Re: [RE-wrenches] Generator Charging Two Systems

> 3. Are there twist-lock 100A cords available off the shelf for this type of application? I don't know exactly what type of outlets or permanent wiring will be required for the generator output at this time. IEC pin and sleeve. 100A in whatever voltage. Hundreds of dollars per set. Various wall

[RE-wrenches] Generator Charging Two Systems

Hi all, I have a unique opportunity to put solar panels with battery backup on two adjacent homes on the same property for a client. The homes are separately metered with netmetering available. It will need dual Sol-Ark 15k on one home and a single Sol-Ark 15k on the other. The client wants to

Re: [RE-wrenches] generator charging question/VFX3524

Chris, I am doing just what you are contemplating. I have a 6000 watt Briggs & Stratton Gasoline worksite generator and had the same issue charging my Fortress Eflex batteries. I was getting 25 amps off one leg but the genny wasn't happy about it. I ran another line off of leg 2 directly to an

[RE-wrenches] generator charging question/VFX3524

Hi folks: So, we have a customer (equipment not acquired from us) with an older OUTBACK VFX3524, charging their 3 X RB24V200 ReLion LFP batteries vis a vis one leg of their generator. The battery is capable of up to 200A recharge though the manufacturer recommends 10~100A. The customer has

Re: [RE-wrenches] Generator question

1) 631-5584 (Cell) www.distribution.solar<https://www.distribution.solar/> From: RE-wrenches on behalf of Mac Lewis via RE-wrenches Sent: Tuesday, September 26, 2023 5:58 AM To: offgridso...@sti.net ; RE-wrenches Cc: Mac Lewis Subject: Re: [RE-wrenche

Re: [RE-wrenches] Generator question

Hello Chris, I think you will find that the generator interaction with the Sol-Ark is very basic and you won't have much flexibility to do this. As far as ancillary equipment to do a load start, one idea that comes to mind is a Victron shunt, Cerbo and GX device. I'm brainstorming a little bit

Re: [RE-wrenches] Generator question

I would trigger genset on Soc. Is that what you are doing? Dave Angelini Offgrid Solar "we go where powerlines don't" [2]https://offgridsolar1.com/ [3] [2] e-mail offgridso...@sti.net text 209 813 0060 On 2023-09-25 9:20 am, Chris Daum via RE-wrenches wrote: Hi folks: We have a

Re: [RE-wrenches] Generator question

Generators are load responsive. They can not be back feed, one approach is to take heavy loads and have the inverter drop these loading heav load situations. bring these loads on line with a PLC On Mon, Sep 25, 2023 at 11:22 AM Chris Daum via RE-wrenches < re-wrenches@lists.re-wrenches.org>

[RE-wrenches] Generator question

Hi folks: We have a situation where the Sol-Ark 12kW Inverter isn't able to adequately manage the loads and perform auto-gen start other than low battery level. And despite thorough understanding of the customer's initial loads, after he's bought the system, he's continued to add more and

Re: [RE-wrenches] Generator start trigger limits XW+

firmware might help this issue. Without knowing what revisions you have now, and the fact that XW+ is really only a voltage based charger... XWpro is voltage and Soc based and is really the best choice for this combo. There will be some things you just can't do with XW+ and I'd say if you

[RE-wrenches] Generator start trigger limits XW+

Hello Wrenches, I just installed a set of Discover LFP on an older XW+ system. The communication seems to work great and the battery via Xanbus automatically updates the charge settings and inverter settings and the battery is viewable on the Xanbus network. For some reason, the auto gen start

Re: [RE-wrenches] Generator recommendation request

Jeremy - I second your positive opinion of the propane Honda Twin GX-6xx engines for generator use, and I'm also intrigued by the Wildcat product using them for that reason. I have a client with a 10+ year old Coleman (back when they made real generators!) 9.5 kW propane generator with the Honda

Re: [RE-wrenches] Generator recommendation request

I have had good luck with Koehler 12kWRES and 15kW propane units lasting well over 10yrs in off grid usage. A couple of which I know have only had bare minimum maintenance, i.e. oil changes and filters etc. I have a couple larger (~20kW) off grid systems that have 25kW Diesel Koehler units.

