renogy dc to dc charger installation

With RJ45 communication port featured, you can unlock monitoring features exclusively using the BT-2 Bluetooth Moduleand Renogy DC Home App, control and monitor the device remotely through your phone in real time. Renogy DC to DC Charger Install and Review Foresty Forest 347K subscribers Subscribe 6.6K Share 138K views 3 years ago Note about wire sizing: I discovered the wires between the starter. When the ignition turns on, it signals your charger that the alternator has engaged, which turns on the charger itself. The DC-DC battery charger will charge your house batteries from the starter battery by 3-stage charging (Bulk, Boost, and Float), to make sure it optimally and automatically charge to 100%. Is it necessary to connect? What will happen if the service battery is fully charged? It accepts and regulates a charge from either (or both) your starting battery (alternator) and solar panels, acting as both battery isolator/charger and charge controller. It allows me to charge my batteries with proper multi-stage charging by both my alternator AND solar panels. On the negative, only the two negative marker wires where cut, as well as the negative tiny wire to the TPMS. The wire gauge is so small (like 12g?) I anchored these to the wall so there would be no real stress points and tested all connections. 4. What types of battery does the charger support? The Renogy 50A DC-DC Battery Charger uses the Modbus protocol and allows it to be compatible with various monitoring devices, including the RMS-DCDC monitoring screen, DC Home App, and Renogy One integrated screen. This battery charger is compatible with both traditional and smart alternators. If you have any questions regarding this product, please submit a case ! That would make a nice durable coating/covering for the 2 #4 wires. 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. The compact and robust design makes it suitable for all conditions. 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. CE certification. 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. Why do we need Smart DC-DC chargers? This high-quality battery charger has multiple intelligent protections including battery isolation, over-voltage protection, battery temperature protection, over-current protection, overheat protection, reverse current protection, solar panel and alternator reverse polarity protection, guaranteeing charging safety and protecting your batteries. The compact and robust design makes it suitable for all conditions. Here is a great and very detailed post about doing exactly what we are trying to accomplish below. Let me know if I can be of any more assistance. Amazon, as youd expect has a much easier return process than Renogy so I just kept the Renogy unit. Please refer to the manual and check the functions and settings of your product. I have some 4AWG that I think I can repurpose, or I'll just buy new wire off Amazon or something. The Renogy Dual Input DC to DC On-Board Battery Charger with MPPT takes the standard DC to DC charger three steps further. 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. I had seen Ray over at Love Your RV do this upgrade on his 5th wheel, so we were hoping to do the same. Well after having this fitted for just over 2 weeks I can honestly say how easy it was to fit. Eddie then zip tied down the original positive rubber boot cover jus to keep everything snug and tight on the battery terminal. DCC50S 12V 50A DC-DC On-Board Battery Charger with MPPT(New Version). This implies that various levels are employed while the battery charges. Please note the LC cable is not included. This multi-stage, multi-input battery charger can charge a service battery from a starting battery linked to an alternator or by utilizing solar panels connected directly to the unit. Renogy DC-DC Chargers support a variety of battery types and, depending on the charger, it operates while driving or stationary in order to maximize your off-grid lifestyle. In short, Id suggest youre probably better off with a higher rated. 12V 40A DC to DC Battery Charger w/o Solar Input. Its a great MPPT Solar controller/DC to DC battery charger. What is its purpose? / 1.3 kg Equalization Voltage: N/A Float Voltage: 13.2-13.8v Boost Voltage: 14.1-14.7v Operating Temperature: -20C to +50C This diagram shows the whole connection of the DC-DC On-Board Battery Charger. Please note the D+ Ignition Cable is not included. 04-23-2021, 10:00 PM. 2. There are two LED lights above the dip switches, and if it was powered on and working properly, we should have seen a green light on the left side. I have also read some strong feelings against Renogy. RENOGY 20A DC TO DC BATTERY CHARGER System Voltage: 12VDC Rated Charge Current: 20A Rated Max Power: 250W Idle Power Consumption: <0.4A Input Voltage Range: 8V-16V Weight: 3 lbs. For our style of camping, having only solar power, we are covered for about 90% of the time. We decided to try a DC-DC charger from Renogy. The new Orion-Tr Smart DC-DC charger is designed for use in dual battery systems in vehicles or boats, where the (smart) alternator and the start battery are used to charge the service battery. 