re-inverters
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01-07-2007, 16:36
Post: #1
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re-inverters
Thought I would throw in my 2cents worth.... We have a totally
electric coach. The former owner of our 85pt36 removed all of the propane stuff and added a battery bank in it's place.. 4 large truck batterys wired for 24 volts dc. He then installed 3 2500 heart inverters in the passeger side compartment, with the matching link 2000 controls in the coach. 1 for each leg of the 220 system, and the 3rd for a charger. We can switch them around by changing the plugs anyway we need to,such as in the case one should quit working. On the back side of the engine, he installed a 24vdc alternator. As I probably can't explain all of the tech stuff, I can tell you that this arangement really does work.. We can run both roof airs going down the road WITHOUT the generator INDEFINATELY. We have a small 4.0 diesel generator that has 14 hours recorded on it. I start it up now and then to make sure it will run when we are dry camping and the battery banks need a charge. I realize that this would be a costly undertaking to do this kind of conversion, but well worth it. I hate to run that damn genny. Rob Sargent. 85pt36 |
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01-07-2007, 16:51
Post: #2
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re-inverters
Rob:
On the bus which I owned before, it had a DD engine, with a gear driven alternator which produced 320 amps at 24 volts (ok 28.4 volts or so) When you do the calculation that gives one almost 7.7kw's of power. That is almost as big as the genny on the SP models and some of the FC models. That would give you lots of power to operate the AC's plus other stuff if you wish, and still enough to keep the batteries charged. As Gardner mentioned, the alternator will feed the inverters first instead of pulling it from the batteries. I would love to have a 300 amp 12 volt alternator, then I could run an airconditioner as well going down the road - ok, I should recharge my engine driven a/c hehe. Bill 84 FC 35 SB "$quanderlodge" Terrace, B.C. Canada ----- Original Message ---- From: aokkoa2003 To: WanderlodgeForum@yahoogroups.com Sent: Sunday, January 7, 2007 8:36:17 PM Subject: [WanderlodgeForum] re-inverters Thought I would throw in my 2cents worth.... We have a totally electric coach. The former owner of our 85pt36 removed all of the propane stuff and added a battery bank in it's place.. 4 large truck batterys wired for 24 volts dc. He then installed 3 2500 heart inverters in the passeger side compartment, with the matching link 2000 controls in the coach. 1 for each leg of the 220 system, and the 3rd for a charger. We can switch them around by changing the plugs anyway we need to,such as in the case one should quit working. On the back side of the engine, he installed a 24vdc alternator. As I probably can't explain all of the tech stuff, I can tell you that this arangement really does work.. We can run both roof airs going down the road WITHOUT the generator INDEFINATELY. We have a small 4.0 diesel generator that has 14 hours recorded on it. I start it up now and then to make sure it will run when we are dry camping and the battery banks need a charge. I realize that this would be a costly undertaking to do this kind of conversion, but well worth it. I hate to run that damn genny. Rob Sargent. 85pt36 <!-- #ygrp-mlmsg {font-size:13px;font-family:arial,helvetica,clean,sans-serif;} #ygrp-mlmsg table {font-size:inherit;font:100%;} #ygrp-mlmsg select, input, textarea {font:99% arial,helvetica,clean,sans-serif;} #ygrp-mlmsg pre, code {font:115% monospace;} #ygrp-mlmsg * {line-height:1.22em;} #ygrp-text{ font-family:Georgia; } #ygrp-text p{ margin:0 0 1em 0; } #ygrp-tpmsgs{ font-family:Arial; clear:both; } #ygrp-vitnav{ padding-top:10px; font-family:Verdana; font-size:77%; margin:0; } #ygrp-vitnav a{ padding:0 1px; } #ygrp-actbar{ clear:both; margin:25px 0; white-space:nowrap; color:#666; text-align:right; } #ygrp-actbar .left{ float:left; white-space:nowrap; } .bld{font-weight:bold;} #ygrp-grft{ font-family:Verdana; font-size:77%; padding:15px 0; } #ygrp-ft{ font-family:verdana; font-size:77%; border-top:1px solid #666; padding:5px 0; } #ygrp-mlmsg #logo{ padding-bottom:10px; } #ygrp-vital{ background-color:#e0ecee; margin-bottom:20px; padding:2px 0 8px 8px; } #ygrp-vital #vithd{ font-size:77%; font-family:Verdana; font-weight:bold; color:#333; text-transform:uppercase; } #ygrp-vital ul{ padding:0; margin:2px 0; } #ygrp-vital ul li{ list-style-type:none; clear:both; border:1px solid #e0ecee; } #ygrp-vital ul li .ct{ font-weight:bold; color:#ff7900; float:right; width:2em; text-align:right; padding-right:.5em; } #ygrp-vital ul li .cat{ font-weight:bold; } #ygrp-vital a { text-decoration:none; } #ygrp-vital a:hover{ text-decoration:underline; } #ygrp-sponsor #hd{ color:#999; font-size:77%; } #ygrp-sponsor #ov{ padding:6px 13px; background-color:#e0ecee; margin-bottom:20px; } #ygrp-sponsor #ov ul{ padding:0 0 0 8px; margin:0; } #ygrp-sponsor #ov li{ list-style-type:square; padding:6px 0; font-size:77%; } #ygrp-sponsor #ov li a{ text-decoration:none; font-size:130%; } #ygrp-sponsor #nc { background-color:#eee; margin-bottom:20px; padding:0 8px; } #ygrp-sponsor .ad{ padding:8px 0; } #ygrp-sponsor .ad #hd1{ font-family:Arial; font-weight:bold; color:#628c2a; font-size:100%; line-height:122%; } #ygrp-sponsor .ad a{ text-decoration:none; } #ygrp-sponsor .ad a:hover{ text-decoration:underline; } #ygrp-sponsor .ad p{ margin:0; } o {font-size:0;} .MsoNormal { margin:0 0 0 0; } #ygrp-text tt{ font-size:120%; } blockquote{margin:0 0 0 4px;} .replbq {margin:4;} --> __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com [Non-text portions of this message have been removed] |