Re: [RE-wrenches] Generator recommendation request

ies for Responsible People since 1988" P Please consider the environment before printing this email. From: RE-wrenches On Behalf Of Ray Walters Sent: Tuesday, October 19, 2021 1:37 PM To: re-wrenches@lists.re-wrenches.org Subject: Re: [RE-wrenches] Generator recommendation request

Re: [RE-wrenches] Generator recommendation request

We've seen such poor reliability with the Ecogens, that we can't recommend them anymore.  We've seen as high as 50% failure rates in full time off grid use as backup.  Charging batteries for hours is a very hard load and does not compare to biweekly exercise mode.  The failures have been

Re: [RE-wrenches] Generator recommendation request

Gary, Interesting that you bring up Generac in response to my request. The customer for whom I made this request for recommendations has a dead Generac EcoGen 15kW at her property now. I don't know what's wrong with it; it had failed before she bought the property. But she had it checked out

Re: [RE-wrenches] Generator recommendation request

Allan, I would not hesitate to use either the Kohler 12RES or the 14RES. I have many of the 14RES units out in the field and to this date they have been the most consistently reliable generators out of the various brands I’ve used over the years (Generac, Cummins-Onan and others). Several

Re: [RE-wrenches] Generator recommendation request

Allan: DISCLAIMER: I have no business or financial relationship with any Generac dealer. I have owned two Generac EcoGens in the past 10 years and am pleased with their performance. The EgoGen is configurable using an option setting to use either LP or NG fuel. It is warranteed

Re: [RE-wrenches] Generator recommendation request

Mac, I appreciate your suggestion, thank you. Indeed, I called a longtime regional independent generator dealer about this before posting here. I was surprised that he has Kohler 12s and 14s in stock and available. I’ll go that route if I don’t hear better from our fellow Wrenches. Allan > On

Re: [RE-wrenches] Generator recommendation request

Hi Allan, I suggest finding a local long-standing generator technician and see if they can help provide the generator. We see so many generators bought online with no way to get service because there are no local and qualified service technicians to service that brand. If you buy from a local

Re: [RE-wrenches] Generator recommendation request

Check out Wildcat Generators, hand built in Kansas. I just placed my first order for one. 10KW LPG 1800RPM liquid cooled, built to run 24/7. They even make a DC (battery direct) generator. You can purchase through a master dealer in the Reno Nevada area, Freds Mountain Electric:

[RE-wrenches] Generator recommendation request

Wrenches, Generators have become a moving target, especially for off grid applications. Most are set up for grid backup, and I'm assuming that many may simply be unavailable, given that half of most everything else is on back-order with no expected delivery date... I'm seldom asked to

Re: [RE-wrenches] Generator Distributor

I had to wait a few weeks on Honda for an Alaska client. They may need a propane conversion. They also just keep running forever with decent maintenance. https://powerequipment.honda.com/generators/models/eu7000is Dave Angelini Offgrid Solar "we go where powerlines don't"

Re: [RE-wrenches] Generator Distributor

Generac's Ecogen model is warranted for off grid use. But they too are backed up on orders. > Sent from a IPhone, with touch screen keys on the fly. Please excuse > shortcuts and typos. > Roland Shackelford NABCEP CERTIFIED PV INSTALLER President Renewable Energy Services (RES), Inc.

Re: [RE-wrenches] Generator Distributor

Super tough to get generators right now. We sell quite a few Kohler for off-grid purposes and we just can't get them. We have had 18 of them on order for a ~a year and we have been a small dealer for years. The supply lines were devastated by the pandemic and the demand is through the roof.

Re: [RE-wrenches] Generator Distributor

Cummins west, San leandro Ca. On Wed, May 12, 2021, 7:18 AM wrote: > Hello Wrench Colleagues, > > Can anyone recommend a distributor for Onan or Kohler generator that > accepts new dealer applications? > > These seem to be the top two units for backup systems, but I'm open to > other

Re: [RE-wrenches] Generator Distributor

My search for dealership options for Onan/Cummings and Kohler does not seem to be turning up any good options. Generac, on the other hand is eager to have me. Unfortunately, having an inverter control their generator will void the warranty at present. The rep told me they have a new option

[RE-wrenches] Generator Distributor

Hello Wrench Colleagues, Can anyone recommend a distributor for Onan or Kohler generator that accepts new dealer applications? These seem to be the top two units for backup systems, but I'm open to other suggestions. Thank you, Drake Drake Chamberlin Athens Electric LLC Ohio Electrical