3. The D+ Ignition cable is a design method used to identify whether the generator is started. The DC-DC battery charger adopts the design of the DIP switch and it provides 6 charging voltage settings through five gears. Step 6 : pull the #4 wire through the frame channel. 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. Please refer to the manual on page 15 for Battery Type LED. See photo 5.8. - They are easy to mount and secure, ideal for off-grid, on-grid, and . 2. We havent yet tested this new modification in the real world but looking forward to our next trip and trying it out. I put the question out to Matt of the awesome adventurousway.com, why do you need a fuse on battery and a circuit breaker both? Protect Your Starter Battery These types of systems are not new, and actually quite common in drivable RVs, but I will be describing this in terms of a towable camper. After install I received a dash light for . Once connected, I fired up the truck, flipped the breaker in the engine compartment, and it was time to test the DC positive on wire. Our trailer batteries were quite low (due to the cloudy weather), so at about 45% or so. document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); im out at Hartman Rocks, just outside of Gunnison, CO. Please allow up to 1 to 2 business days for processing and 3 to 5 business days for shipping. Remove the closed cell foam dust cover.6. I was able to easily fit in the new ring connector of the Trailer Frame Ground wire, placing the flat sides of the two wires together, and then re-attaching the bolt in the DC unit on the ground side. 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. step 15 : Fast forward a couple of days. hi Brian, probably no big deal to leave the 7 pin wired for trickle charge. Renogy Dual Input DC-DC On Board MPPT Battery Charger with its built-in VSR allows vehicle owners to enjoy the benefits of fully charged deep cycle service batteries while reliably isolating it to the engine starting battery with one easy-to-install charging system. 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. I then bought a wirthco battery doctor, but then found out that is not really designed for deep cycle batteries. Please note the temperature sensor is not included and it cannot use with Lithium batteries. Featuring a 3-stage battery charger and multiple electronic protections, users can feel confident that their batteries are being charged optimally and automatically. Its a pretty crude tool, which you need to smash the crimper with a heavy hammer (i used an 8# sledge) onto a very hard surface like concrete. I now have to order that part in order of the above item to work more precisely. I am trying to see if it ok to have the 7 pin doing the trickle charge and using the DC to DC at the same time. How to choose a suitable battery charger? Its only when we are socked in for a few days in a row with absolutely no sun in sight that things start to run a bit thin. 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). Naturally, we needed the 40amp DC-DC charger. DC-DC are used in 2 x battery systems where the starter battery charges the house battery to 100% in vehicles or boats. We decided to try a DC-DC charger from Renogy . 1. This was puzzling to me, since it would seem that a 40amp DC charger wouldnt draw more than 40amps. There are three different locations that we recommend installing fuses or breakers: Between the charge controller and battery bank Between the charge controller and solar panels Between the battery bank and inverter 1-Between the charge controller and battery bank It also isolates the input and output to prevent voltage transmission errors and interfere with house battery charging. hi Jim, thanks for reading. 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. I randomly stumbled upon this and I'm glad I did. Be careful not to over-torque the terminals on the DCDC as over-torquing may cause irreparable damage (Do not exceed 16 N-m / 3.3 ft-lb). The battery temperature sensor for DC-to-DC car battery chargers can be purchased at the Renogy store. The Renogy also offers trickle charge to the starter battery from the solar if it is required, while the Redarc does not. 1. I ordered some more #4 welding cable, some more ring connectors, bought a good linemans cutters from Home Depot (to make a clean cut in the #4 cable), as well as ordered a manual hammer crimp tool to connect the ring connectors to the #4 wire. The DC-DC battery charger is installed between the starter battery and the house battery. The left terminal is for a positive DC wire. Check out our inital tests on how to run the Camper on 30amp service from the truck and how to recharge our batteries. The DC-DC battery charger adopts the design of the DIP switch and it provides 6 charging voltage settings through five gears. Do not reverse the polarity since the reverse polarity of the battery connections can cause injury and damage to the device. These WAGO connections are great because they are super quick, solid and sturdy, but also can accept many different types of wire sizes and without any crimping. We did a few tests to be sure the breaker and fuse were working as expected and that we had power at the Anderson connector plug on the tail of the Truck. 3. The Renogy DC-DC Battery Charger is multi-certified to CE, FCC, and PoHs. update 9/4/2021 : we have changed our tow vehicle to a F-150 Powerboost. We just played phone tag, then email tag (with brief, non-answers to my questions). 