Advice on Batteries

Submitted: Tuesday, Jan 28, 2003 at 13:02
ThreadID: 3123 Views:2542 Replies:5 FollowUps:9
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Can I please get your thoughts on which type of Battery to buy. I have a camper trailer and run a evakool RF60 fridge freezer plus normal fluro lights. I also have the new Christie Eng. Battery Charger. They claim to have a Max Output of 100amps. The Batteries I have now are stuffed and Christies suggested Delkor Calcium with a CCA rating of 700 - 900. The 900 ones are to big for our set up ( in size ). Other people say get Deep cycle Batteries. Christies say that Deep Cycle will last longer but need longer to recharge whereas normal cranking batteries will charge ( with our setup) in about 40 minutes. Any ideas from anyone? Please bear in mind that we already have all this gear so I don't need " Go and buy a solar system idiot" Also on another note the new Christie alt. is very quiet. Not as quiet as the Honda EU10 but about half as quiet as the 55amp christie set, and because of the power (3hp Honda motor) you can throttle it right back to nearly idle and you can hardly hear it.
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Reply By: OziExplorer - Tuesday, Jan 28, 2003 at 13:33

Tuesday, Jan 28, 2003 at 13:33
A calcium battery is completely unsuitable for your purpose and would probably say the worst battery you could use to try and use as a deep cycle. It would last a very short time indeed.

What a calcium battery is designed to do, is to be supply a *large* amount of current for a short time. They are a virtually a no maintaince battery for the first 24 months, create little to no gas, but do if you wind them up, but takes a bit, and for their purpose of supplying high cranking amps for a short time are excellent.

A Calcium battery is most definitely not suitable for a deep cycle battery under any circumstances.
Phone any battery company technical department and they will inform you about the purpose of a calcium battery and its unsuitability to use as a deep cycle battery.

I don't think I could recommend any battery to be continuously charged with a Christie 100amp alternator. They are good for taking into the field to say charge a flat battery in a bulldozer, but not on a continual basis.
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Follow Up By: Oziexplorer - Tuesday, Jan 28, 2003 at 19:15

Tuesday, Jan 28, 2003 at 19:15
Nobby, as a matter of interest, if you find a battery manufacturer/distributor that comes up with a battery to suit your needs, I would be delighted to be informed. Just in case you think this is a smart *.* post, I am most definitely interested who has such a beast/battery. To date, I have never found a battery that would be able to be charged like you want to do with that Christie Honda device.
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Follow Up By: Michael Ralston - Wednesday, Jan 29, 2003 at 08:38

Wednesday, Jan 29, 2003 at 08:38
Ozi
I am interested in your comments regarding Calcium batteries being unsuitable for deep cycling. Are you suggesting that the Delkor Deep Cycle batteries are not much chop or are you saying that the starting battery range is no good for deep cycling? One of the advantages I can see with a Delkor DC battery is their long shelf life. This would appeal to many 4WDers who only use their vehicles ocassionally.
Regards
Michael
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Reply By: Member - NOBBY - Tuesday, Jan 28, 2003 at 20:16

Tuesday, Jan 28, 2003 at 20:16
OZ .. I APPRECIATE YOUR IMPUT, BUT I HAVE SPOKEN TO THREE DIFFERENT BATTERY SHOPS AND THEY GAVE ME TWO DIFFERENT SUGGESTIONS AND THE THIRD SAID "WHATEVER SUITS YOU". I SPOKE TO CHRISTIES AGAIN AND THEY SAID IF YOU PUT 10 BATTERY REPS IN ONE ROOM YOU WOULD COME UP WITH 10 DIFFERENT ANSWERS. THAT DOES'NT HELP ME. I ALREADY HAVE THE CHRISTIE SET AND THE FRIDGE AND THE LIGHTS.. WHAT I WANT IS ( I WOULD THINK ) IS A SIMPLE ANSWER " WHAT BATTERIES SUIT MY SET UP BEST?" ARE THERE PEOPLE UOT THERE THAT HAVE THE SAME ( OR NEARLY ) SET UP AND WHAT DO YOU USE.. I WOULD BE GREATFUL..
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Follow Up By: Thepublican - Tuesday, Jan 28, 2003 at 21:48

Tuesday, Jan 28, 2003 at 21:48
With the charger that you have [100amp cristies] ,any half reasonable brand of battery will suffice,700-900 cca will do the job,just remember that in order to get resonable / maximum life from your batt recharge prior to 11.5 volts, preferably 12.2/5.

