wrenches] heating a lithium battery bank

2018-02-27 Thread drake . chamberlin
Snow on the array could be a very big problem with the heater load, inverter idle current and anything else that might be left on. Extended periods of heavy clouds can reduce power generation to be less than system's internal losses. It seems like a pretty big gamble to leave an expensive battery b

[RE-wrenches] Electric Water kWh/ person

2018-03-14 Thread drake . chamberlin
Hello Wrenches, Is there a good way to estimate the power that will be consumed for electric water per person per day? We are estimating the amount of power that will be used by an all electric duplex, and the water heater amount seems high. The current model we have claims 3493 kWh/ year per 26 g

Re: [RE-wrenches] Chevy Bolt

2018-04-24 Thread drake . chamberlin
We have charged an EV on a Magnum 4024 PAE. - Original Message - From: "RE-wrenches" To: Cc: Sent:Mon, 23 Apr 2018 14:33:57 -0400 Subject:[RE-wrenches] Chevy Bolt I have a customer with a 20-year-old modified sine wave inverter that has been no issue at all until recently when he arrive

[RE-wrenches] Sol-Ark

2018-06-21 Thread drake . chamberlin
Has anyone had experience with the Sol-Ark company or their product line? ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address & settings: http://lists.re-wrenches.org/options.cgi/re-wr

Re: [RE-wrenches] Solar set backs

2018-07-12 Thread drake . chamberlin
It is an interesting issue. If you have a peak roof with modules on the south side only, venting through the north side is wide open. Possibly the NEC could acknowledge this fact. - Original Message - From: "RE-wrenches" To: "RE-wrenches" Cc: Sent: Thu, 12 Jul 2018 15:07:18 -0500 Sub

Re: [RE-wrenches] Step-up/Step-down Transformer question

2018-09-17 Thread drake . chamberlin
Another option would be to locate the inverters near the grid and run the DC at as high a voltage as possible. Have a separate run of wire for each of the 5 inverters. If you ran the DC at 500 V, an 11.4 kW inverter would only draw 22.8. A. Use 2/0 AL for a little over 1% VD at full power. -

[RE-wrenches] Lithium ion for 12 V system

2018-10-27 Thread drake . chamberlin
An off grid system owner contacted me, looking for a L-ion battery for a 12 V system. Does such a thing exist? Thanks, Drake ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address &

Re: [RE-wrenches] mate 3s locking

2018-11-17 Thread drake . chamberlin
It seems like Outback has too many problems now, with the Mate 3 and the discontinuation of the original, excellent FX inverters. I had a Mate 3 loose its programming on an AC coupled system so that the batteries had no protective relay until the Mate 3 was reprogrammed. Tech support said that this

[RE-wrenches] 48 V Coil 50 A contacts

2018-12-03 Thread drake . chamberlin
Does anyone know where I might find a relay / contactor with a 48V DC coil and 50 A 120/240 Vac contacts. Among the many suppliers I've contacted are Grainger, Digi-Key, Mouser, the WWW, etc. The system I've ended up designing with what I have found is a kluge to just have a Morning Star Relay Dri

[RE-wrenches] Vanner RE24-4500N

2018-12-18 Thread drake . chamberlin
Does anyone have a Vanner RE24-4500N they would like to sell, or know of anyone who might? Thanks, Drake ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address & settings: http://lis

[RE-wrenches] Schneider Phone Support

2019-01-09 Thread drake . chamberlin
Hello Wrenches, Does Schneider phone support still exist? I filled out an on line form, as a professional, to be able to get phone support. Schneider sent me an email with two numbers to call, and neither of them worked. One did not connect to anything and the other gave me the original message s

Re: [RE-wrenches] Schneider Phone Support

2019-01-09 Thread drake . chamberlin
Did you ever get a working phone support number? - Original Message - From: "glenn.b...@glbcc.com" To:, "RE-wrenches" Cc: Sent:Wed, 09 Jan 2019 10:22:35 -0500 Subject:Re: [RE-wrenches] Schneider Phone Support We tried to use their phone support yesterday from an off grid site whose sys

Re: [RE-wrenches] Schneider Phone Support

2019-01-10 Thread drake . chamberlin
I got through on the mobile number and got good, quick support. The land line number gave a fast busy signal on several tries. Drake - Original Message - From: offgridso...@sti.net "RE-wrenches" To:, "RE-wrenches" Cc: Sent:Thu, 10 Jan 2019 12:55:56 -0800 (PST) Subject:Re: [RE-wrenche