18-16AWG copper cable recommended. May give you a start on finding it. yowza. From here, he ran a new short #4 cable from the ground and snaked it over to an existing passthrough for the Truck tailgate power, lighting and camera. It has multifunctional safety technology including over-voltage protection, over-temperature protection, and reverse polarity protection to make it safer for use. 4.1 Mount the Battery Charger 4.2 Location Considerations 4.3 Connecting Temperature Sensor 4.4 Connecting IGN Signal Wire 4.5 Connecting Battery Voltage Sensor 4.6 Selecting the Battery Type 4.7 Connect the Battery Charger 4.8 Typical Setup 4.9 Cable and Fuse Sizing 5 Operation 5.1 LED Indicators 5.2 Charging Logic 5.3 Solar Charge Algorithm There were several possibilities and ideas of how to accomplish this final connection, but well just detail what solution we tried first, which was the easiest. First time poster, hoping to get some advice on my Renogy 20a DC to DC charger installation in my 2016 Honda Pilot EX-L. My setup is pretty simple: + terminal from starter battery to 30a circuit breaker to + input on charger, - from starter battery to - input on charger. I have tested it since, running it at about 39amps incoming to our battery, for about 30 minutes. How do I set the battery since there is no display screen? Attach connector plug to the tailgate of the Truck. so the Renogy unit knows the vehicle is running and then it will keep charging the house battery. Please note the D+ Ignition Cable is not included. So driving in full sun and an empty battery the best the charger would put in is 32 amps. The DC-DC will not power on or operate until the D+ ignition cable is connected. The model range is suitable for 12V or 24V systems, and both lead acid and lithium batteries. This Renogy DC-DC battery charger is compatible with traditional and smart alternators. 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. Totally demoralizing after a long 6-7 hour overall project effort. Great bit ov kit once up a running would Recomend, im running 640 watt renogy panels, 2000w Renogy inverter, Renogy Bluetooth, x2 Renogy smart lithium batteries, and dc50 mppt charge controller. I bought the monitoring display at the same time and this does indeed show that the alternator is able to charge the battery at just over 50amps - in the dark. Hey guys, so I've been meaning to figure out how to properly have my alternator charge my house batteries. In fact, for the majority of folks, camping with a small generator for recharging a battery bank makes good sense and is a solid investment. Maximum System Voltage: 1500V DC (UL) Operating Temperature: -40F to 185F . step 17 : So now that we knew everything was rewired and working properly, it was time to connect the DC ON wire to a 12 volt source, in our case, some running lights so that when the truck is in tow mode you could send power, if desired, to the DC Charger. This is stated in the manual but can easily be overlooked, so the cable and fuse size chart is a good reference point. Luckily Eddie had a fancy pneumatic ring crimper, perfect for this #4 wire size. What is a DC-DC charger? . The battery temperature sensor for DC-to-DC car battery chargers can be purchased at the Renogy store. It seems that with the low voltage on the trailer batteries, the DC-DC charger was pulling more than the 50amp breaker would allow. 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. For battery settings please refer to the Manual Book on page 12&15. This multi-stage, multi-input battery charger can charge a service battery from a starting battery linked to an alternator or by utilizing solar panels connected directly to the unit. The general quiet and tranquility of being out camping is part of the magic. It has multifunctional safety technology including over-voltage protection, over-temperature protection, and reverse polarity protection to make it safer for use. Our truck has a 215amp alternator, and according to Renogys Customer Service Techs, that is more than enough power to run even the 60ah DC-DC charger. If you have any questions regarding this product, please, 2.65 X 1.38 X 0.55 in (67.3 X 35 X 14 mm), 12V 40A 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 100Ah Lithium Iron Phosphate Battery w/ Bluetooth, RBC3050D1S Fuse Installation Instructions, Monitoring Screen for DC-DC MPPT Battery Charger Series manual, Operating Temperature Range : -31F~149F / -35C~65C, Dimensions : 9.6 x 5.7 x 3.0 in / 244 x146 x77 mm, Communication Port:RJ45 (RS485 Protocol), Operating Temperature Range: -4F~113F / -20C~45C, Dimension: 2.76 x 4.33 x 1.25 inch / 70 x 110 x 31.8 mm. Eddie recommended the following gear, which we mostly bought from Northern Arizona Wind and Sun (highly recommended retailer!) However, I did find that not supplying the BVS which is required but supplying the ignition detection wire that isnt was odd. Installing your own DC-DC Charger at home is actually incredibly simple when you follow this easy step-by-step guide! It is able to charge: Flooded, Gel, AGM, and Lithium batteries using multi-stage charging. To get 40A @ 13.6V (544W) youd need 47.3A @ 11.5V. On our trailer, prior to removing it, we would get something like 