See photo 5.8. That seems to happen regularly on newer alts., so you need the signal wire attached to the D+ wire of the alt. 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. Considering which equipment to buy I downloaded instruction manuals from various manufacturers and found Renogy was the most straightforward to understand so I bought from them an ac-dc charger, a lithium battery, the dc-dc DCC50S with a BT2 and a 1000w inverter. Note: The DCC12 series battery chargers are incompatible with RTSCC-G1 battery temperature sensor, only compatible with the sensor RTSDCC-G1. Disconnect the main battery - This wasn't so easy, there is a small (5\" x 5\") plastic cover to the right of the accelerator pedal, pull it from the top and then pull up hard, its not easy bu t it comes off. The compact and robust design makes it suitable for all conditions. How to set the charging voltage value of the charger? The DC-DC will not power on or operate until the D+ ignition cable is connected. 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. Bought a 170 lithium battery from renogy 4 months ago and one major issue shows up every-time. Installing a Renogy 12V 40amp DC to DC Battery Charger on a Travel Trailer. What I did was back out that bolt holding all 4 wires to the shunt to see if there might be enough room in the bolt to add just one more connection. This is how Ray at Love Your RV did his install, and it seemed to work just fine for him. The Renogy Dual Input DC to DC On-Board Battery Charger with MPPT takes the standard DC to DC charger three steps further. This manual showed me the two connections points I needed to make on pages 245 thru 248, one for 70 amps of power going to my DC to DC charger located in the rear of the van and the other was a small 12v signal wire that is used to turn the DC charger on ONLY while the engine is running. 2. 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%. Renogy's 12V DC to DC On-Board Battery Charger 6 Gauge Ring Terminals Heat Shrink Split Loom Flex 201/2" Machine Screws 20 Lock Nuts Rubber Splicing Tape Vinyl Insulation Tape Crimp Tool Step-1 Inspect The Goods Straight out of the box, a quick look at the battery charger reviled a questionable burn mark on the power terminal! After flying back home, we were not ready to give up our new lifestyle yet, so we bought a minivan, converted it into a DIY minivan camper, and drove across Canada in search of beautiful campsites and stunning mountains to climb. . See photo 3.4. Also it seems like not alot of folks have the power and heated seats so there wasn't much info on wiring bit. (each 100 watt panel can push about 5-6amps of 12 volt power). Of course, this step got repeated a few times on the cabling on the Truck and inside the camper, just showing his current method. 18-16AWG copper cable recommended. The DC-DC battery charger isolates the input and output to prevent voltage transmission errors and interfere with house battery charging. step 16 : OK, so now that we knew that we were missing Trailer Frame Ground in this whole setups circuit, all we needed to do was get Trailer Frame Ground into the input side of the DC-DC Charger unit. Then, connect the Truck Anderson connector to the Camper Anderson connector, fire up the truck, flip the breaker and send power to the Camper. welcome to our little blog. 3. +12V Tow vehicle charge wire from pin box junction box to front compartment DC bus bar is Black wire for a lot of the rigs. This would complete the Truck positive and ground for the power output from the battery. 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). Question about the 7 pin. Easily install the compact yet sturdy DC1212 on RVs, commercial vehicles, boats, yachts and many more applications! 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. 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. Make sure that the entire system is a 12V system, 2. - They are easy to mount and secure, ideal for off-grid, on-grid, and . Remove the closed cell foam dust cover.6. 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 D+ ignition cable can be purchased at the local store or online, it suits both D+ and LC terminals. Pretty good in theory, but it was much much harder to accomplish the cable pull through the hose. 480 watts solar, more than will fit on your small compact roof. 18-16AWG copper cable recommended. What will happen if the service battery is fully charged? Disconnect the two wiring harness connectors under the driver seat, one is white and one is yellow. 2. output voltage drops to low, around 12.5 volts, the Renogy unit will stop charging the "house" battery. Probably when youre towing, the truck battery voltage is higher hence its not happening. Your email address will not be published. Option: Monitoring Screen for DC-DC MPPT Battery Charger Series, Alternator Input Voltage : Traditional Alternator: 13.2-16VDC Smart Alternator (Euro 6): 12-16VDC". 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. 4. 