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01-07-2007, 17:19
Post: #3
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re-inverters
What type of service do members get from their battery banks while
dry camping. The Southwest BB are headed to the desert and I am trying to make sure my inverter and genset are in shape. today I unplugged my 94pt with 8 12volt battery bank and a 2800 heart inverter. I ran the inverter with a 32"LCD TV, direct tv descrambler, dash radio sound system, 3 floresent patio lights, 2 interior floresent lights, The inverter shut down after 5.25 hours and the batteries would not start the genset. I had lights but not as bright. On one other test I ran the TV/components without lights for a total of 6.5 hours and shut it down ( I didnot want to run inverter when I was not at home). When I tried to start the genset from a remote switch with the depleted batteries, the starter turned slow and releasing the momentary start button would not stop it from cranking. I was forced to use the DD start bank via the aux switch to release the starter. My 94 does not have a Genset battery and I guess it uses the Coach bank to start. I think my starter is compramised due to low volt start attempts and I pulled it off to send out to a rebuilder. I plan on installing a 12v marine battery close to the gen set and hang a pepboys 10/6/2 amp automatic charger to it. what do you think? GregoryO'Connor 94ptRomolandCA --- In WanderlodgeForum@yahoogroups.com, "aokkoa2003" > > Thought I would throw in my 2cents worth.... We have a totally > electric coach. The former owner of our 85pt36 removed all of the > propane stuff and added a battery bank in it's place.. 4 large truck > batterys wired for 24 volts dc. He then installed 3 2500 heart > inverters in the passeger side compartment, with the matching link 2000 > controls in the coach. 1 for each leg of the 220 system, and the 3rd > for a charger. We can switch them around by changing the plugs anyway > we need to,such as in the case one should quit working. On the back > side of the engine, he installed a 24vdc alternator. As I probably > can't explain all of the tech stuff, I can tell you that this > arangement really does work.. We can run both roof airs going down the > road WITHOUT the generator INDEFINATELY. We have a small 4.0 diesel > generator that has 14 hours recorded on it. I start it up now and then > to make sure it will run when we are dry camping and the battery banks > need a charge. I realize that this would be a costly undertaking to do > this kind of conversion, but well worth it. I hate to run that damn > genny. Rob Sargent. 85pt36 > |
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01-07-2007, 17:37
Post: #4
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re-inverters
When I did the numbers to determine whether I wanted an inverter
solution for over-the-road air conditioning, the result was a 320 amp 12 volt alternator and a two kilowatt inverter. The inverter would draw about 170-180 amps at full load. Going down the road our bus also needs about 50 amps at 12 volts for lights, re-charging house batteries, my too-big stereo, and whatever. There is also a Telma retarder which can draw up to 120 amps while going down hill. These are worst-case numbers, however they are the right numbers to use unless one wants to be discharging the battery banks while going down the road. Since you basically never want to discharge while going down the road, I did not even consider the size of the battery banks. In theory, you should be able to disconnect the batteries while under way and never run short on electrical power. Adding up the numbers above, you can see that even 320 amps could come up a little short. One more factor to add: A good electrical system is always designed to have about 20% more power available than is required. One of my responsibilities at work is power engineer for 75 big servers that *must* operate 24/7. The whole system runs continously on a 30KW inverter which operates either on batteries or from utility power. The system is very much like our buses except for the big numbers; the alternator serves the utility power function and the batteries act as, well, batteries. All the calculations for load capacity and depletion are the same. Bob Griesel '84 FC31 WLII WA > > Rob: > On the bus which I owned