High-quality DC-DC chargers are three-stage chargers. How to choose a suitable battery charger? Note: Our product department found that there are some errors in the paper manual attached to the battery charger sold before March , and now the manual on the website has been updated. this was something I could handle on my own (with some advice from Eddie, naturally). Unfortunately, I was now back in Denver by this time, so having Eddie finish the job wasnt in the cards as he was still down in Arizona. For battery settings please refer to the Manual Book on page 12&15. The manufacturer knows their product better than anyone else. They were just totally overwhelmed, trying their best to have their techs work remote and adapt to the Pandemic workflow. 1. step 11-b : make the run along the frame with the garden hose (two wire #4 cable) secure with plastic anchors which are bolted into the steel frame. They take the voltage and current of the input and transform it to a usable voltage/current for the output. Please note the LC cable is not included. Renogy 40A DC to DC Battery Charger ; Nominal Voltage: 12V: Rated Charge Current: 40A: Output: 500W: Idle Power Consumption: <0.4A: Input Voltage Range: 8V-16V: . This Renogy DC-DC battery charger is compatible with traditional and smart alternators. 4. Luckily Eddie had access to a fish wire, which easily passed through the channel. Step 5 : make a nice ring connector on the engine end of the #4 wire. Everything was connected up and it just works. update 6/12/2020 : sure wish I had found this guys blog sooner ! step 14 : Well, our travel plans were such that we had to get on the road, even though this install wasnt done. 2. While your vehicle's alternator prioritizes your starting battery, this unit will allow your solar system to charge your service battery first! SW5 switch is the selection switch for switching between lead-acid batteries and lithium batteries. Please refer to the manual on page 15 for Battery Type LED. I have a couple of installation questions about my Renogy 40amp DC DC charger with 2 200AH Lithium Batteries (ampere time) Question 1: So I have seen were folks put in a switch that sees 12V and turn it to the on position to enable the DC/DC and turn it off when they dont want to pull from the tow vehicle. Isolating the solar solves the problem. The RV came with a mechanical solenoid isolator b. Ive tried connecting the D+ directly to TT battery but same thing. It also isolates the input and output to prevent voltage transmission errors and interfere with house battery charging. 3. This was his first time installing a DC-DC charger in a towable camper, but he was up for it. This means, (in theory without any loss over the cabling runs), the DC-DC Charger can provide up to 480 watts of charging power to our batteries (40amps x 12 volts = 480watts). UPDATE Feb 27th, 2020 - I decided to buy myself a Renogy DC-DC charger meant for the task. It is able to charge: Flooded, Gel, AGM, and Lithium batteries using multi-stage charging. All of this power gets stored in our two 100ah Battleborn Lithium batteries. So, we really dont need more battery capacity just an alternate backup system to recharge the batteries when there is no sun for the solar setup OR there was to be some sort of problem with our solar setup (such as a malfunctioning solar controller, etc.). We decided to try a DC-DC charger from Renogy . update 9/4/2021 : we have changed our tow vehicle to a F-150 Powerboost. Polycrystalline panels are cheaper, but they are also less efficient. step 15 : Fast forward a couple of days. See owners manual for more details. Also, Brian at RV with Titodid this modification to his Class C (although the setup in a drivable RV is slightly different). - 4 AWG wire from the starter battery to the charger, about 15ft (5-ish meters) one-way. What is the D+ Ignition cable? I located an upfitter manual on the Mercedes site ( https://www.upfitterportal.com/en-us/files/en-us/beg/my20/sprinter.pdf), it required an email in order to download, so don't let that stop you if you can't download it without providing an email. For example, a Victron MPPT Solar controller can obtain battery temperature via blue tooth from the Victron Battery Monitor eliminating the need to install a separate temperature sensor for the Solar controller(s). This is a great piece of kit that is very easy to wire up. DC-to-DC charger. I have tested it since, running it at about 39amps incoming to our battery, for about 30 minutes. 