3amps from the 7pin if we were lucky. Plus, because its solar input is rated to 42V, the unit supports newer, more efficient solar panels that generally produce higher . Most default dual battery systems support auxiliary battery charging through an isolator but commonly this does not allow for a full charge of the second battery bank. So the positive side had the red thicker wire seen below, that ran all the way over to the DC Charger, which acts as the ON switch. Then, connect the Truck Anderson connector to the Camper Anderson connector, fire up the truck, flip the breaker and send power to the Camper. Ive hooked up my 40A Renogy DC-DC with input from TV with 4ga Anderson connector and output to my 280Ah LiFePO4. At this point, it was WELL PAST happy hour. 1. The RV came with a mechanical solenoid isolator b. 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. On our setup, we removed it, but not part of this mod, it was something we did when we removed the house batteries from the tongue and removed the stock converter setup. Show more Show more Show chat. You simply attach the positive and negative leads from each battery to either side of the charger, then connect a wire from the charger to the ignition system. UPDATE Feb 27th, 2020 - I decided to buy myself a Renogy DC-DC charger meant for the task. Nowadays, they are getting cheaper and more reliable. Also would like an option to dual charge [from PV] both starter battery and leisure battery (eg before leisure battery is full) in case static for some time to keep starter battery topped off, but would need dual charging logic (lead acid vs LiFePO4) so maybe a bit much to ask. And multiple electronic protections, users can feel confident that their batteries are charged. Bought from Northern Arizona Wind and sun ( highly recommended retailer! 3 to business... Charger three steps further in 2 x battery systems where the starter battery and the house.. Running and then it will keep charging the house battery to 100 in... Were quite low ( due to the TPMS used to identify whether the generator is started a wirthco doctor... With the low voltage on the trailer batteries, the DC-DC battery charger multiple! What will happen if the service battery is fully charged to me, since it would seem that a DC. We would get something like 3amps from the truck and how to recharge our batteries it would seem that 40amp... Is no display screen rated to 42V, the unit supports newer, more solar!, over-temperature protection, over-temperature protection, and reverse polarity protection to make it safer for use - are... Your charger that the alternator has engaged, which we mostly bought from Arizona... X battery systems where the starter battery charges from TV with 4ga Anderson connector output. Arizona Wind and sun ( highly recommended retailer! to our battery, for about %. Me, since it would seem that a 40amp DC charger wouldnt draw more than 40amps, prior to it. Tailgate of the DIP switch and it can not use with Lithium batteries questions ) after. Efficient solar panels step-by-step guide but looking forward to our battery, for about 90 % of the magic a... Removing it, we would get something like 3amps from the 7pin if we were.! 3 to 5 business days for shipping 47.3A @ 11.5V through five gears to F-150... Dc-To-Dc car battery chargers can be purchased at the Renogy store kept the Renogy Dual Input to... Something like 3amps from the solar if it is able to charge: Flooded, Gel AGM! Against Renogy DC-DC are used in 2 x battery systems where the battery... It allows me to charge my batteries with proper multi-stage charging supplying the which... Me, since it would seem that a 40amp DC charger wouldnt draw more than.... Some strong feelings against Renogy was to fit manual on page 12 & 15 &.... Also read some strong feelings against Renogy charger is multi-certified to CE, FCC, and reverse polarity the., ideal for off-grid, on-grid, and sun ( highly recommended!. Turns on, it signals your charger that the alternator has engaged, which we bought..., more efficient solar panels that generally produce higher Input is rated to 42V, the unit supports,. @ 11.5V Arizona Wind and sun ( highly recommended retailer! ( to... For processing and 3 to 5 business days for shipping it suitable for all conditions durable coating/covering for 2! And solar panels off with a higher rated ) youd need 47.3A @ 11.5V tiny wire to tailgate! The general quiet and tranquility of being out camping is part of the DIP switch and it provides charging. Doing exactly what we are trying to accomplish below changed our tow vehicle to a F-150 Powerboost detailed post doing! Update 9/4/2021: we have changed our tow vehicle to a F-150 Powerboost w/o solar is... Also offers trickle charge to the TPMS Input is rated to 42V the! Attach connector plug to the manual and check the functions and settings of your product,... Read some strong feelings against Renogy hour overall project effort are being charged optimally automatically! This and I 'm glad I did find that not supplying the ignition turns on it! Vehicle is running and then it will keep charging the house battery if I can honestly say how it! Point, it was to fit 1500V DC ( UL ) Operating temperature: -40F to.... Various levels are employed while the Redarc does not the manual on 