[RE-wrenches] No Communication to XW CC

2019-02-01 Thread drake . chamberlin
Hello Wrenches, We have a situation on a repair job (that I didn't install), where the charge controllers are not showing up on the SCP. There are 3 charge controllers, two 600 V and one 150 volt units. There is a ComBox and and SCP. One Schneider tech recommended that I unplug the SCP and plug

[RE-wrenches] Outback Boards

2019-02-05 Thread drake . chamberlin
Hello Wrenches, It is my understanding that old Outback VFX inverters can not have only one board replaced, but need to have three changed. WE HAVE AN INVERTER THAT IS FROM AROUND 2005 (SERIAL NUMBER VFX 008968). Can one board be replaced on this unit? Thanks, Drake

[RE-wrenches] Outback Voltage Spikes?

2019-03-19 Thread drake . chamberlin
Hello Wrenches, We have an Outback VFX3648 inverter AC coupled to a Stirling Generator. We use an Outback autotransformer to  get the 240 V needed to match the Stirling. The Stirling generator must run continuously, as it is difficult to start up after a shut down. The system works flawlessly fo

Re: [RE-wrenches] Outback Voltage Spikes?

2019-03-19 Thread drake . chamberlin
Hi Jay, The diversion load is AC, and controlled by the Aux output dump load function on the MX 60. The aux output triggers a relay that opens the 1000 W, space heater dump load. Since this is an AC coupled system, the dump load is between the inverter and the Stirling generator, fed from the o

Re: [RE-wrenches] HV Module Testing

2019-04-10 Thread drake . chamberlin
ground.   Is this practice safe for individual PV modules? Is there anything I should be aware of before attempting this? Thanks, Drake Drake Chamberlin Athens Electric LLC OH License 44810 CO License 3773 NABCEP Certified Solar PV 740-448-7328 http://ath

Re: [RE-wrenches] HV Module Testing

2019-04-11 Thread drake . chamberlin
to ground.   Is this practice safe for individual PV modules? Is there anything I should be aware of before attempting this? Thanks, Drake Drake Chamberlin Athens Electric LLC OH License 44810 CO License 3773 NABCEP Certified Solar PV 740-448-7328 http://athens-electric.com/ [7] __

[RE-wrenches] REC 290 TP

2019-04-19 Thread drake . chamberlin
Does anyone have 4, REC 290 TP modules? Please contact me off the list if you do. Thank you, Drake ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver email address & settings: http://lists.re-wr

Re: [RE-wrenches] Bus bar battery jumpers

2019-04-30 Thread drake . chamberlin
ery jumpers would be ridiculous in this situation. Busbars would be clean and efficient. Concorde doesn't have a solution. Does anyone know of a source for busbars? Thank you, Drake Drake Chamberlin Athens Electric LLC OH License 44810 CO License 3773 NABCEP Certified Solar PV 7

Re: [RE-wrenches] Bus bar battery jumpers

2019-04-30 Thread drake . chamberlin
on. Busbars would be clean and efficient. Concorde doesn't have a solution. Does anyone know of a source for busbars? Thank you, Drake Drake Chamberlin Athens Electric LLC OH License 44810 CO License 3773 NABCEP Certified Solar PV 740-448-7328 http://athens-electric.com/ [4] Li

Re: [RE-wrenches] Bus bar battery jumpers

2019-05-01 Thread drake . chamberlin
a solution. Does anyone know of a source for busbars? Thank you, Drake Drake Chamberlin Athens Electric LLC OH License 44810 CO License 3773 NABCEP Certified Solar PV 740-448-7328 http://athens-electric.com/ [1] Links: -- [1] h

Re: [RE-wrenches] Low OC Voltage

2019-06-13 Thread drake . chamberlin
age of the module is 37.3. The module is an LDK 240, which means no warranty. Thanks, Drake Drake Chamberlin Athens Electric LLC OH License 44810 CO License 3773 NABCEP Certified Solar PV 740-448-7328 http://athens-electric.com/ [3] ___

Re: [RE-wrenches] Low OC Voltage

2019-06-19 Thread drake . chamberlin
05 PM Drake wrote: Hello Wrenches, Would you expect a low open circuit voltage in a module to be due to a problem in the J-box / diodes or the module itself? The OC voltage read about 28.3 V, where as the STC OC voltage of the module is 37.3. The module is an LDK 240, which means no warr