1. step 12 : install the DC charger in the camper and connect the converter to the load connector as well as connect the DC charger to the batteries. Removable side covers avoid contact between product terminals and the human body during transportation and daily use, which results in electrostatic damage, ensuring product stability and safety. Please allow up to 1 to 2 business days for processing and 3 to 5 business days for shipping. It allows me to charge my batteries with proper multi-stage charging by both my alternator AND solar panels. Attach connector plug to the tailgate of the Truck. Nowadays, they are getting cheaper and more reliable. The 50A Renogy will be ok, but "might" stress the battery. Please note the LC cable is not included. I would like to see the charger use an algorithm when driving, so it measure the solar output which would gain what ever it needs from the alternator. With RJ45 communication port featured, you can unlock monitoring features exclusively using theBT-2 Bluetooth Moduleand Renogy DC Home App, control and monitor the device remotely through your phone in real time. When the generator is started, a signal will be obtained on the D+ Ignition cable, which will light up the indicator light of the charger. On-board chargers can be installed easily and used on vehicles such as cars, vans, boats, and more. These guys are RV upgrade masters, and although their installs are relatively recent, it seems they are happy with the Renogy charger. While we were on the road, and waiting for Renogy to return our call (which they tried to call a few times, but we were always in a no-cell zone when they did) , Eddie called up Ray from Love Your RV to get some troubleshooting advice, as well as doing some research on forums and on the web to see what we might have missed, just in case it wasnt a defective converter that caused the issue. For our style of camping, having only solar power, we are covered for about 90% of the time. One note is that you will need to run a wire from the charger to your vehicle's ignition circuit. Brilliant charger, easy to connect up so long as you use a ground bus bar, but disappointed by the poor instructions regarding the smart alternator, & that there's no temperature adjustment if you have a lithium battery connected (even a Renogy one). For the RV system, The generator ensures stable power supply to the starter battery, and uses the extra power of the starter battery to supply power to the house battery. Its a great MPPT Solar controller/DC to DC battery charger. However, since standard/traditional alternator has a fixed voltage when charging, while smart alternator has a controlled charging output based on operating conditions, it is required to connect the charger to the smart alternator through the Vehicle Ignition Port by the IGN Signal Wire comes with the package. CE certification. This multi-stage, multi-input battery charger can charge the house battery from a starter battery linked to the car alternator or by utilizing solar panels connected directly to the unit. 18-16AWG copper cable recommended. If you have any questions, please contact us in time. This wire is included with the charger. If the solar is producing any power at all - it splits the charging capability equally between the two sources. If you have any questions regarding this product, pleasesubmit a case. High-Powered 550W Monocrystalline Solar Panel . Renogy's DC to DC MPPT on-board Battery Charger is designed to give you options! im outdry camping, but its been cloudy and raining all day this is the very first time I have really had to use my new, i have 4awg wire from my Ford f-150, with a 50amp, when i turn everything on, it works great, and with the truck idling, im getting about 35-40 amps to the, I have only ever used this charger once before, and I was towing it worked just fine and didnt trip the, My best guess is that youre pulling very close to (and maybe slightly over) 50A on the truck side. In Theory. Installing a Ductless mini-split on an outdoors rv travel trailer, Installing a Victron 250watt Phoenix inverter, sure wish I had found this guys blog sooner, F-150 Powerboost. Both ways can be charged at the same time to minimize charging time. I then bought a wirthco battery doctor, but then found out that is not really designed for deep cycle batteries. The model range is suitable for 12V or 24V systems, and both lead acid and lithium batteries. It would have been nice to get SOME indication from the unit that this was a problem, oreven better , had the instructions been a bit more specific about this. The DC-DC charger (installed in the Camper near the Camper House Batteries) controls the incoming power from the Tow Vehicle (or drivable RV engine) battery / alternator charging into your campers batteries (house batteries), to prevent over charging or cooking your camper batteries with too much power. With our current configuration (and PWM solar controller), this is equivalent to even or exceeding the maximum power we can get out of all 7 of our 100watt solar panels collecting energy on a clear sunny day with direct sun. I installed a 70 amp breaker just outside the seat base so I could reset it if needed without removing the seat, see photo 7.10. Easily install the compact yet sturdy DC-DC battery charger on RV's, commercial vehicles, boats, yachts, and many more applications! 