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

Just remember to turn off the AC coupled solar when manually starting the generator! *Eric Smiley,* Project Manager e...@vecoop.ca T: 250.703.6004 <+12507036004> T: 888.386.0116 <+18883860116> *VIRIDIANENERGY.CA * * * On Tue, 11 May 2021

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

Hi All, I talked to Sol-Ark again yesterday and thought this was certainly worth sharing: For this particular design, there is a whole house generator. For generators over 10kw (this one is 13kw), they recommend keeping the generator in its existing ATS, and feeding it in through the grid

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

Thanks! I thought this was for Offgrid and that was my mistake. Will it run a 15A table saw without losing power, or was that just too much expertise? I will wait 3 years on anything that is suppose to replace what I already use. I have a low opinion of the all in one for Offgrid anyways.

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

Dave A. - Sol-Arks'"GEN" breaker can be used for 1 of 3 operations only - Generator, AC Coupling OR Smart Load (Load Shedding)  So when you are grid-interactive (which takes up your GRID breaker) and you have PV and a Generator - the way to go is to have no AC Coupling - put the Grid and Gen

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

I do not know much about Sol-Arc, but one can AC couple and DC couple with a Radian or XW. The genset is on the genset input where it belongs. For Offgrid AC coupling is just another way to damage a battery or genset that does not need to be there. I suppose in a really large microgrid with

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

I like the idea of some small amount of AC Coupled PV for off-grid systems when there is a known consistent daytime load. Around here the worst case scenario involves afternoon air conditioning in summer, so some WSW-facing AC coupled PV is an efficient way to cover that load and go into darkness

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

I would certainly agree with you all that AC coupled for off-grid is not the best design choice. But just for clarification, this is a grid-tied system where there is already an Enphase M215 system and a whole house generator set up. Cheers, Dave On Fri, May 7, 2021 at 11:10 AM Jerry Shafer

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

I have to agree with Dave on this, complex and off grid generally are not good together, l sugest backing up and you might consider a redesign, dump enphase, go directly in to the inverter DC side, now a gen set back up will work. Your spending more time and effort going in a bad direction. AC

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

I second that. Ray Walters Remote Solar 303 505-8760 On 5/6/21 10:33 AM, Dave Angelini Offgrid Solar wrote: I would not do any of this for an offgrid client. It is against the rule of less is more. The whole design is flawed in my opinion. *Dave Angelini Offgrid Solar "we go where

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

I would not do any of this for an offgrid client. It is against the rule of less is more. The whole design is flawed in my opinion. Dave Angelini Offgrid Solar "we go where powerlines don't" http://members.sti.net/offgridsolar/ [1] e-mail offgridso...@sti.net [2] text 209 813 0060 On Tue, 4

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

I’ve used two SPDT relays, one for each phase. This gives double redundancy Jay Peltz power. > On May 5, 2021, at 5:07 AM, Tump wrote: > > Set the Gen’s frequency above or below the 3 +/- of the acceptance window of > your micro inverters. >>> On May 4, 2021, at 7:24 PM, Dave Tedeyan

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

Set the Gen’s frequency above or below the 3 +/- of the acceptance window of your micro inverters. > On May 4, 2021, at 7:24 PM, Dave Tedeyan wrote: > > I suppose the question here is - which is the worse failure mode? > A. Solar turning off until an electrician can fix it. > OR > B. Not

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

You can even buy a kit. https://www.solar-electric.com/outback-power-gs-ac-gen-kit-generator-back-up-kit.html This provides an enclosure for the contactor. --- On 2021-05-04 16:03, Jason Szumlanski wrote: What happens when the contactor fails? I don't trust a NC contactor that is supposed to

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

I suppose the question here is - which is the worse failure mode? A. Solar turning off until an electrician can fix it. OR B. Not knowing the contactor failed until it does not open when the generator turns on and running the risk that the solar backfeeds the generator and breaks it. For off-grid

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

Jason, A valid concern which is why I always wire them as powered open so if there is a failure it would transition closed or not open. Christopher On Tue, May 4, 2021 at 4:15 PM Jason Szumlanski < ja...@floridasolardesigngroup.com> wrote: > What happens when the contactor fails? I don't trust

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

What happens when the contactor fails? I don't trust a NC contactor that is supposed to open on 240Vac coil voltage from the generator. It's not a failsafe solution. Jason On Tue, May 4, 2021, 3:15 PM Drake wrote: > P.S. The contactor method is even mentioned somewhere in the Outback >