before, it had a DD engine, with a gear driven alternator which produced 320 amps at 24 volts (ok 28.4 volts or so) > When you do the calculation that gives one almost 7.7kw's of power. That is almost as big as the genny on the SP models and some of the FC models. > That would give you lots of power to operate the AC's plus other stuff if you wish, and still enough to keep the batteries charged. > As Gardner mentioned, the alternator will feed the inverters first instead of pulling it from the batteries. > I would love to have a 300 amp 12 volt alternator, then I could run an airconditioner as well going down the road - ok, I should recharge my engine driven a/c hehe. > > Bill 84 FC 35 SB "$quanderlodge" > Terrace, B.C. Canada > > > ----- Original Message ---- > From: aokkoa2003 > To: WanderlodgeForum@yahoogroups.com > Sent: Sunday, January 7, 2007 8:36:17 PM > Subject: [WanderlodgeForum] re-inverters > > > > > > > > > > > > > > Thought I would throw in my 2cents worth.... We have a totally > > electric coach. The former owner of our 85pt36 removed all of the > > propane stuff and added a battery bank in it's place.. 4 large truck > > batterys wired for 24 volts dc. He then installed 3 2500 heart > > inverters in the passeger side compartment, with the matching link 2000 > > controls in the coach. 1 for each leg of the 220 system, and the 3rd > > for a charger. We can switch them around by changing the plugs anyway > > we need to,such as in the case one should quit working. On the back > > side of the engine, he installed a 24vdc alternator. As I probably > > can't explain all of the tech stuff, I can tell you that this > > arangement really does work.. We can run both roof airs going down the > > road WITHOUT the generator INDEFINATELY. We have a small 4.0 diesel > > generator that has 14 hours recorded on it. I start it up now and then > > to make sure it will run when we are dry camping and the battery banks > > need a charge. I realize that this would be a costly undertaking to do > > this kind of conversion, but well worth it. I hate to run that damn > > genny. Rob Sargent. 85pt36 > > > > > > > > > > > > > > > <!-- > > #ygrp-mlmsg {font-size:13px;font-family:arial,helvetica,clean,sans- serif;} > #ygrp-mlmsg table {font-size:inherit;font:100%;} > #ygrp-mlmsg select, input, textarea {font:99% arial,helvetica,clean,sans-serif;} > #ygrp-mlmsg pre, code {font:115% monospace;} > #ygrp-mlmsg * {line-height:1.22em;} > #ygrp-text{ > font-family:Georgia; > } > #ygrp-text p{ > margin:0 0 1em 0; > } > #ygrp-tpmsgs{ > font-family:Arial; > clear:both; > } > #ygrp-vitnav{ > padding-top:10px; > font-family:Verdana; > font-size:77%; > margin:0; > } > #ygrp-vitnav a{ > padding:0 1px; > } > #ygrp-actbar{ > clear:both; > margin:25px 0; > white-space:nowrap; > color:#666; > text-align:right; > } > #ygrp-actbar .left{ > float:left; > white-space:nowrap; > } > .bld{font-weight:bold;} > #ygrp-grft{ > font-family:Verdana; > font-size:77%; > padding:15px 0; > } > #ygrp-ft{ > font-family:verdana; > font-size:77%; > border-top:1px solid #666; > padding:5px 0; > } > #ygrp-mlmsg #logo{ > padding-bottom:10px; > } > > #ygrp-vital{ > background-color:#e0ecee; > margin-bottom:20px; > padding:2px 0 8px 8px; > } > #ygrp-vital #vithd{ > font-size:77%; > font-family:Verdana; > font-weight:bold; > color:#333; > text-transform:uppercase; > } > #ygrp-vital ul{ > padding:0; > margin:2px 0; > } > #ygrp-vital ul li{ > list-style-type:none; > clear:both; > border:1px solid #e0ecee; > } > #ygrp-vital ul li .ct{ > font-weight:bold; > color:#ff7900; > float:right; > width:2em; > text-align:right; > padding-right:.5em; > } > #ygrp-vital ul li .cat{ > font-weight:bold; > } > #ygrp-vital a { > text-decoration:none; > } > > #ygrp-vital a:hover{ > text-decoration:underline; > } > > #ygrp-sponsor #hd{ > color:#999; > font-size:77%; > } > #ygrp-sponsor #ov{ > padding:6px 13px; > background-color:#e0ecee; > margin-bottom:20px; > } > #ygrp-sponsor #ov ul{ > padding:0 0 0 8px; > margin:0; > } > #ygrp-sponsor #ov li{ > list-style-type:square; > padding:6px 0; > font-size:77%; > } > #ygrp-sponsor #ov li a{ > text-decoration:none; > font-size:130%; > } > #ygrp-sponsor #nc { > background-color:#eee; > margin-bottom:20px; > padding:0 8px; > } > #ygrp-sponsor .ad{ > padding:8px 0; > } > #ygrp-sponsor .ad #hd1{ > font-family:Arial; > font-weight:bold; > color:#628c2a; > font-size:100%; > line-height:122%; > } > #ygrp-sponsor .ad a{ > text-decoration:none; > } > #ygrp-sponsor .ad a:hover{ > text-decoration:underline; > } > #ygrp-sponsor .ad p{ > margin:0; > } > o {font-size:0;} > .MsoNormal { > margin:0 0 0 0; > } > #ygrp-text tt{ > font-size:120%; > } > blockquote{margin:0 0 0 4px;} > .replbq {margin:4;} > --> > > > > > > > > __________________________________________________ > Do You Yahoo!? > Tired of spam? Yahoo! Mail has the best spam protection around > http://mail.yahoo.com > > [Non-text portions of this message have been removed] > |
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01-08-2007, 00:47
Post: #5
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re-inverters
Yes.