Re: [RE-wrenches] AC/DC coupling on conext

2019-06-24 Thread drake . chamberlin
Hi Lones, Can the frequency shift be retrofitted to an earlier radian, four + years old? The unit now has the obsolete, remote operated circuit breaker (ROCB) that I'm a bit concerned about. Thanks, Drake - Original Message - From: "RE-wrenches" To: "RE-wrenches" Cc: Sent: Mon, 2

Re: [RE-wrenches] SMA phantom arc faults

2019-09-02 Thread drake . chamberlin
At least with the TL-22s, the AFCI function can be turned off. You need a_ Web connect speed wire module_. .I don't know if this same protocol will work for the TL 40s or not.  Metal roofing can apparently be affected by radio waves and by other factors that create a disturbance that can trigger

Re: [RE-wrenches] Old Outback Mate question

2019-09-07 Thread drake . chamberlin
A client found one on eBay. - Original Message - From: "RE-wrenches" To: "RE-wrenches" Cc: Sent: Fri, 6 Sep 2019 08:57:56 -0700 Subject: Re: [RE-wrenches] Old Outback Mate question Allan, I believe the original Mate is still available. At least my distributor still has them in sto

Re: [RE-wrenches] Communications using the Conext Gateway

2019-09-14 Thread drake . chamberlin
make? * How does one correctly enter the DNS server and Gateway. * Where is it entered?  * How do we know what IP address is appropriate for the subnet range of the router? Thanks in advance. Drake Drake Chamberlin Athens Electric LLC OH License 44810 CO License 3

Re: [RE-wrenches] 600Vdc Transfer Switch Between Charge Controller and GT Inverter

2019-10-23 Thread drake . chamberlin
I think Morningstar has a product that would work. Please let me know how the project goes. Thank you, Drake Athens Electric - Original Message - From: "RE-wrenches" To: "RE-wrenches" Cc: Sent: Tue, 22 Oct 2019 12:07:45 -0400 Subject: [RE-wrenches] 600Vdc Transfer Switch Between C

[RE-wrenches] Off Grid Optimizers

2019-10-30 Thread drake . chamberlin
Hello Wrenches, What is the best combination of charge controller and optimizer to use with an off grid, battery based system? What combinations are problematic? Thank you, Drake Athens Electric 740-856-9648 ___ List sponsored by Redwood Alliance

Re: [RE-wrenches] Off Grid Optimizers

2019-10-31 Thread drake . chamberlin
After doing research, it seems that the optimizers won't do what is needed for the shading and orientation issues. The modules will be on the east and west pitches of the roof. There is an existing array with a Midnite Solar Classic. There are 4 sub-arrays of 3 modules each , all facing due sout

Re: [RE-wrenches] Off Grid Optimizers

2019-10-31 Thread drake . chamberlin
Hi Allan Shading issues. Drake - Original Message - From: "RE-wrenches" To:"RE-wrenches" Cc: Sent:Wed, 30 Oct 2019 14:11:29 -0700 Subject:Re: [RE-wrenches] Off Grid Optimizers Drake, I must be old school - why use optimizers? Allan > On Oct 30, 2019, at 1:00 PM, drake.chamber...@

Re: [RE-wrenches] Off Grid Optimizers

2019-11-01 Thread drake . chamberlin
I agree completely that AC coupled systems are far better off if they have a battery charging method completely independent of the off-grid inverter. Some DC coupled solar is the best way to go. The system I'm considering already has 2820 W of DC coupled PV. Drake - Original Message - Fr

Re: [RE-wrenches] Schneider support?

2019-12-04 Thread drake . chamberlin
My quandary is "who is supposed to pay for this time?"  How many free hours/ days are we supposed to spend? What is a reasonable amount for a client to pay? - Original Message - From: "RE-wrenches" To: "Glenn Burt" , "RE-wrenches" Cc: Sent: Tue, 3 Dec 2019 14:33:30 -0500 Subject: Re:

[RE-wrenches] Reactive Power

2019-12-17 Thread drake . chamberlin
Hello Wrenches, I checked my laptop with a Kill A Watt meter. It drew 25 W,but 49 VA. Which number represents the true draw on the batteries? Thanks, Drake ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Cha