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

P.S. The contactor method is even mentioned somewhere in the Outback literature. I've been using it for years. It is very simple and requires no complex equipment. It will not interfere with rapid shutdown. 40 A, 240 V contactors with 240 V coils are readily available and not terribly

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

This may not be a good idea if you want to retain rapid shutdown compliance… -Glenn From: RE-wrenches On Behalf Of Jeff Clearwater Sent: Tuesday, May 04, 2021 12:20 PM To: RE-wrenches ; Dave Tedeyan Subject: Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark Hi Dave ~ Well

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

Hi Dave ~ Well this might not be the answer you are looking for but I'd take a serious look at the relative hassle of rewiring the array to DC. Sol-Ark's shine in DC coupled mode - highly efficient - and then you have the generator port open (now not used for AC coupling) available for the

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

Dave, My initial background comes from the Industrial Controls world w/ a strong military influence. Given that the generator probably has some kind of transfer switch, chances are that the transfer switch has a dry contact in which can be used to power a relay. I normally use ASCO transfer

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

Get a contactor with a 240 VAC coil. Connect the coil wire wires to the 240 V output circuit of the generator, so when the generator comes on, the contactor opens. Run the current from the AC coupled Enphase inverters through the contacts from common to N/C. --- On 2021-05-03 10:26, Dave

Re: [RE-wrenches] Generator and AC coupling on a Sol-Ark

. -Glenn From: RE-wrenches On Behalf Of Dave Tedeyan Sent: Monday, May 03, 2021 10:27 AM To: RE-wrenches Subject: [RE-wrenches] Generator and AC coupling on a Sol-Ark Hi All, I am planning on using a Sol-Ark for the first time for adding battery backup to an existing system

[RE-wrenches] Generator and AC coupling on a Sol-Ark

Hi All, I am planning on using a Sol-Ark for the first time for adding battery backup to an existing system. It is Enphase, so clearly it will be AC coupled, and there is a whole house generator. When I talked to Sol-Ark about it, they recommended putting the generator on a time of use schedule

Re: [RE-wrenches] generator tripping GFCI

Hi Jay, Don’t forget to check at the inverter. As you probably know, VFXs come with a ground-neutral bonding jumper at the AC terminals on the unit. If this issue is not happening in bypass mode or normal inverter mode without Gen input, then it could be possible that there is a bond both at

Re: [RE-wrenches] generator tripping GFCI

Hi Dave I’ve already suggested that. However the house hasn’t finished final sign off due to C19 and gross incompetence from the county process, so it’s not possible, yet. It’s entirely possible that at least part of the issue could be poor quality GFCI or good quality and overly sensitive.

Re: [RE-wrenches] generator tripping GFCI

I second Dave's comment on trying different GFCIs.  Definitely had some that wouldn't work correctly with generator/ inverter systems. I'd take 2 or 3 other choices. Otherwise your check list looks like the way to proceed.  We always love to hear back what you find. Ray Walters Remote Solar

Re: [RE-wrenches] generator tripping GFCI

Chris Worcester > ch...@solarwindworks.com > 530-448-9692 > > Sent from my Samsung Galaxy s9. > > > Original message > From: William Miller > Date: 12/19/20 6:30 PM (GMT-08:00) > To: RE-wrenches > Subject: Re: [RE-wrenches] generator tripping GFCI > > Fri

Re: [RE-wrenches] generator tripping GFCI

One way to troubleshoot this is by elimination. The genset would be a start. The GFCI itself. I have had to switch from the contractor grade GFCI to a quality make in new construction. Since this is new I would make sure on the AC panel, critical loads like the house pump or fire pumps and

Re: [RE-wrenches] generator tripping GFCI

It might be worth checking the brushes if it is an older unit. Chris Worcester  chris@solarwindworks.com530-448-9692Sent from my Samsung Galaxy s9. Original message From: William Miller Date: 12/19/20 6:30 PM (GMT-08:00) To: RE-wrenches Subject: Re: [RE-wrenches] generator

Re: [RE-wrenches] generator tripping GFCI

Friends: I have seen THD on the voltage waveform trip GFIs and AFCIs. The case where this happened was during gen run periods. AC to DC converters can be brutal in regards to generating distortion and sending it to loads. I am out in the shop away from the manuals, but check if these FX