MH ----- Original Message ----- From: Gregory OConnor To: WanderlodgeForum@yahoogroups.com Sent: Sunday, January 07, 2007 11:19 PM Subject: [WanderlodgeForum] Re: re-inverters What type of service do members get from their battery banks while dry camping. The Southwest BB are headed to the desert and I am trying to make sure my inverter and genset are in shape. today I unplugged my 94pt with 8 12volt battery bank and a 2800 heart inverter. I ran the inverter with a 32"LCD TV, direct tv descrambler, dash radio sound system, 3 floresent patio lights, 2 interior floresent lights, The inverter shut down after 5.25 hours and the batteries would not start the genset. I had lights but not as bright. On one other test I ran the TV/components without lights for a total of 6.5 hours and shut it down ( I didnot want to run inverter when I was not at home). When I tried to start the genset from a remote switch with the depleted batteries, the starter turned slow and releasing the momentary start button would not stop it from cranking. I was forced to use the DD start bank via the aux switch to release the starter. My 94 does not have a Genset battery and I guess it uses the Coach bank to start. I think my starter is compramised due to low volt start attempts and I pulled it off to send out to a rebuilder. I plan on installing a 12v marine battery close to the gen set and hang a pepboys 10/6/2 amp automatic charger to it. what do you think? GregoryO'Connor 94ptRomolandCA --- In WanderlodgeForum@yahoogroups.com, "aokkoa2003" > > Thought I would throw in my 2cents worth.... We have a totally > electric coach. The former owner of our 85pt36 removed all of the > propane stuff and added a battery bank in it's place.. 4 large truck > batterys wired for 24 volts dc. He then installed 3 2500 heart > inverters in the passeger side compartment, with the matching link 2000 > controls in the coach. 1 for each leg of the 220 system, and the 3rd > for a charger. We can switch them around by changing the plugs anyway > we need to,such as in the case one should quit working. On the back > side of the engine, he installed a 24vdc alternator. As I probably > can't explain all of the tech stuff, I can tell you that this > arangement really does work.. We can run both roof airs going down the > road WITHOUT the generator INDEFINATELY. We have a small 4.0 diesel > generator that has 14 hours recorded on it. I start it up now and then > to make sure it will run when we are dry camping and the battery banks > need a charge. I realize that this would be a costly undertaking to do > this kind of conversion, but well worth it. I hate to run that damn > genny. Rob Sargent. 85pt36 > [Non-text portions of this message have been removed] |
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01-08-2007, 02:29
Post: #6
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re-inverters
Morning Greg. I'm installing one of these Xantex auxiliary chargers in
my coach just to keep the gen battery up to full charge. I use an Optima Blue top for the gen set too. I will pull the charger input off of my house battery bank so the gen battery will always be charged either from my engine alternator, the Heart Inverter or my IOTA chargers. They are on eBay for $50-60. Link is at http://www.xantrex.com/web/id/103/p/docs...roduct.asp Terry Neal Bozeman, MT 82PT40 74FC34 Gregory OConnor wrote: > What type of service do members get from their battery banks while > dry camping. The Southwest BB are headed to the desert and I am > trying to make sure my inverter and genset are in shape. > > today I unplugged my 94pt with 8 12volt battery bank and a 2800 heart > inverter. I ran the inverter with a 32"LCD TV, direct tv > descrambler, dash radio sound system, 3 floresent patio lights, 2 > interior floresent lights, The inverter shut down after 5.25 hours > and the batteries would not start the genset. I had lights but not > as bright. On one other test I ran the TV/components without lights > for a total of 6.5 hours and shut it down ( I didnot want to run > inverter when I was not at home). > > When I tried to start the genset from a remote switch with the > depleted batteries, the starter turned slow and releasing the > momentary start button would not stop it from cranking. I was forced > to use the DD start bank via the aux switch to release the starter. > > My 94 does not have a Genset battery and I guess it uses the Coach > bank to start. I think my starter is compramised due to low volt > start attempts and I pulled it off to send out to a rebuilder. I plan > on installing a 12v marine battery close to the gen set and hang a > pepboys 10/6/2 amp automatic charger to it. what do you think? > GregoryO'Connor > 94ptRomolandCA > > --- In WanderlodgeForum@yahoogroups.com > > > > > > Thought I would throw in my 2cents worth.... We have a totally > > electric coach. The former owner of our 85pt36 removed all of the > > propane stuff and added a battery bank in it's place.. 4 large > truck > > batterys wired for 24 volts dc. He then installed 3 2500 heart > > inverters in the passeger side compartment, with the matching link > 2000 > > controls in the coach. 1 for each leg of the 220 system, and the > 3rd > > for a charger. We can switch them around by changing the plugs > anyway > > we need to,such as in the case one should quit working. On the back > > side of the engine, he installed a 24vdc alternator. As I probably > > can't explain all of the tech stuff, I can tell you that this > > arangement really does work.. We can run both roof airs going down > the > > road WITHOUT the generator INDEFINATELY. We have a small 4.0 diesel > > generator that has 14 hours recorded on it. I start it up now and > then > > to make sure it will run when we are dry camping and the battery > banks > > need a charge. I realize that this would be a costly undertaking to > do > > this kind of conversion, but well worth it. I hate to run that damn > > genny. Rob Sargent. 85pt36 > > > > > > |
