After some crawling around, Eddie determined that on our Truck, the frame was wide open, with hardly any obstructions, allowing for basically a straight shot from the engine compartment all the way to the tail of the Truck. Your email address will not be published. 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. These six charging voltages meet the requirements of lithium batteries and lead-acid batteries in order to provide more charging options. Make sure that the plug cannot tough the post by pushing it down out of the way. Connect the - to a factory ground point under the drivers seat. I give it 5 stars because I have fixed all the faults apart from the short terminal bolts, but TBH I shouldn't have to fix any! Ive only just found the time to instal, which went easily and well, and am yet to finalise the perimeters for the very best set up..but first I need the BVS.. circles upon circles, who knows maybe the ignition wire will come in handy after all. After install I received a dash light for . 2. Links to all products Cahn uses below. Get about 46A (40 from DC-DC and 6A from 7-pin. 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. Renogy's DC to DC MPPT on-board Battery Charger is designed to give you options! Please refer to the manual on page 15 for Battery Type LED. This was puzzling to me, since it would seem that a 40amp DC charger wouldnt draw more than 40amps. : The theory was, wed use one long run of the #4 welding cable to run from the Trucks battery, all the way to the tail of the truck. Renogy's DC to DC MPPT on-board Battery Charger is designed to give you options! 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. Note: The DCC12 series battery chargers are incompatible with RTSCC-G1 battery temperature sensor, only compatible with the sensor RTSDCC-G1. Well post some feedback once we use it ! 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. Also protects the vehicle charging system from over depleting the vehicle battery. Compatible with a multitude of alternator types, the DC-DC battery charger offers correct charging for AGM, Flooded, Gel, and Lithium batteries. Gender: Male. This is true of any DC-DC charger, not just Renogy. I also test out using an old Bogart SC2030 solar charge controller I have laying around for alternator charging. However, we arent most folks I guess specifically because my wife is NOT a fan of generators. What type of alternator is this on-board battery charger compatible with? I have dealt with Renogy Customer Service in the past, and they were very responsive. just something to consider. Please note the LC cable is not included. Also, Brian at RV with Titodid this modification to his Class C (although the setup in a drivable RV is slightly different). Renogy DC-DC Chargers support a variety . I used some WAGO connectors for both the positive and negative side of this marker light, because I had multiple things I wanted to connect to this marker light power, now that I had it available. 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. 12V 20A DC to DC On-Board Battery Charger. 3. We decided to try a DC-DC charger from Renogy. SUCCESS ! For additional safety, it isolates the input from the output preventing incorrect voltage transmission. Please note the D+ Ignition Cable is not included. The smart edition is able to be connected to your phone through Bluetooth so you can manually program it. 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. May give you a start on finding it. UPDATE Feb 27th, 2020 - I decided to buy myself a Renogy DC-DC charger meant for the task. I use a small fan to help it stop overheating. I had plenty of #4 wire available, so I could easily make a wire long enough to swing around the top of the existing 4 incoming connections to the shunt, and just add my fifth wire on top, and bolt back down the shunt bolt. Both ways can be charged at the same time to minimize charging time. - 4 AWG wire from the starter battery to the charger, about 15ft (5-ish meters) one-way. Eddie suggested the Anderson connectors (and boot covers), pictured below, for the connection between the Truck and the Trailer. How to set the charging voltage value of the charger? Eddie then connected the DC positive wire from the green terminal left connector, to a test DC positive on our batteries and. The D+ Ignition cable is a design method used to identify whether the generator is started. 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. hi there sorry for the slow response. If the solar is producing any power at all - it splits the charging capability equally between the two sources. 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. 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. 