I charge our batt in camper trailer [850cca] from12.5 to14.2 in 25/30min per 2nd day running 3 fluros and 40lt engle [chescold on gas + 12vlt extraction fan]. Ford altenator 135amps to main thru Rotronics to 2nd [both 850cca starting batts] thru LARGE 7 pin to to 3rd 850cca in trailer,,system has worked in this form for the last 36mths,no sign of needing any batt replacement,heat in wire ect.
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Follow Up By: Bruce - Tuesday, Jan 28, 2003 at 21:52

Tuesday, Jan 28, 2003 at 21:52
Nobby..I used a 100 ah d/cycle Century brand battery with a similar..repeat similar setup in our camper trailer when we had it ..our then honda 350 with a 6amp charger kept it charged no problems .when traveling it was charged from the car ...your fridge would be using less power than our engel .. We now use an eu10 ..very quiet
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Follow Up By: Oziexplorer - Tuesday, Jan 28, 2003 at 21:53

Tuesday, Jan 28, 2003 at 21:53
Nobby, what Christies says about 10 battery reps in one room is just lies. Batteries today, like everthing else are purpose designed to do a specific job. A competent informed battery person would have the same difficulty answering your question as I am. Battery technology over the last five years has improved at a quantam leap like computer technology. The only battery I *MAY* suggest is the Optima D31T. As long as you do not exceed the designed battery tempreture of 52C when charging with your Christie Generator, it should give you some satisfactory performance and hence life.
http://www.optimabatteries.com.au/tech.htm
You will not find this battery on their website, and will have to e-mail or phone them.
Can you just detail how you actually want to use this setup and how often. Are you going to stop at one place for a week at a time or what?

Hopefully Truckster, thepublican, Axel or Aliases will give you better and more technically competent suggestion to what I have. They are impressive in the wealth of knowledge, education and expertise they like to help and assist others. Suggest you ask them for their recommendations.
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Follow Up By: Oziexplorer - Tuesday, Jan 28, 2003 at 23:07

Tuesday, Jan 28, 2003 at 23:07
Bruce charging at 6 (up to 10)amps with a Honda E350 is a substantial difference to charging at a supposed 100amps. Your E350 Honda is in no way similar to a Christie 12vDC only alternator.
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Reply By: Member - NOBBY - Wednesday, Jan 29, 2003 at 09:02

Wednesday, Jan 29, 2003 at 09:02
OZ AND OTHERS... THANKS FOR THE REPLYS. AS TO YOUR QUESTION AS TO WHAT AND HOW WE WILL BE USING OUR SET UP. HOPEFULLY WE WILL BE IN ONE CAMP FOR ABOUT A WEEK AT A TIME. WE NOW GO TO STRADBROKE ISL FOR ABOUT 10 DAYS AT A TIME ABOUT THREE TIMES A YEAR AND THE REST IS FOR LONG WEEKENDS WHENEVER WE CAN. ANY TIME SHORTER THAN THE 10 DAY TRIPS WE WILL BE HAVING THE BATTERIES CHARGED BE THE CAR EN ROUTE TO CAMP AND THAT SHOULD DO THE CHARGING FOR THE WEEKEND. WHEN WE CANNOT GET AWAY FOR MORE THAN A MONTH I WILL BE PUTTING THE BATTERIES ON CHARGE AT HOME PROBABLY ON DEMAND. FROM WHAT HAS BEEN SAID OBVIOUSLY DEEP CYCLE IS THE WAY TO GO SO IT JUST COMES DOWN TO BRAND AND SIZE. THE SIZE IS GOVERNED BY THE SIZE OF OUR BATTERY BOX AND AVAILABLE SPACE. I REALIZE THAT YOU CANNOT LET THEM RUN COMPLETELY DOWN. WE HAVE A VOLT METRE ON THE TRAILER SO WHEN IT SHOWS A READING OF PERHAPSE 11.5, HIT IT WITH THE CHARGER.THANKS ALL FOR THE RESPONSES. IF ANYONE HAS ANY MORE TO SAY I WOULD STILL BE GREATFUL.. NOBBY
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Follow Up By: Tod - Wednesday, Jan 29, 2003 at 09:24

Wednesday, Jan 29, 2003 at 09:24
Nobby

Do your self a favour and read the specs on Odyssey batteries. A bit more expensive to buy, but cheaper in the long run. I have one as a second battery and has lasted for over 5 years. It will act as a deep cycle and cranking battery if needed. When my original cranking battery fails in my deisel I will replace it with an Odyssey.

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Follow Up By: Tod - Wednesday, Jan 29, 2003 at 09:50

Wednesday, Jan 29, 2003 at 09:50
Nobby

Here's the sitehttp://www.odysseyfactory.com/
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Reply By: Member - NOBBY - Wednesday, Jan 29, 2003 at 14:11

Wednesday, Jan 29, 2003 at 14:11
TOD.. THANKS FOR THE REPLY, BUT MY BRIS. SUPPLIER SELLS THEM (IE.70AMP ODYSSEY) FOR $498. THAT IS A BIT TO RICH FOR ME. I CAN BUY 100AMP DELKOR DC HERE FOR $210. THAT TO ME SOUNDS BETTER VALUE, EVEN THOUGH OD. MAY LAST LONGER, I DOUBT THEY WOULD LAST MORE THAN TWICE AS LONG. THANKS ANYHOW
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Follow Up By: Tod - Wednesday, Jan 29, 2003 at 15:53

Wednesday, Jan 29, 2003 at 15:53
Nobby
No worries, but I think your supplier has the wrong price list.
ES12V1000 is only $390. Still a bit steep for some.
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Reply By: george - Friday, Jan 31, 2003 at 20:00

Friday, Jan 31, 2003 at 20:00
No need to waste to much money, stick with a Deep Cycle lead acid battery, Century, Exide or Supercharge (even try Century's second shop on 1300 361 161). Remember that most of the people selling you these things want to sell you not always what you need, but what they make most profit on! PS. top choice of fridge!!
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