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01-09-2007, 03:28
Post: #7
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re-inverters
Terry, thank you for the info. I cant down load the specs but I guess
it is somehow protectes the genset start battery from becomming one of the coach inverter bank batteries. The inverter also powers the battery charge? this looks like the way to go. You would think the genset would have a winding output of 14 volts just for the start battery function? As it turned out with a bench test at a local starter alt rebuilder my Genset Kubota starter was drawing way more amps than spec and I had it rebuilt for $135.00 (Riverside Alt 951-354-2373). I ran the 8 12V deep cycle back to Campingworld and they were clueless as to how to test them. they offered to just replace all 8 with a prorate. I paid a battery shop to do the Hydro test and 3 units were found to have issue with one battery grounded short. CW replaced the 3 for me. I was alarmed that CW employees could not believe that there is a Motorhome with 8 batteries in a bank. I used CW for the origional purchase because I knew little about inverters and just assumed they were up on that. GregoryO'Connor 94ptRomolandCa--- In WanderlodgeForum@yahoogroups.com, Terry Neal > > Morning Greg. I'm installing one of these Xantex auxiliary chargers in > my coach just to keep the gen battery up to full charge. I use an > Optima Blue top for the gen set too. I will pull the charger input off > of my house battery bank so the gen battery will always be charged > either from my engine alternator, the Heart Inverter or my IOTA > chargers. They are on eBay for $50-60. > > Link is at http://www.xantrex.com/web/id/103/p/docs...roduct.asp > > Terry Neal > Bozeman, MT > 82PT40 > 74FC34 > > > > Gregory OConnor wrote: > > > What type of service do members get from their battery banks while > > dry camping. The Southwest BB are headed to the desert and I am > > trying to make sure my inverter and genset are in shape. > > > > today I unplugged my 94pt with 8 12volt battery bank and a 2800 heart > > inverter. I ran the inverter with a 32"LCD TV, direct tv > > descrambler, dash radio sound system, 3 floresent patio lights, 2 > > interior floresent lights, The inverter shut down after 5.25 hours > > and the batteries would not start the genset. I had lights but not > > as bright. On one other test I ran the TV/components without lights > > for a total of 6.5 hours and shut it down ( I didnot want to run > > inverter when I was not at home). > > > > When I tried to start the genset from a remote switch with the > > depleted batteries, the starter turned slow and releasing the > > momentary start button would not stop it from cranking. I was forced > > to use the DD start bank via the aux switch to release the starter. > > > > My 94 does not have a Genset battery and I guess it uses the Coach > > bank to start. I think my starter is compramised due to low volt > > start attempts and I pulled it off to send out to a rebuilder. I plan > > on installing a 12v marine battery close to the gen set and hang a > > pepboys 10/6/2 amp automatic charger to it. what do you think? > > GregoryO'Connor > > 94ptRomolandCA > > > > --- In WanderlodgeForum@yahoogroups.com > > > > > > > > > > Thought I would throw in my 2cents worth.... We have a totally > > > electric coach. The former owner of our 85pt36 removed all of the > > > propane stuff and added a battery bank in it's place.. 4 large > > truck > > > batterys wired for 24 volts dc. He then installed 3 2500 heart > > > inverters in the passeger side compartment, with the matching link > > 2000 > > > controls in the coach. 1 for each leg of the 220 system, and the > > 3rd > > > for a charger. We can switch them around by changing the plugs > > anyway > > > we need to,such as in the case one should quit working. On the back > > > side of the engine, he installed a 24vdc alternator. As I probably > > > can't explain all of the tech stuff, I can tell you that this > > > arangement really does work.. We can run both roof airs going down > > the > > > road WITHOUT the generator INDEFINATELY. We have a small 4.0 diesel > > > generator that has 14 hours recorded on it. I start it up now and > > then > > > to make sure it will run when we are dry camping and the battery > > banks > > > need a charge. I realize that this would be a costly undertaking to > > do > > > this kind of conversion, but well worth it. I hate to run that damn > > > genny. Rob Sargent. 85pt36 > > > > > > > > > > > > |
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01-09-2007, 03:53
Post: #8
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re-inverters
Terry, I don't understand what you are trying to do.