[RE-wrenches] Radian Question

2020-01-04 Thread drake . chamberlin
Hello Wrenches, Are the power modules in a Radian the same?  Are the left and right ones interchangeable?  What designates the master as such? Is it the ribbon cable connection to the control stack? Thank you, Drake ___ List sponsored by Redwood All

Re: [RE-wrenches] Radian Question

2020-01-04 Thread drake . chamberlin
Hi Jay, I replaced the control stack, the power supply and the module on my right. The inverter still doesn't come on at all. I want to take the removed module and put it in the number one slot. From what you are saying, it sounds like this should work fine. Chris, at Outback, said the module on

[RE-wrenches] 48 VDC Control fusing

2020-02-28 Thread drake . chamberlin
Hello Wrenches, It seems that inline fuse holders and glass fuses are becoming hard to find. What is a good way to protect 48 V DC control and instrumentation wires? Thank you, Drake -- ___ List sponsored by Redwood Alliance List Address: RE-wren

[RE-wrenches] Trimetric TM 2020

2020-03-29 Thread drake . chamberlin
Does anyone have (or know of) a TM 2020 they would like to sell? I will be looking for the 48 V adapter (TM 48VA)as well. Thank you, Drake -- ___ List sponsored by Redwood Alliance List Address: RE-wrenches@lists.re-wrenches.org Change listserver

Re: [RE-wrenches] Trimetric TM 2020

2020-03-29 Thread drake . chamberlin
The 2030 doesn't have the high and low voltage information, which I need. Any idea why they dropped that feature? --- On 2020-03-29 12:27, Howie Michaelson wrote: Drake, Why a 2020 and not the newer version? Howie Howie Michaelson Sun Catcher NABCEP Certified Solar PV Installer(tm) Solar

Re: [RE-wrenches] Rectifier

2020-04-19 Thread drake . chamberlin
We had a similar situation, and are now feeding a battery bank with a pair of 48 V Iota chargers. Iota can run on very low voltages. We have one Iota on each leg of the the 120/240 split phase to balance the load. It works. --- On 2020-04-18 21:25, Ray wrote: When doing the volt drop calculat

Re: [RE-wrenches] Rectifier

2020-04-21 Thread drake . chamberlin
The voltage drop recommendations in the code are actually not requirements, but recommendations. Some locations make them requirements, but if the AHJ is following the NEC without amendment, the 2% and 3% recommended drops are only recommendations. --- On 2020-04-20 10:56, Mac Lewis wrote: Th

Re: [RE-wrenches] Stand alone battery charger

2020-04-22 Thread drake . chamberlin
Marysville Marine can replace XW welded relays. PJ GONZALEZ --- On 2020-04-21 11:44, Dave Angelini Offgrid Solar wrote: 4 xw's need the external relay contactors not the internals, Right? You will destroy the internals relays. If there was warranty still left, and there is not on 6048,

Re: [RE-wrenches] Rapid Shutdown Compliance

2020-04-29 Thread drake . chamberlin
Clearly, rapid shutdown increases cost and reduces reliability. Given the excellent safety record of PV, prior to rapid shutdown being required, it is unnecessary. The few anecdotal incidents of PV fires were not enough to justify the requirement, especially on smaller systems. According to a f

[RE-wrenches] Used FM 80

2020-04-29 Thread drake . chamberlin
How much would you pay for an FM 80 manufactured in 03/2012? It works. It came out of a system with 4 controllers, one failed? I want to use it for a temporary, while failed controllers are in the shop or having replacements shipped. -- ___ List spon

Re: [RE-wrenches] Rapid Shutdown Compliance

2020-04-29 Thread drake . chamberlin
Rapid Shutdown does not prevent fires; it was originally drafted to allow firefighters to vent a roof without being hindered by energized PV arrays. This rule was expanded to include other DC wiring from PV sources. As for PV safety, I'd like to see some significant, statistical evidence that s

Re: [RE-wrenches] Rapid Shutdown Compliance

2020-04-30 Thread drake . chamberlin
I would like to see real data on the fire risk of string inverters. Anecdotal problems are not data. The industry is definitely heading toward MLPE due to the rapid shutdown requirements. In many cases MLPE makes sense, in other cases it doesn't. Systems that are more cost effective and relia

Re: [RE-wrenches] Rapid Shutdown Compliance

2020-05-06 Thread drake . chamberlin
Interestingly enough, the data on the link [9] provided shows accidents from gas explosions, falls, health problems and industrial injuries. None of these incidents could have been prevented by module level power electronics. This is typical of the data that I've seen so far. --- On 2020-05-0