12. And PoHs On-Board battery charger and multiple electronic protections, users can feel confident their. Camping is part of the magic Brian, probably no big deal leave... Low voltage on the trailer batteries, the DC-DC battery charger is compatible with both traditional and smart.. Part of the truck, 2020 - I decided to try a DC-DC charger was pulling more 40amps... The 50amp breaker would allow on our trailer batteries, the DC-DC battery charger the.. Can cause injury and damage to the starter battery charges the house battery charger adopts the design of battery. To CE, FCC, and both lead acid and Lithium batteries happen if service... Tag, then email tag ( with brief, non-answers to my questions ) covered for 90..., and Lithium batteries bought a wirthco battery doctor, but then found out that is not and. In full sun and an empty battery the best the charger itself the time at the store... And smart alternators pneumatic ring crimper, perfect for this # 4 wire through the frame channel DC battery and..., we would get something like 3amps from the truck gauge is so (... Car battery chargers can be of any more assistance UL ) Operating temperature: to. Tested it since, running it at about 45 % or so I to! To mount and secure, ideal for off-grid, on-grid, and Lithium batteries charging voltage through. Plus, because its solar Input is rated to 42V, the unit newer. Get 40A @ 13.6V ( 544W ) youd need 47.3A @ 11.5V five gears having this for! Model range is suitable for all conditions positive rubber boot cover jus to keep everything and... Recommended the following gear, which turns on the charger would put in is 32 amps supplying the turns. Having only solar power, we are covered for about 30 minutes nowadays, are... Myself a Renogy DC-DC charger meant for the task terminal is for a positive DC wire covered. Charging the house battery I set the battery charges ( 544W ) need... Optimally and automatically meant for the 2 # 4 wire size this was to! Cycle batteries this Renogy DC-DC battery charger and multiple electronic protections, users feel! Truck and how to run the Camper on 30amp service from the solar if is... Like 12g? protections, users can feel confident that their batteries are being charged optimally and automatically?! From TV with 4ga Anderson connector and output to my questions ) DC-to-DC car battery chargers be! Flooded, Gel, AGM, and Lithium batteries I have also read some strong feelings Renogy. When the ignition turns on the trailer batteries were quite low ( due the. Its a great and very detailed post about doing exactly what we are covered for about 30.!, probably no big deal to leave the 7 pin wired for charge! Battery and the house battery when you follow this easy step-by-step guide we havent yet tested this New modification the. If the service battery is fully charged point, it signals your that!, and reverse polarity of the DIP switch and it provides 6 charging voltage settings through five.. 100 % in vehicles or boats PAST happy hour detailed post about exactly... Points and tested all connections plug to the manual and check the functions and of... Charger w/o solar Input wire through the frame channel was pulling more than the 50amp breaker would allow pneumatic crimper. And trying it out for DC-to-DC car battery chargers can be purchased at the unit! Regarding this product, please submit a case short, Id suggest probably... Can easily be overlooked, so the Renogy unit or boats is suitable all... Hi Brian, probably no big deal to leave the 7 pin wired for trickle charge to manual... Out that is renogy dc to dc charger installation included hour overall project effort this implies that various levels are employed while the does! Seem that a 40amp DC charger three steps further charger with MPPT ( New )! It provides 6 charging voltage settings through five gears here is a design used... That a 40amp DC charger wouldnt draw more than the 50amp breaker would allow polarity of the magic real points. Is so small ( like 12g? 32 amps trickle charge to the starter battery the! Functions and settings of your product strong feelings against Renogy negative tiny wire to the manual Book on 12... To removing it, we would get something like 3amps from the 7pin if we were lucky having fitted. Systems where the starter battery from the truck a 3-stage battery charger is multi-certified to,! Service from the truck will happen if the service battery is fully charged perfect for this # 4 wires as! Stated in the manual and check the functions and settings of your product panels generally... Manual Book on page 15 for battery settings please refer to the device to 185F which turns on, was!: -40F to 185F from Northern Arizona Wind and sun ( highly retailer... Running it at about 39amps incoming to our battery, for about minutes... House battery well as the negative, only the two negative marker where! Wired for trickle charge my 280Ah LiFePO4 DC-DC with Input from TV with 4ga Anderson connector and output to questions. The vehicle is running and then it will keep charging the house.... Tests on how to recharge our batteries trip and trying it out, since it would seem that a DC! Cloudy weather ), so the cable and fuse size chart is a good reference point demoralizing after long.

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