Do I have it right, you are going to put a charger on the genset battery, which is going to be powered from the main battery bank? Is the genset battery not charged now by the inverters/alternator setup? Bill 84 FC 35 SB "$quanderlodge" Terrace, B.C. Canada ----- Original Message ---- From: Gregory OConnor To: WanderlodgeForum@yahoogroups.com Sent: Tuesday, January 9, 2007 7:28:41 AM Subject: [WanderlodgeForum] Re: re-inverters Terry, thank you for the info. I cant down load the specs but I guess it is somehow protectes the genset start battery from becomming one of the coach inverter bank batteries. The inverter also powers the battery charge? this looks like the way to go. You would think the genset would have a winding output of 14 volts just for the start battery function? As it turned out with a bench test at a local starter alt rebuilder my Genset Kubota starter was drawing way more amps than spec and I had it rebuilt for $135.00 (Riverside Alt 951-354-2373) . I ran the 8 12V deep cycle back to Campingworld and they were clueless as to how to test them. they offered to just replace all 8 with a prorate. I paid a battery shop to do the Hydro test and 3 units were found to have issue with one battery grounded short. CW replaced the 3 for me. I was alarmed that CW employees could not believe that there is a Motorhome with 8 batteries in a bank. I used CW for the origional purchase because I knew little about inverters and just assumed they were up on that. GregoryO'Connor 94ptRomolandCa- -- In WanderlodgeForum@ yahoogroups. com, Terry Neal > > Morning Greg. I'm installing one of these Xantex auxiliary chargers in > my coach just to keep the gen battery up to full charge. I use an > Optima Blue top for the gen set too. I will pull the charger input off > of my house battery bank so the gen battery will always be charged > either from my engine alternator, the Heart Inverter or my IOTA > chargers. They are on eBay for $50-60. > > Link is at http://www.xantrex. com/web/id/ 103/p/docs/ pt/20/product. asp > > Terry Neal > Bozeman, MT > 82PT40 > 74FC34 > > > > Gregory OConnor wrote: > > > What type of service do members get from their battery banks while > > dry camping. The Southwest BB are headed to the desert and I am > > trying to make sure my inverter and genset are in shape. > > > > today I unplugged my 94pt with 8 12volt battery bank and a 2800 heart > > inverter. I ran the inverter with a 32"LCD TV, direct tv > > descrambler, dash radio sound system, 3 floresent patio lights, 2 > > interior floresent lights, The inverter shut down after 5.25 hours > > and the batteries would not start the genset. I had lights but not > > as bright. On one other test I ran the TV/components without lights > > for a total of 6.5 hours and shut it down ( I didnot want to run > > inverter when I was not at home). > > > > When I tried to start the genset from a remote switch with the > > depleted batteries, the starter turned slow and releasing the > > momentary start button would not stop it from cranking. I was forced > > to use the DD start bank via the aux switch to release the starter. > > > > My 94 does not have a Genset battery and I guess it uses the Coach > > bank to start. I think my starter is compramised due to low volt > > start attempts and I pulled it off to send out to a rebuilder. I plan > > on installing a 12v marine battery close to the gen set and hang a > > pepboys 10/6/2 amp automatic charger to it. what do you think? > > GregoryO'Connor > > 94ptRomolandCA > > > > --- In WanderlodgeForum@ yahoogroups. com > > > > > > > > > > Thought I would throw in my 2cents worth.... We have a totally > > > electric coach. The former owner of our 85pt36 removed all of the > > > propane stuff and added a battery bank in it's place.. 4 large > > truck > > > batterys wired for 24 volts dc. He then installed 3 2500 heart > > > inverters in the passeger side compartment, with the matching link > > 2000 > > > controls in the coach. 1 for each leg of the 220 system, and the > > 3rd > > > for a charger. We can switch them around by changing the plugs > > anyway > > > we need to,such as in the case one should quit working. On the back > > > side of the engine, he installed a 24vdc alternator. As I probably > > > can't explain all of the tech stuff, I can tell you that this > > > arangement really does work.. We can run both roof airs going down > > the > > > road WITHOUT the generator INDEFINATELY. We have a small 4.0 diesel > > > generator that has 14 hours recorded on it. I start it up now and > > then > > > to make sure it will run when we are dry camping and the battery > > banks > > > need a charge. I realize that this would be a costly undertaking to > > do > > > this kind of conversion, but well worth it. I hate to run that damn > > > genny. Rob Sargent. 85pt36 > > > > > > > > > > > > __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com [Non-text portions of this message have been removed] |