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. 2. 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. 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. Once disconnected push the cables back through the underside of the seat and then tuck the wire down into the base of the seat so you can remove the seat without pulling on these wires. Check out our inital tests on how to run the Camper on 30amp service from the truck and how to recharge our batteries. 18-16AWG copper cable recommended. The RV came with a mechanical solenoid isolator but I believe it was broken. 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. Its a great MPPT Solar controller/DC to DC battery charger. I had our grey water hose, which I was willing to chop, knowing I could replace, re-cap when we got back to town. 3. Is it necessary to connect? document.getElementById( "ak_js_1" ).setAttribute( "value", ( new Date() ).getTime() ); im out at Hartman Rocks, just outside of Gunnison, CO. 3. step 14 : Well, our travel plans were such that we had to get on the road, even though this install wasnt done. But in the UK, PV output isn't great. So added a 60A rated relay to cut off the PV input, controlled by the D+ (engine on) feed on my Sprinter W906, so can charge LiFePO4 batteries at 50A from ALT input (need appropriately sized cable from starter battery) when the engine is running. 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. In the picture below, was the existing setup done by Eddie back in the Summer of 2017, showing all the DC loads and Trailer Frame Ground coming in to the left side of the shunt. I am experiencing the same problem for my 2.0 amp Renogy charger no green light. Please note the temperature sensor is not included and it cannot use with Lithium batteries. On-board chargers can be installed easily and used on vehicles such as cars, vans, boats, and more. The charger needs to select the charging mode according to the battery voltage. The idea is, the alternator on the your tow vehicle (or in the case of a van, or drivable RV) creates extra surplus power that can be used charge the house batteries of the camper. Below are the supplies I used to wire this in:Renogy DC-DC Battery Charger with MPPT: https://amzn.to/3lkLr96(they sell out quick but are back in stock quickly as well)4 Gauge 25 feet red wire: https://amzn.to/2YE7VIyThe conduit shielding: https://amzn.to/3hCbFSg4 Gauge black wire: https://amzn.to/32wdoC7Wire stripper: https://amzn.to/2YFbwpATerminal Lug pack: https://amzn.to/3b1exFQHammer crimp: https://amzn.to/32zW8fEMarine style terminal kit: https://amzn.to/3hx1DSzMarine style terminal fuse mountsSingle Fuse: https://amzn.to/3hxp5idDouble Fuse: https://amzn.to/3lu3Hx560a fuse: https://amzn.to/3aY0l0l80a fuse: https://amzn.to/3llO8XU (get 75a instead if they have it) Depending on the specifications, the DC-DC may power limit or power increase to output the correct voltage. This side of the DC Charger is the outgoing power, which connects to the camper batteries. You can get a decent 2000 watt generator for about $700-900. 12V 40A DC to DC On-Board Battery Charger. In addition to the charger, and the parts listed above from Eddies list, I also purchased a Blue Sea Systems MRBF Surface and Terminal Mount Fuse Block along with a 60amp fuse to protect the wire between the Truck battery and the Breaker. 5. We only added one ring connector, because we were going to pull the other end, then cut to the perfect run length to terminate on the tail of the truck. 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. Step 3 : gather the parts and gear needed for the install. step 13 : old lucky 13 ! The DC-DC battery charger isolates the input and output to prevent voltage transmission errors and interfere with house battery charging. What is a DC-DC charger? Much like a Solar Controller, the DC-DC Charger needs to know your battery chemistry as well as the recommended voltage range so that it can properly charge. Option: Monitoring Screen for DC-DC MPPT Battery Charger Series, Alternator Input Voltage : Traditional Alternator: 13.2-16VDC Smart Alternator (Euro 6): 12-16VDC". This will give maximum battery cell life. This side of the DC Charger is the Incoming power from the hose connector, the two #4 cables that run out of the camper, along the frame, and can be connected to the Truck-side Anderson Connector plug. 18-16AWG copper cable recommended. But these tiny wires stay snug without any issue in the WAGO. The large terminal screw bolts are far too short for large cables and is a struggle to get the cables screwed down, All you need to fix this problem are longer terminal screw bolts. 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