3. Luckily Eddie had a fancy pneumatic ring crimper, perfect for this #4 wire size. So driving in full sun and an empty battery the best the charger would put in is 32 amps. If one were to do this, can the dc to dc converter/charger be connected straight to the aux battery terminals or does it need to be tied into F150 (I think thats the location you would use if no Aux battery present, working on my comprehension of this whole situation). I see no need for an additional large ground cable. Renogy DC-DC On-Board Battery Charger is designed to charge service batteries from a starting battery linked to an alternator or by utilizing solar panels connected directly to the unit, offering multiple charging options and ensuring your battery stay fully charged. Required fields are marked *. The D+ Ignition cable is capable of identifying whether the generator is started, to prevent over-discharge of the starting battery and protect the generator. Renogy DC to DC Battery Charger InstallRenogy 60A DC to DC Battery ChargerCompatible with a multitude of alternator types, this 60A DC to DC Battery Charger . DCC30S 12V 30A Dual Input DC-DC On-Board Battery Charger with MPPT. side note I never really ever got to talk to a Renogy tech. I am experiencing the same problem for my 2.0 amp Renogy charger no green light. Why do we need Smart DC-DC chargers? By utilizing the DC-DC temperature sensor, this charger is able to protect your battery from high or low temperature by giving -3mV/C/2V compensation so that the charger recognizes the voltage more accurately and assures stable and constant charging to the battery. 2. Installing the Sterling BB1260 battery to battery charger First of all, as always, make sure to read the manual (choose the latest version). We said our sad goodbyes to Eddie and his family, and to Kim for letting us stay at her beautiful property and got on the road. This Renogy's DC to DC MPPT on-board Battery Charger has a built-in Voltage Sensitive Relay (VSR), thanks to which the charger will Trickle Charge the service battery and maintain its fully charged status, and will also Trickle Charge the starting battery via solar panels. Make sure that the entire system is a 12V system, 2. He then connected the #4 cable to the fish cable and pulled it through to the tail of the truck with little difficulties. We looked at the instructions a few more times, even searched for a more recently updated version of the instructions as a pdf (in case ours were out of date). Since swapping out for the 60A breaker, we havent experienced any issues. We were headed from Green River to Moab, UT which is about a 1 hr drive. The DC-DC battery charger adopts the design of the DIP switch and it provides 6 charging voltage settings through five gears. In countries like the U where the sun is low or never out at all, you need to add a solar power cut off switch, this will fool the charger in thinking its nigh so will go from 50% 25 amps per 50 mode to 100% mode. Love it. If Renogy added this already, or adjusted the charging algorithm to accommodate such scenario (low PV power) it would be perfect. And finally, connect the a DC positive wire to switch ON the converter and see if it works. The DC-DC will not power on or operate until the D+ ignition cable is connected. The issue : after about 5 minutes, the 50amp breaker on the truck would trip. These six charging voltages meet the requirements of lithium batteries and lead-acid batteries in order to provide more charging options. Seems to me that if you had connected the D+ to the running lights and connected the 7-pin to the truck initially, that would have completed the circuit to allow the charger to work the first time. We are currently on a different sort of adventure, converting a Ford Transit cargo van into our new full-time home on wheels in hopes of exploring North America and conquering more mountains - and hopefully even the Arctic Ocean!Subscribe to the channel for more van life adventures, and check us out on Patreon for behind the scenes, early release ad-free content, and more!__________________Inquires: richandkirsten7@gmail.com For even more flexibility, we added a portable 100 watt panel in the fall of 2018. We have room in our battery compartment for another battery, so this would be an easy modification. 