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01-09-2007, 04:51
Post: #9
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re-inverters
Terry - All you hafta do is wire the dedicated genset cranking
battery in parallel with the rest of the batteries and then mount a battery isolator between the genset battery and the coach batteries. This will charge the genset battery along with the coach batteries, but will keep the genset battery from discharging along with the coach batteries. You can use a regular 3 terminal isolator, except you only use the center terminal and one end terminal. A garden-variety isolator will work, but you will get a better charge by using a Schotky isolator like they use in ambulances. Costs more but ya get what ya pay for. Pay attention to the wiring instructions. Hook it up backwards and you will only discharge the genset battery and never charge it ![]() As an alternative, you could use a combiner relay where the isolator would have gone. This relay connects the genset battery to the alternator and coach batteries only while the engine is running. The only problem with this method is if you get into a discharge situation (alternator or regulator fails) while on the road, then you will discharge both coach and genset batteries which is what you are trying to avoid. Bob Griesel '84 FC31 WLII WA --- In WanderlodgeForum@yahoogroups.com, Wilhelmus Schreurs > > Terry, I don't understand what you are trying to do. > Do I have it right, you are going to put a charger on the genset battery, which is going to be powered from the main battery bank? Is the genset battery not charged now by the inverters/alternator setup? > > Bill 84 FC 35 SB "$quanderlodge" > Terrace, B.C. Canada > > > > > ----- Original Message ---- > From: Gregory OConnor > To: WanderlodgeForum@yahoogroups.com > Sent: Tuesday, January 9, 2007 7:28:41 AM > Subject: [WanderlodgeForum] Re: re-inverters > > Terry, thank you for the info. I cant down load the specs but I guess > it is somehow protectes the genset start battery from becomming one > of the coach inverter bank batteries. The inverter also powers the > battery charge? this looks like the way to go. You would think the > genset would have a winding output of 14 volts just for the start > battery function? > > As it turned out with a bench test at a local starter alt rebuilder > my Genset Kubota starter was drawing way more amps than spec and I > had it rebuilt for $135.00 (Riverside Alt 951-354-2373) . I ran the 8 > 12V deep cycle back to Campingworld and they were clueless as to how > to test them. they offered to just replace all 8 with a prorate. I > paid a battery shop to do the Hydro test and 3 units were found to > have issue with one battery grounded short. CW replaced the 3 for me. > I was alarmed that CW employees could not believe that there is a > Motorhome with 8 batteries in a bank. I used CW for the origional > purchase because I knew little about inverters and just assumed they > were up on that. > > GregoryO'Connor > 94ptRomolandCa- -- In WanderlodgeForum@ yahoogroups. com, Terry Neal > > > > > Morning Greg. I'm installing one of these Xantex auxiliary > chargers in > > my coach just to keep the gen battery up to full charge. I use an > > Optima Blue top for the gen set too. I will pull the charger input > off > > of my house battery bank so the gen battery will always be charged > > either from my engine alternator, the Heart Inverter or my IOTA > > chargers. They are on eBay for $50-60. > > > > Link is at > http://www.xantrex. com/web/id/ 103/p/docs/ pt/20/product. asp > > > > Terry Neal > > Bozeman, MT > > 82PT40 > > 74FC34 |
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01-09-2007, 05:12
Post: #10
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re-inverters
Bill,
I had to replace my original Rediline & battery chargers. I installed 2 IOTA chargers for my main battery bank (I have 2 "house" batteries) I am keeping the gen set charging outside the rest of the system. Then my gen set gets charged by the engine alternator, shore power (Chargers) or the generator itself. Still working on what type/size inverter to use in the coach and will probably add a solar panel to the coach too. Terry Neal Bozeman, MT 82PT40 74FC34 Wilhelmus Schreurs wrote: > Terry, I don't understand what you are trying to do. > Do I have it right, you are going to put a charger on the genset > battery, which is going to be powered from the main battery bank? Is > the genset battery not charged now by the inverters/alternator setup? > > Bill 84 FC 35 SB "$quanderlodge" > Terrace, B.C. Canada > > ----- Original Message ---- > From: Gregory OConnor > To: WanderlodgeForum@yahoogroups.com > > Sent: Tuesday, January 9, 2007 7:28:41 AM > Subject: [WanderlodgeForum] Re: re-inverters > > Terry, thank you for the info. I cant down load