Re: [RE-wrenches] generator tripping GFCI

Hi Ray I will have to triple check, but even if it’s yes. How does that explain the time differences? If it was a neutralground loop, then why not it tripping everything right away? That’s why I was thinking it’s related to the control board in the generator? Jay > On Dec 19, 2020, at

Re: [RE-wrenches] generator tripping GFCI

Jay, Agree with Ray that two neutral ground bonds can cause strange behavior. But the timing near the end of the charge cycle makes me wonder if the issue is related to one inverter shutting down the charger before the other. The VFX 3648 charger mode is a terrible load and will cause weird

Re: [RE-wrenches] generator tripping GFCI

The way a GFCI operates is by comparing the line current and the neutral current inside the device. If some of the neutral current is returning through a ground circuit instead of the neutral the imbalance will trip the device. The generator neutral and the inverter neutral must have a common

Re: [RE-wrenches] generator tripping GFCI

Is it possible that neutral is bonded to ground in the generator?  I've found lots of multi-bonded neutrals over the years, and had it cause all sorts of weirdness. Ray Walters Remote Solar 303 505-8760 On 12/19/20 5:33 PM, jay wrote: HI All, I have a client with a older Kohler 8-10kw

[RE-wrenches] generator tripping GFCI

HI All, I have a client with a older Kohler 8-10kw generator, VFX 3648 stacked inverters, newer rolls batteries. its been installed and operating normally for 10+ years. Customer had to upgrade the house for code, which involved installing GFCI outlets and GFCI breakers. Since then the

Re: [RE-wrenches] Generator surging

ent. > > > I must say Outback has been very available to us as we try to figure these > problems out. I am fortunate that I am working with a senior engineer. We > are both currently stumped, but we are going to consult again tomorrow and > see if any other ideas come to us. > &g

Re: [RE-wrenches] Generator surging

Jay: Thanks for thinking about this. Answers below. *From:* Jay [mailto:jay.pe...@gmail.com] *Sent:* Thursday, March 19, 2020 7:54 AM *To:* will...@millersolar.com; RE-wrenches *Subject:* Re: [RE-wrenches] Generator surging Hi William 3 questions Did this system used to work

Re: [RE-wrenches] Generator surging

>> see if any other ideas come to us. >> >> Thanks everyone for the input. More soon. >> >> William Miller >> >> >> From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org >> <mailto:re-wrenches-boun...@lists.re-wrenches

Re: [RE-wrenches] Generator surging

> > > From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On > Behalf Of Mac Lewis > Sent: Wednesday, March 18, 2020 6:35 PM > To: RE-wrenches > Subject: Re: [RE-wrenches] Generator surging > > Hi William, > > Do you know what your AC input

Re: [RE-wrenches] Generator surging

are both currently stumped, but we are going to consult again tomorrow and > see if any other ideas come to us. > > > > Thanks everyone for the input. More soon. > > > > William Miller > > > > > > *From:* RE-wrenches [mailto:re-wrenches-boun...@lists.r

Re: [RE-wrenches] Generator surging

deas come to us. Thanks everyone for the input. More soon. William Miller *From:* RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] *On Behalf Of *Mac Lewis *Sent:* Wednesday, March 18, 2020 6:35 PM *To:* RE-wrenches *Subject:* Re: [RE-wrenches] Generator surging Hi William,

Re: [RE-wrenches] Generator surging

Hi William, Do you know what your AC input mode is? I'd try playing with this mode. If you have a generator, I'd try switching between "generator", "support". You may quickly see a difference. There is a small diode symbol that shows up on the Mate3s screen during generator charging. I don't

Re: [RE-wrenches] Generator surging

Adjust the generator max output in the outback down and see what happens Jerry On Wed, Mar 18, 2020, 4:04 PM William Miller wrote: > Friends: > > > > I have a 24kW Radian system that is acting up. The problem is when the > generator is running, it surges. Voltage and power go up and down. We

[RE-wrenches] Generator surging

Friends: I have a 24kW Radian system that is acting up. The problem is when the generator is running, it surges. Voltage and power go up and down. We connected the generator to a load bank and there was no surging. This makes me think the problem is in the Radian system. Has anyone else

Re: [RE-wrenches] Generator for DC Coupled System

Hi Mark Koehler Model # 6VSG-QS14. Is a dc air cooled. Probably not the quality of the polar water cooled. Jay Peltz power. > On May 4, 2019, at 10:20 AM, Mark Frye wrote: > > Folks, > > Has anyone had the chance to work with the Polar Power DC generators such as >