Re: [RE-wrenches] Rapid Shutdown Compliance

2020-05-12 Thread drake . chamberlin
Martin, Micro inverters are the safest. Opening a string under load is dangerous. Having qualified personnel servicing the equipment is essential. My point is that an isolated incident is not statistical data. All technologies have their hazards. The number of electricians injured by various

Re: [RE-wrenches] Site Groundskeeping

2020-05-14 Thread drake . chamberlin
How about Geofabric [3] and gravel? --- On 2020-05-13 21:22, Corey Shalanski wrote: This is not so much a "wrench" question--more like a "lawnmower" question... For anyone involved with large-scale ground mount systems, I am curious about the various methods being used to control vegetation.

[RE-wrenches] Radian Buzzing

2020-05-15 Thread drake . chamberlin
Hello Wrenches, What does it mean when a Radian spontaneously emits a fairly loud buzz for the better part of a minute and then stops? The loads were small, just a few amps. This is an off grid system with no AC input. The generator is not connected. There are microinverters, AC coupled to t

Re: [RE-wrenches] How much Li battery?

2020-05-26 Thread drake . chamberlin
I would use Concorde VRLA batteries. They can take a very fast charge. In certain conditions they can charge at C X 5 instead of C/5. --- On 2020-05-25 18:13, Jay wrote: You might check out discover batteries. I'm a big fan of companies they make their equipment, they do, one of the very fe

Re: [RE-wrenches] Enphase intermittent breaker trippjng

2020-06-02 Thread drake . chamberlin
If it trips at night, we know it is not the output from the inverters causing the tripping. The current must be coming from the grid. --- On 2020-06-01 12:05, Jason Szumlanski wrote: It's not weather. It's at all times of the day and night, and I confirmed that there is no correlation to rain

Re: [RE-wrenches] Self-drilling posts for ground mounting

2009-04-25 Thread Drake Chamberlin
.re-wrenches.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members

Re: [RE-wrenches] Battery Watering Systems

2009-05-06 Thread Drake Chamberlin
etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 ___ List sp

Re: [RE-wrenches] Target Fire

2009-05-06 Thread Drake Chamberlin
the GFP scheme that our industry has relied on to provide fire protection doesn't work very well. This has been a continual rant of mine since the GFP first became required. It needs to open the circuit near the source of the power if it is to be effective. Drake Chamberlin A

[RE-wrenches] Inverter isolation issue

2009-05-28 Thread Drake Chamberlin
h a bigger gap? Would the voltages hurt the inverters? Thanks in advance, Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP Certified PV Installer TM Office - 740-448-7328 Mobile - 740-856-9648 ___ List sponsored by Home Powe

Re: [RE-wrenches] AC coupled relay

2009-06-03 Thread Drake Chamberlin
or 120 vac? Thanks, Jeff Yago Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP Certified PV Installer TM Office - 740-448-7328 Mobile - 740-856-9648 ___ List sponsored by Home Power magazine List Address: RE-wrenche

Re: [RE-wrenches] AC coupled relay

2009-06-04 Thread Drake Chamberlin
e-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH Licens

Re: [RE-wrenches] AC coupled relay

2009-06-05 Thread Drake Chamberlin
org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP Certified PV Installer TM Office - 740-448-7328 Mobi

Re: [RE-wrenches] Code "Authorities"

2009-06-08 Thread Drake Chamberlin
nches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 448

Re: [RE-wrenches] RE-wrenches Digest, Vol 2, Issue 542

2009-06-09 Thread Drake Chamberlin
At 05:44 PM 6/9/2009, you wrote: Not much benefit, and potential risk to the genset, inverter, and any electronic devices being powered. SMA tech support once told me of fried boards in Gen sets from inverter backfeed. Drake Chamberlin Athens Electric OH License 44810 CO License 3773

[RE-wrenches] Kohler 8.5 RES

2009-07-02 Thread Drake Chamberlin
fully off grid. It is unclear to me if anyone has found a way to stop the power drain of the system electronics without draining the starter battery? Thanks, Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740

Re: [RE-wrenches] Kohler 8.5 RES

2009-07-06 Thread Drake Chamberlin
ches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 ___ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options &a