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 . Stage 1: Boost- this offers the greatest voltage possible when charging a depleted battery. It has multifunctional safety technology including over-voltage protection, over-temperature protection, and reverse polarity protection to make it safer for use. It has multifunctional safety technology including over-voltage protection, over-temperature protection, and reverse polarity protection to make it safer for use. 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. At this point, the Truck prep and wiring was complete. She had one priority in regards to energy usage when we were starting our camper journey, which was, above all, she would prefer to not be reliant on using a generator, ever if possible. We were headed from Green River to Moab, UT which is about a 1 hr drive. But the unit would NOT power up at all. High-quality DC-DC chargers are three-stage chargers. / 1.3 kg Equalization Voltage: N/A Float Voltage: 13.2-13.8v Boost Voltage: 14.1-14.7v Operating Temperature: -20C to +50C Pass the two #4 wires through the floor of the camper into the battery compartment. Biases to solar power when it is available. I went for a photon universe 200w solar panel since Renogy didnt have a comparable device available. 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.). I wanted something which could be a simple current limited charger for a LFP battery and yet only be on if the alternator was running (D+). yowza. For smart alternator, an IGN Port is featured to connect the Vehicle Ignition for auto-trigger once it detects the vehicle is started. The general quiet and tranquility of being out camping is part of the magic. The all-in-one NEG- terminal with partition design integrates the terminals for solar panels, the array starter battery, and the house battery, avoiding misconnection and making the simple installation. Renogy's DC to DC MPPT on-board Battery Charger is designed to give you options! If there's a setting to change how it works then I'd be grateful to know about it. But in the UK, PV output isn't great. I will try and ask Eddie if a smaller gauge wire would work. 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). CE certification. Step 1 :be sure that we have an alternator in our 2017 Ford F-150 that can handle the extra power that we are trying to send over to the camper. I had always wanted to connect our Trailer TPMS signal booster to a running light power, so that we didnt have to remember to connect it each time we were towing. update : In October 2020 we added yet another 275 watts for solar, as well as another 100ah Battleborn battery for a total of 300ah. 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. The DC-DC will not power on or operate until the D+ ignition cable is connected. The LC wire can automatically adjust the charging current to prevent excessive charging current from damaging the house battery. Please note the D+ Ignition Cable is not included. Easy to install and well made. The new ground wire was working as expected, and the red dc wire was turning on the DC unit. 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. 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. Make sure that the plug cannot tough the post by pushing it down out of the way. This design method can well prevent the starting battery from being over-discharged during the charging process. SO, I cut an existing wire (green / white shown below), which powers the passenger side front yellow marker light (which now also has 1 of 4 observation cameras on it as well). Instead of burning lots of #4 cable to run both a positive and negative, wed just run the positive from the battery, then use the frame as the negative return. 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. This Renogy DC-DC On-Board Battery Charger with MPPT was specially die-cast aluminum designed for efficient and ZERO dB noiseless heat dissipation. This is stated in the manual but can easily be overlooked, so the cable and fuse size chart is a good reference point. 3-phase MPPT Charging Technology This wire will handle up to 45A and reasonably hot temps inside the engine bay. This wire is included with the charger. Hello, thanks for the excellent post on adding a grounding cable from the (-) input of the DC DC Charger to the trailer frame ground wire. The model range is suitable for 12V or 24V systems, and both lead acid and lithium batteries. So I chopped the alligator clips, and these wires had an impossibly small #20 wire. Those, Lets say your RV batteries are at 13.6V and your truck batteries are a little low, maybe at 12V. We recently reviewed some of their 100-watt, 12-volt solar panels, and we were impressed.So we were eager to find out whether the Renogy DCC50S 12V 50A DC Board Battery Charger meets that standard.. Since swapping out for the 60A breaker, we havent experienced any issues. It is able to charge: Flooded, Gel, AGM, and Lithium batteries using multi-stage charging. Ensure that the maximum charging current provided by the DC-DC battery charger does not exceed the maximum charging current allowed by the house battery. Obviously we can change our power consumption habits to adjust to the lack of sun (not using the microwave, not using the electric water kettle etc), but even then, after 3 days with no sun, our batteries start to dip down to low levels. 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