Transformer / Charger question

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louis fourie
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Transformer / Charger question

Post by louis fourie »

I want to know whether it is possible to give one of Pieter's chargers a 12V input from a transformer? I am talking about this one:

http://www.4x4direct.co.za/shop/electri ... ni6n0tjr12" onclick="window.open(this.href);return false;

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Re: Transformer / Charger question

Post by cprinsloo »

louis fourie wrote:I want to know whether it is possible to give one of Pieter's chargers a 12V input from a transformer? I am talking about this one:

http://www.4x4direct.co.za/shop/electri ... ni6n0tjr12" onclick="window.open(this.href);return false;

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Straight transformer without any mods, no. A transformer is AC, first problem, so you'll need a rectifier. Next problem: without a big capacitor you'll probably have too much ripple on the input, so you'll have to put that in.

It is do-able, but you'll have to look very carefully at the design.

Just my 2c.

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Re: Transformer / Charger question

Post by george »

Why would you want to do it.For what application?
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Re: Transformer / Charger question

Post by louis fourie »

Right, ek dink ek moet die thread weer laat herleef. Laat ek verduidelik wat ek wil doen. Ek het 'n Conquerer Companion met 2 batterye wat in parallel gekoppel is. Ek verstaan uit 'n thread op die forum dat dit nie 'n goeie ding is nie, so ek wil die batterye split. Ek wil op elke battery een van Pieter se DC to DC chargers sit. Ek wil die huidige laaier wat in die Conquerer is ook deur die DC to DC charger laat hardloop. Ek kan dan 220V, alternator of Solar gebruik om die batterye mee te laai.

m.a.w.

Ek gaan op enige stadium altwee batterye laai, maar ek trek net krag van een battery af. Sodra die spanning onder 'n sekere volts val skakel die sisteem oor na die ander battery, ......en daai gedeelte is my skoonpa se werk:D

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Re: Transformer / Charger question

Post by cprinsloo »

Ek dink dit gaan afhang van watse laaier dit is (hoe lyk daai "ripple"?). Hoekom kontak jy nie die vervaardiger van die DC-DC laaier nie en hoor wat sê hulle? Ek dink hulle sal jou die beste raad kan gee.

Voorspoed,

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Re: Transformer / Charger question

Post by pietpetoors »

As dit 'n DC charger is kan jy. :thumbup:
As ek die chargers toets gebruik ek sommer my Benton charger se supply funksie en hy loop soos stroop.

Jy moet seker maak die inset spanning is hoog genoeg, die DC to DC charger gaan die supply afsny as dit onder 12.5 volt is , hy doen dit om die supply battery te beskerm.

my Benton BX-2 se supply funksie is 13.6 Volt
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Re: Transformer / Charger question

Post by pietpetoors »

Om daardie skakel van een battery na die ander te bewerkstellig, kan jy nie dalk hierdie solid state switch gebruik nie?
Sien:
http://www.4x4direct.co.za/shop/electri ... p-1034.htm" onclick="window.open(this.href);return false;
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Re: Transformer / Charger question

Post by louis fourie »

pietpetoors wrote:Om daardie skakel van een battery na die ander te bewerkstellig, kan jy nie dalk hierdie solid state switch gebruik nie?
Sien:
http://www.4x4direct.co.za/shop/electri ... p-1034.htm" onclick="window.open(this.href);return false;
Ek dink die 12.8V is 'n bietjie hoog. Die lead crystals kan heelwat laer gaan.

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Re: Transformer / Charger question

Post by Mud Dog »

Also wish to improve my set up, but will start a separate thread here.
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Re: Transformer / Charger question

Post by louis fourie »

pietpetoors wrote:As dit 'n DC charger is kan jy. :thumbup:
As ek die chargers toets gebruik ek sommer my Benton charger se supply funksie en hy loop soos stroop.

Jy moet seker maak die inset spanning is hoog genoeg, die DC to DC charger gaan die supply afsny as dit onder 12.5 volt is , hy doen dit om die supply battery te beskerm.

my Benton BX-2 se supply funksie is 13.6 Volt
Pieter

Dit laat my dink. Sou ek 'n een Benton BX-2 charger gebruik, kan ek dit saam met 2 van die DC-DC chargers gebruik en altwee batterye met die een BX-2 charger laai?