[RE-wrenches] Generator for DC Coupled System

Folks, Has anyone had the chance to work with the Polar Power DC generators such as https://www.polarpower.com/wp-content/uploads/8220K-972_0115.pdf ? Anyone aware of good alternatives? Thanks, Mark Frye ___ List sponsored by Redwood Alliance

Re: [RE-wrenches] generator search

: Willpower Electric, LLC   Original Message Subject: Re: [RE-wrenches] generator search From: Jerry Shafer <jerrysgarag...@gmail.com> Date: Tue, April 10, 2018 12:55 pm To: RE-wrenches <re-wrenches@lists.re-wrenches.org> Jay we have used the Cummins machines and have bee

Re: [RE-wrenches] generator search

Jay we have used the Cummins machines and have been very happy,you will need a battery charger to maintain the SOC as the cpu has a 350 to 500 ma draw. Jerry On Mon, Apr 9, 2018, 10:15 AM David Katz wrote: > Check to see if it has a 120 vac requirement to float the

Re: [RE-wrenches] generator search

Ray <r...@solarray.com> *Sent:* Monday, April 9, 2018 7:14 PM *To:* re-wrenches@lists.re-wrenches.org *Subject:* Re: [RE-wrenches] generator search   We've had gen sets at 11,000 ft and way below zero start on propane for decades without using the block or water heaters. Ridiculous electric h

Re: [RE-wrenches] generator search

ay <r...@solarray.com> Sent: Monday, April 9, 2018 7:14 PM To: re-wrenches@lists.re-wrenches.org Subject: Re: [RE-wrenches] generator search We've had gen sets at 11,000 ft and way below zero start on propane for decades without using the block or water heaters. Ridiculous electric he

Re: [RE-wrenches] generator search

  We've had gen sets at 11,000 ft and way below zero start on propane for decades without using the block or water heaters. Ridiculous electric heating loads on the other hand are a very bad idea off grid.  Just make sure the propane supply lines are large enough so the pressure regulator

Re: [RE-wrenches] generator search

Hi all. This unit will be in a warm climate so no problems there. Are you all saying the build in AC/shore power charger is extremely inefficient? Jay > On Apr 9, 2018, at 1:46 PM, Michael Morningstar > wrote: > > Yes, the Cummins technician that commissions

Re: [RE-wrenches] generator search

Yes, the Cummins technician that commissions our generators insists that locations with consistent low’s below 15F require the coolant heater. All but two of my installs(outdoor) have omitted connecting the heater, and have seen some brief sub-0 temperatures but generally average mid-30s. One

Re: [RE-wrenches] generator search

, then you shouldn't need to use a 120V charger at all  Thanks, Kienan From: RE-wrenches <re-wrenches-boun...@lists.re-wrenches.org> on behalf of David Katz <dk...@backwoodssolar.com> Sent: Monday, April 9, 2018 2:14 PM To: RE-wrenches Subject: Re:

Re: [RE-wrenches] generator search

They do have a battery charger that requires a 120V circuit, and it does draw more than one would like. I run a circuit over and install a tiny battery tender rather than use the factory charger. With a good starter battery and a weekly exercise cycle of thirty minutes, I have found that my

Re: [RE-wrenches] generator search

Check to see if it has a 120 vac requirement to float the battery. The 20 kw one I have has a big electrical drain David On Mon, Apr 9, 2018 at 11:50 AM jay wrote: > HI All, > > I’ve got a new project wanting a 22-25kw single phase 120/240vac water > cooled propane sound

Re: [RE-wrenches] generator search

Jay, I’ve had really good luck with the Cummins RS22. In fact it’s the only propane generator I will use unless it’s for a small system, then I specify Honda ’s with a propane conversion from GenConnect. Half a dozen RS22’s with enclosures and maybe a dozen without, placed in buildings. No

[RE-wrenches] generator search

HI All, I’ve got a new project wanting a 22-25kw single phase 120/240vac water cooled propane sound attenuated generator for an off grid situation. I’m not going to be With AGS activation. I”ve been looking at the Kohler 24 RCL ( meets all the above criteria) but I’m checking to see if I

Re: [RE-wrenches] Generator choice for Sunny Island

ole use of the intended recipient and may contain confidential and >> privileged information. Any unauthorized review, use, disclosure or >> distribution is prohibited. If you are not the intended recipient, please >> contact the sender and delete any copies of this messag