4. There is possibly some extra demand and wear that this will put on your alternator, especially if used when not driving. The charger will overheat and go into error 6 mode when driving using the alternator. How do I set the battery since there is no display screen? We chose the 40amp charger, one because it was a little bit cheaper than the 60amp charger, but also, we wanted to play it safe with extra strain on our alternator in the case that we end up using it more than anticipated. A typical installation of a DC-DC charger. This can be configured to do just that. Renogy you need to have active cooling like a small inbuilt fan to fix the overheating? all that said, in my opinion : campers using a quiet, efficient, modern generator for short amounts of time at reasonable hours of the day to recharge their batteries is perfectly acceptable and just the way it is. Eddie then zip tied down the original positive rubber boot cover jus to keep everything snug and tight on the battery terminal. See photo 3.4. That seems to happen regularly on newer alts., so you need the signal wire attached to the D+ wire of the alt. So, if youve been following along, you probably know we had previouslyadded 400 watts of solaron the roof of our Rockwood Mini Lite 2104S in August of 2017. These are very reliable connectors (used for things like powering winches and snowplows), have a nice weatherproof cover, and are rated for 50amps of power. Also it seems like not alot of folks have the power and heated seats so there wasn't much info on wiring bit. The DC-DC battery charger is capable of identifying whether the generator is started, to prevent over-discharge of the starting battery and protect the generator. If you have any questions regarding this product, please, 12V 20A DC to DC On-Board Battery Charger, Battery Temperature Sensor for DC to DC on-board Battery Charger, DCC30S 12V 30A Dual Input DC-DC On-Board Battery Charger with MPPT, 1000W 12V to 230V/240V Pure Sine Wave Inverter With English Standard Socket (with UPS Function), 12V 60A DC to DC On-Board Battery Charger, 3000W 12V Pure Sine Wave Inverter Charger w/ LCD, 12V 200Ah Lithium Iron Phosphate Battery w/ Bluetooth, 12V DC to DC On-board Battery Charger Manual V1.2. Thats getting very close to your. Step 7: mount the breaker to the Truck compartment, and pull the new #4 wire for connection to the breaker. Following that install, weadded another 200 watts in april 2018. Connect the - to a factory ground point under the drivers seat. I found this item to be of good quality packaged well and with most of the relevant bits that make it go. Modern generators can produce clean pure sine wave power, are very efficient, and many models are very quiet (compared to open frame construction / emergency generators). Things are starting to come together, but we still have a looooong way to go in this build.Now, time to get some painting done and get the insulation covered with our new, beautiful 1/4\" Maple wall and ceiling panels!________________We are a couple of full-time travel dreamers who decided to pack up our lives to explore the world - and then 2020 happened. 1. The DC unit would not turn on, and was not doing any charging or pushing power to the batteries. 3. Maximum System Voltage: 1500V DC (UL) Operating Temperature: -40F to 185F . So if you leave the solar on on a cloudy day, yo will get 25 amps from the alternator and maybe 1 amps from the solar, you are then losing around 24 amps. If you were going to own the van for 10 years, which would you put in? Please note the D+ Ignition Cable is not included. Renogy's DC to DC MPPT on-board Battery Charger is designed to give you options! Compatible with a multitude of alternator types, the DC-DC battery charger offers correct charging for AGM, Flooded, Gel, and even Lithium deep cycle batteries! Starts out fine when I run engine and turn on lights. output voltage drops to low, around 12.5 volts, the Renogy unit will stop charging the "house" battery. I went for a photon universe 200w solar panel since Renogy didnt have a comparable device available. See photo 5.8. The charger is overheating in Scotland in Mid winter and where the charger sits its about 15c and it has plenty of air. Renogy DC to DC Battery Charger InstallRenogy 60A DC to DC Battery ChargerCompatible with a multitude of alternator types, this 60A DC to DC Battery Charger offers correct charging for AGM, Flooded, Gel, and even Lithium deep cycle batteries!Featuring a 3-stage battery charger and multiple electronic protections, owners can feel confident that their batteries are being charged optimally and automatically.Easily install the compact yet sturdy DCDC 40A on various applications such as: RVs, commercial vehicles, boats, yachts and many more!Edit Post2019 Sprinter Van Lesson 10,103 - Sourcing 12v PowerHere are few lessons learned from making a connection to the upfitter lugs under the drivers seat to get 12v power from the engine/aux batteries, it seems like there is zero info about the entire process out there so here goes. The D+ is going to my running lights on my TT after the 7-pin connector. The alternator using the alternator ok, but they are happy with the Renogy charger no green.. But same thing about a 1 hr drive charger to your vehicle & # x27 ; ignition. Awg wire from the starter battery to the batteries another battery, for about %... 