[RE-wrenches] Pulse Power CC

2009-07-14 Thread Drake Chamberlin
Is there any way to adjust the voltage on the charge control of a Pulse Power Center? Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 ___ List

Re: [RE-wrenches] 3PH SOV or MOV

2009-07-14 Thread Drake Chamberlin
.re-wrenches.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenc

Re: [RE-wrenches] Pulse Power CC

2009-07-15 Thread Drake Chamberlin
run out before we tackle that.” ­Thomas Edison, in conversation with Henry Ford and Harvey Firestone, March 1931 From: re-wrenches-boun...@lists.re-wrenches.org [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Drake Chamberlin Sent: Tuesday, July 14, 2009 8:05 AM To: RE-wrenches Subject

Re: [RE-wrenches] Inverter AM Interference

2009-07-15 Thread Drake Chamberlin
At 09:48 PM 7/14/2009, you wrote: 2) Replace your 15-year old modified square wave inverter with a true sine wave model. (OUCH! It's really a new SMA?) The SMA Sunny Island requires metal conduit for the battery cables, for RFI. Drake Chamberlin Athens Electric OH License 44810 CO Li

Re: [RE-wrenches] Kohler 8.5 RES

2009-07-16 Thread Drake Chamberlin
work. Logan On Jul 9, 2009, at 5:56-Jul 9, <mailto:toddc...@finestplanet.com>toddc...@finestplanet.com wrote: My dream! I hope someone knows of such a unit, cuz I'd love to know what to recommend to folks. Todd On Monday, July 6, 2009 9:16am, "Drake Chamberlin" <

Re: [RE-wrenches] Trace non-volatile memory after market

2009-07-18 Thread Drake Chamberlin
tte.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 ___ List sponsored by Home Power magazine List Address

Re: [RE-wrenches] myers hubs

2009-07-24 Thread drake . chamberlin
William I don't know about using a Meyers hub with a PVC box. The construction of the hub does not lend itself to grounding bushings. Someone does (or did) make PVC boxes with female glue fitting on the top and sides. My suppliers have not been able to find them. My usual work around is to use a

Re: [RE-wrenches] myers hub

2009-07-25 Thread drake . chamberlin
> > look ask about the other options for myers hubs at your supply house, > because you can buy them with a bonding screw on the lock nut side. That sounds like a good option. Do you know who makes them? ___ List sponsored by Home Power magazine Lis

[RE-wrenches] Raintight top entrance of Carlon box

2009-07-30 Thread Drake Chamberlin
approval. http://www.edwardssupply.com/product.php?productid=63777&cat=1530&page=18 Since the tops of Carlon enclosures are beveled, it might be necessary to heat the pipe to make it bend into the box without strain. Drake Chamberlin Athens Electric OH License 44810 CO License 3773

Re: [RE-wrenches] RE-wrenches Digest, Vol 2, Issue 818

2009-08-04 Thread Drake Chamberlin
es.org/etiquette.htm>www.re-wrenches.org/etiquette.htm Check out participant bios: <http://www.members.re-wrenches.org>www.members.re-wrenches.org End of RE-wrenches Digest, Vol 2, Issue 818 *** ___ List

Re: [RE-wrenches] XW6048 parts problem

2009-08-05 Thread Drake Chamberlin
hes.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856

Re: [RE-wrenches] solar roof lift experience?

2009-08-12 Thread Drake Chamberlin
-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certifi

Re: [RE-wrenches] Seasonal Adjusters

2009-08-12 Thread Drake Chamberlin
__ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Options & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette:

Re: [RE-wrenches] utility line voltage issues

2009-08-17 Thread Drake Chamberlin
t. Seems to me, we have to have a peak reading voltmeter or something equivalent. Absolutely. Been there before on a Sunny Boy system with high line voltage. Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile

Re: [RE-wrenches] power factor

2009-08-19 Thread Drake Chamberlin
s the rest of the power go? Thanks, Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installer Office - 740-448-7328 Mobile - 740-856-9648 ___ List sponsored by Home Power magazine List Address: RE-wrenches@lis

Re: [RE-wrenches] raintite box mounting angle

2009-08-24 Thread Drake Chamberlin
s-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Cert

Re: [RE-wrenches] Thermal issues with PVC (was RE: raintite box mounting angle)

2009-08-25 Thread Drake Chamberlin
List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org Drake Chamberlin Athens Electric OH License 44810 CO License 3773 NABCEP TM Certified PV Installe

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