Re: [RE-wrenches] Generator choice for Sunny Island

closure or > distribution is prohibited. If you are not the intended recipient, please > contact the sender and delete any copies of this message. > > Â > > Â > > From: RE-wrenches [ mailto:re-wrenches-boun...@lists.re-wrenches.org > <re-wrenches-boun...@lists.re-w

Re: [RE-wrenches] Generator choice for Sunny Island

ay, July 24, 2017 3:24 PM To: <mailto:re-wrenches@lists.re-wrenches.org>re-wrenches@lists.re-wrenches.org Subject: Re: [RE-wrenches] Generator choice for Sunny Island  My experience with Sunny Islands are that their SOC can be off by quite a bit. Unfortunately with sealed batteries,

Re: [RE-wrenches] Generator choice for Sunny Island

stribution is prohibited. If you are not the intended recipient, please > contact the sender and delete any copies of this message. > > > > > > *From:* RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] *On > Behalf Of *Ray > *Sent:* Monday, July 24, 2017 3:24 PM &g

Re: [RE-wrenches] Generator choice for Sunny Island

t, please contact the sender and delete any copies of this message. From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Ray Sent: Monday, July 24, 2017 3:24 PM To: re-wrenches@lists.re-wrenches.org Subject: Re: [RE-wrenches] Generator choice for Sunny Island My expe

Re: [RE-wrenches] Generator choice for Sunny Island

My experience with Sunny Islands are that their SOC can be off by quite a bit. Unfortunately with sealed batteries, you can't check SG with a hydrometer to confirm, and tweak the settings. Probably the best you could do, is shut the system down and let the batteries sit for long enough to

Re: [RE-wrenches] Generator choice for Sunny Island

Hi Drake, Good questions. Yes, the taper charge appears to be working well. I've been to the site a couple of times where loads were low, irradiance was high, and battery SOC was ~90% and the Sunny Boy was just covering the load and a little trickle charge. I have noticed that the SOC seems to

Re: [RE-wrenches] Generator choice for Sunny Island

Are you getting a good taper charge with this system? Are the batteries reaching a decent state of charge from the AC coupled connection with the inverter? Thanks, Drake At 11:08 AM 7/23/2017, you wrote: August, Of course the genny itself has its own emission of noise but the

Re: [RE-wrenches] Generator choice for Sunny Island

August, Of course the genny itself has its own emission of noise but the environment its in certainly will affect its overall "annoyance level". Backed up to metal container is a negative, I can't tell from the photo if the Kohler is on the side away from most of the public,

Re: [RE-wrenches] Generator choice for Sunny Island

:re-wrenches-boun...@lists.re-wrenches.org] On > Behalf Of Dave Angelini Offgrid Solar > Sent: Tuesday, July 11, 2017 8:36 AM > To: RE-wrenches <re-wrenches@lists.re-wrenches.org> > Subject: Re: [RE-wrenches] Generator choice for Sunny Island > > I remember most having to run a

Re: [RE-wrenches] Generator choice for Sunny Island

nt before printing this email. -Original Message- From: RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Dave Angelini Offgrid Solar Sent: Tuesday, July 11, 2017 8:36 AM To: RE-wrenches <re-wrenches@lists.re-wrenches.org> Subject: Re: [RE-wrenches] Ge

Re: [RE-wrenches] Generator choice for Sunny Island

-wrenches-boun...@lists.re-wrenches.org] On Behalf Of Drake Sent: Tuesday, July 11, 2017 6:11 AM To: RE-wrenches <re-wrenches@lists.re-wrenches.org> Subject: Re: [RE-wrenches] Generator choice for Sunny Island What is the standby current draw on this unit. In the past, that has been an issue wit

Re: [RE-wrenches] Generator choice for Sunny Island

issues. If anyone knows anything about what kind >> of >> > CARB compliance is or isn’t required, I, I’d love to hear about >> it. >> > > >> > >> > >> > Cheers! >> > >> > >> > >> > August &

Re: [RE-wrenches] Generator choice for Sunny Island

isn’t required, I, I’d love to hear about it. > > > > > Cheers! > > > > August > > > > *From:* RE-wrenches [mailto:re-wrenches-boun...@lists.re-wrenches.org] *On > Behalf Of *Gary Willett > *Sent:* Friday, June 16, 2017 7:58 AM > *To:* <mailt

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