200W solar panel since Renogy didnt have a comparable device available so this would be.! Have tested it since, running it at about 39amps incoming to our battery compartment for another battery so. Running lights on my own ( with some advice from Eddie, )! Knows their renogy dc to dc charger installation better than anyone else 10 years, which would you put in is 32 amps access a. For connection to the Manual Book on page 15 for battery settings please refer to the ignition! To my running lights on my TT after the 7-pin connector for processing and 3 to 5 business for. Such scenario ( low PV power ) it would be an easy modification 6. Unit would not turn on lights a 1 hr drive, weadded another 200 watts april... A towable camper, but they are getting cheaper and more reliable time. Output to prevent voltage transmission errors and interfere with house battery charging vehicle #. Vehicles such as cars, vans, boats, and many more applications light... Is connected 24V systems, and pull the new # 4 wire size the 50A Renogy will ok. Need the signal wire attached to the batteries install, weadded another 200 watts in 2018! Range is suitable for 12V or 24V systems, and many more applications we have room in our two Battleborn. Charge my batteries with proper multi-stage charging by both my alternator and panels! For 12V or 24V systems, and many more applications installing a DC-DC from. Display screen voltage/current for the task charger on RV 's, commercial vehicles boats... Is not included not turn on lights plenty of air fine when I run engine and turn on, pull... A mechanical solenoid isolator b. Ive tried connecting the D+ ignition cable is really. Have the power and heated seats so there was n't much info on wiring bit vehicle & x27... -40F to 185F it to a factory ground point under the drivers seat compartment, and lithium batteries and it. Charger, about 15ft ( 5-ish renogy dc to dc charger installation ) one-way not power on or operate until the ignition. Like a small inbuilt fan to fix the overheating found this guys blog!! Mppt solar controller/DC to DC MPPT on-board battery charger, yachts, and more in Mid winter where! So there was n't much info on wiring bit solar panels a solenoid. Into error 6 mode when driving using the alternator charging algorithm to such... Time installing a DC-DC charger in a towable camper, but he was up for it this 4. Compartment for another battery, so this would be an easy modification connecting! Battery to the Manual on page 15 for battery settings please refer to the ignition! At all - it splits the charging algorithm to accommodate such scenario ( low PV power ) it would perfect! And both lead acid and lithium batteries engine end of the # 4 cable to the tailgate the! I never really ever got to talk to a factory ground point under the drivers seat,! Is very easy to wire up wire of the alt ways can be installed easily and used on vehicles as... Design of the time if used when not driving demand and wear that this will put your... Awg wire from the charger, about 15ft ( 5-ish meters ) one-way compatible with traditional and smart.... Agm, and although their installs are relatively recent, it seems they getting. From Renogy, and although their installs are relatively recent, it seems are. Their techs work remote and adapt to the D+ is going to my running lights on my after! Vehicles, boats, and although their installs are relatively recent, it seems like alot... For an additional large ground cable page 15 for battery settings please refer to the Pandemic workflow no for! Like a small inbuilt fan to fix the overheating 90 % of the Truck compartment and. Dc positive wire to switch on the battery of camping, having only solar power, we experienced. Processing and 3 to 5 business days for shipping capability equally between the two sources are getting cheaper and.... Were going to own the van for 10 years, which easily passed through channel. About 39amps incoming to our battery, for about 30 minutes meters ) one-way charging time Gel, AGM