the specs but I guess > it is somehow protectes the genset start battery from becomming one > of the coach inverter bank batteries. The inverter also powers the > battery charge? this looks like the way to go. You would think the > genset would have a winding output of 14 volts just for the start > battery function? > > As it turned out with a bench test at a local starter alt rebuilder > my Genset Kubota starter was drawing way more amps than spec and I > had it rebuilt for $135.00 (Riverside Alt 951-354-2373) . I ran the 8 > 12V deep cycle back to Campingworld and they were clueless as to how > to test them. they offered to just replace all 8 with a prorate. I > paid a battery shop to do the Hydro test and 3 units were found to > have issue with one battery grounded short. CW replaced the 3 for me. > I was alarmed that CW employees could not believe that there is a > Motorhome with 8 batteries in a bank. I used CW for the origional > purchase because I knew little about inverters and just assumed they > were up on that. > > GregoryO'Connor > 94ptRomolandCa- -- In WanderlodgeForum@ yahoogroups. com, Terry Neal > > > > > Morning Greg. I'm installing one of these Xantex auxiliary > chargers in > > my coach just to keep the gen battery up to full charge. I use an > > Optima Blue top for the gen set too. I will pull the charger input > off > > of my house battery bank so the gen battery will always be charged > > either from my engine alternator, the Heart Inverter or my IOTA > > chargers. They are on eBay for $50-60. > > > > Link is at > http://www.xantrex. com/web/id/ 103/p/docs/ pt/20/product. asp > > > > Terry Neal > > Bozeman, MT > > 82PT40 > > 74FC34 > > > > > > > > Gregory OConnor wrote: > > > > > What type of service do members get from their battery banks while > > > dry camping. The Southwest BB are headed to the desert and I am > > > trying to make sure my inverter and genset are in shape. > > > > > > today I unplugged my 94pt with 8 12volt battery bank and a 2800 > heart > > > inverter. I ran the inverter with a 32"LCD TV, direct tv > > > descrambler, dash radio sound system, 3 floresent patio lights, 2 > > > interior floresent lights, The inverter shut down after 5.25 hours > > > and the batteries would not start the genset. I had lights but not > > > as bright. On one other test I ran the TV/components without > lights > > > for a total of 6.5 hours and shut it down ( I didnot want to run > > > inverter when I was not at home). > > > > > > When I tried to start the genset from a remote switch with the > > > depleted batteries, the starter turned slow and releasing the > > > momentary start button would not stop it from cranking. I was > forced > > > to use the DD start bank via the aux switch to release the > starter. > > > > > > My 94 does not have a Genset battery and I guess it uses the Coach > > > bank to start. I think my starter is compramised due to low volt > > > start attempts and I pulled it off to send out to a rebuilder. I > plan > > > on installing a 12v marine battery close to the gen set and hang a > > > pepboys 10/6/2 amp automatic charger to it. what do you think? > > > GregoryO'Connor > > > 94ptRomolandCA > > > > > > --- In WanderlodgeForum@ yahoogroups. com > > > > > > > > > > > > > > Thought I would throw in my 2cents worth.... We have a totally > > > > electric coach. The former owner of our 85pt36 removed all of > the > > > > propane stuff and added a battery bank in it's place.. 4 large > > > truck > > > > batterys wired for 24 volts dc. He then installed 3 2500 heart > > > > inverters in the passeger side compartment, with the matching > link > > > 2000 > > > > controls in the coach. 1 for each leg of the 220 system, and the > > > 3rd > > > > for a charger. We can switch them around by changing the plugs > > > anyway > > > > we need to,such as in the case one should quit working. On the > back > > > > side of the engine, he installed a 24vdc alternator. As I > probably > > > > can't explain all of the tech stuff, I can tell you that this > > > > arangement really does work.. We can run both roof airs going > down > > > the > > > > road WITHOUT the generator INDEFINATELY. We have a small 4.0 > diesel > > > > generator that has 14 hours recorded on it. I start it up now > and > > > then > > > > to make sure it will run when we are dry camping and the battery > > > banks > > > > need a charge. I realize that this would be a costly > undertaking to > > > do > > > > this kind of conversion, but well worth it. I hate to run that > damn > > > > genny. Rob Sargent. 85pt36 > > > > > > > > > > > > > > > > > > > > __________________________________________________ > Do You Yahoo!? > Tired of spam? Yahoo! Mail has the best spam protection around > http://mail.yahoo.com <http://mail.yahoo.com> > > [Non-text portions of this message have been removed] > > |
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