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azrving's avatar
azrving
Explorer
Jun 27, 2014

Love the stench

A week or 2 ago I posted about long charge times with my PD4655 converter. Since then I not only upgraded my 6 gauge lead to 4 gauge but also piggy backed it with another piece of 2 gauge. I ran the batteries (4 six volts)down to about 12.2 and started charging again and began documenting it. I gave up after a day or so and kept hitting the boost button. It reached 1.275 sg after 2 1/2 days and the converter finally hit 13.2 float after 4 days.
BUT.....the good news is that the brown suited santa left a real battery charger on my porch today. Its a Quick Charge. 12 volt 50 amp with adjustable parameters depending on how you want to charge. I turned everything on for about an hour or more and ran the voltage down to 12.5. I shut everything off and turned on the Quick Charge. It started out at 13.10 and started creeping up. When I went in to eat it had reached 14.30. I came out about half an hour later and it was at 15.46 and I could smell the wonderful stench of batteries charging. It held for about an hour and a half and dropped to 13.30. Specific gravity is over 1.275.
After spending 35 years repairing electric fork trucks, JLG, Cushman, Motrec and other industrial equipment I was dang glad to not be smelling the stench of batteries but I sort of like it now. I will be running the pack down to about 12.2 or so in a few days and I'll start charging again and document how long it takes.

http://www.quickcharge.com/on-board-chargers-standard.html



Heat sink can reach 160 to 180 degrees




It was only $400.00 and weighs 35 pounds.
  • ken white wrote:
    Not very efficient based on the specifications shown. Let us know how it works.


    Yep, will do. With the little bit that I was able to use it so far it doesn't seem like it will be hard to beat a converter that has to run for 4 days. I'm discharging now and should reach 12.2 in a couple days.
  • Not very efficient based on the specifications shown. Let us know how it works.

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