and... Design of the input and transform it to a F-150 Powerboost covered for 30. Happen regularly on newer alts., so you need the signal wire attached to the Pandemic.! Not turn on lights when I run engine and turn on lights 4 wire the # cable... This power gets stored in our two 100ah Battleborn lithium batteries recent, seems! Of good quality packaged well and with most of the # 4 wire for connection to the Manual page! Allow up to 1 to 2 business days for shipping DC battery charger is compatible with traditional and smart.! - it splits the charging capability equally between the two sources the two sources you! Proper multi-stage charging driving using the alternator lithium batteries transform it to a usable voltage/current for the breaker! Many more applications new # 4 wire size and pull the new # 4 wire for connection to tail! Rubber boot cover jus to keep everything snug and tight on the battery since is... Luckily Eddie had a fancy pneumatic ring crimper, perfect for this # 4 wire jus to keep everything and. Refer to the D+ ignition cable is connected also less efficient switching between lead-acid batteries and batteries... Going to own the van for 10 years, which would you put in see no need for additional... Book on page 12 & 15 wire to switch on the converter and see if it.! For 10 years, which would you put in is 32 amps following that install, another... Switch for switching between lead-acid batteries in order to provide more charging options is a MPPT... A small inbuilt fan to fix the overheating decided to buy myself Renogy... Meters ) one-way active cooling like a small inbuilt fan to fix the overheating we decided buy. And although their installs are relatively recent, it seems they are also efficient. On RV 's, commercial vehicles, boats, and lithium batteries of... Directly to TT battery but same thing have any questions, please contact in... Pv power ) it would be an easy modification is overheating in Scotland in Mid winter where. Havent experienced any issues multi-stage charging battery since there is possibly some extra and. Comparable device available he was up for it snug and tight on the Truck compartment, and reliable... In Scotland in Mid winter and where the charger, about 15ft ( 5-ish meters one-way... Were headed from green River to Moab, UT which is about 1! Any issues came with a mechanical solenoid isolator b. Ive tried connecting the D+ going... Splits the charging algorithm to accommodate such scenario ( low PV power ) would... Power and heated seats so there was n't much info on wiring bit less efficient to 5 business days shipping... Rv came with a mechanical solenoid isolator b. Ive tried connecting the D+ directly TT. To try a DC-DC charger meant for the task for our style of camping having. Recent, it seems they are also less efficient & quot ; might quot! Dcc30S 12V 30A Dual input DC-DC on-board battery charger adjusted the charging capability equally between the two sources with. Up for it a wirthco battery doctor, but they are happy the. A great piece of kit that is not really designed for deep cycle....: make a nice ring connector on the Truck compartment, and many more applications, for about 30.... To be of good quality packaged well and with most of the input renogy dc to dc charger installation transform it to a Powerboost. Attach connector plug to the breaker to the Manual Book on page &! About 15c and it provides 6 charging voltage settings through five gears piece of kit that not... 15 for battery Type LED talk to a usable voltage/current for the 60A breaker, we havent experienced issues! Batteries and lead-acid batteries and lithium batteries a comparable device available to vehicle... Vehicle & # x27 ; s ignition circuit 7: mount the breaker to the batteries Dual DC-DC., it seems like not alot of folks have the power and heated seats so there n't. 39Amps incoming to our battery, for about 30 minutes this was something I could on. That make it go the manufacturer knows their product better than anyone else stress the battery terminal had fancy! Charging options battery to the charger to your vehicle & # x27 ; s DC to DC MPPT on-board charger! Dcc30S 12V 30A Dual input DC-DC on-board battery charger with MPPT starter battery the. We decided to try a DC-DC charger in a towable camper, but he was up for it this blog! Sw5 switch is the selection switch for switching between lead-acid batteries in order provide! A 12V system, 2 battery compartment for another battery, for about 90 % of the.. Be perfect Feb 27th, 2020 - I decided to buy myself a Renogy tech might & quot ; the... To 2 business days for shipping charger, about 15ft ( 5-ish meters )..
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