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Re: Transformer / Charger question

Post by pietpetoors »

Die Benton lewer net 7A, so jy sal moet kyk hoeveel benodig die dc to dc. Vir my in die winkel net vir toets is die 7A genoeg, maar as jy hom lank gebruik weet ek nie of hy genoeg gaan wees nie.
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Re: Transformer / Charger question

Post by jacol »

Nou wil ek vra uit domgeit as ek een van die gewone chargers ek dink dis n bx-1 deur n klein inverter vanaf die hoof battery hardloop sal dit ni ook werk ni
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Re: Transformer / Charger question

Post by louis fourie »

jacol wrote:Nou wil ek vra uit domgeit as ek een van die gewone chargers ek dink dis n bx-1 deur n klein inverter vanaf die hoof battery hardloop sal dit ni ook werk ni
Die BX-1 se input volts is 220V

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Re: Transformer / Charger question

Post by jacol »

Dis hoekom ek hom deur die invertor wil werk. Weet ni hoeveel krag daai charger trek ni ma dit behoort ni so baie te wees ni. Die inverter kan mos ook met n relay beheer word
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Re: Transformer / Charger question

Post by Family_Dog »

Die Bentons hou nie om van 'n MSW (Modified Sine-Wave) Inverter af te werk nie. 'n Full Sine-Wave (FSW) met genoeg kapasiteit sal reg wees.


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Re: Transformer / Charger question

Post by pietpetoors »

Die BX1 gaan maks 3.8 Amp laai, waar die DC to DC 12 A laai.
Gaan jou 23 uur vat om 'n 100Ah battery met 'n BX1 vol te laai as hy erg pap was
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Re: Transformer / Charger question

Post by george »

Louis gaan dit nie beter vir jou wees om maar net 2x Bx2 en 2x DCF-DC laaiers te kry nie.
As jy by jou kamp plek kom met 220volt dan kry elke battery sy eie laaier
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Re: Transformer / Charger question

Post by louis fourie »

george wrote:Louis gaan dit nie beter vir jou wees om maar net 2x Bx2 en 2x DCF-DC laaiers te kry nie.
As jy by jou kamp plek kom met 220volt dan kry elke battery sy eie laaier
George, dis die idee.

Die BX-2 se uitset is 14.4/14.7V wat genoeg is vir LC batterye en dan natuurlik vir 220V. Nou moet ek besluit of ek die geld vir 2X CTek 250S dual chargers moet uithaal met 'n uitset van 14.4V (20A) of 2x HcDP met 'n uitset van 14.2V (12 of 30A). Ek is 'n bietjie bekommerd oor die 14.2V van die HcDP saam met die LC batterye. Volgens Deltec het jy 14.5V nodig om die LC's mee te laai.

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Re: Transformer / Charger question

Post by george »

Sal interessant wees wat se die ander manne. In my leek opienie gaan jy basies jou battery tot 99% kan laai met die 14.2 volt.
Wanneer jy dan by 220 volt kom laai jy hom 100%.
Gaan jy regtig daai klein verskil agterkom.Daai Cteks is darm baie duur. Maar as 1 C-Tek altwee batterye kan laai dalk nie so slegte roep nie
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Re: Transformer / Charger question

Post by louis fourie »

Ek wil die batterye heeltemal split sodat hulle glad nie gekoppel is nie. Ek glo ook een CTek sal altwee kan laai. 'n Mens sal seker die batterye gesplit kan hou met rectifiers.

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Re: Transformer / Charger question

Post by george »

Hoekom wil jy hulle slpit.Het jy verskillende toerusting wat jy daarvan gaan trek?
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Re: Transformer / Charger question

Post by louis fourie »

george wrote:Hoekom wil jy hulle slpit.Het jy verskillende toerusting wat jy daarvan gaan trek?
Ons gaan dit vir die slim manne en my Skoonpa moet vra:D. In leke taal, soos ek dit verstaan is die 2 batterye nooit dieselfde nie. In die geval dat die batterye in parallel geskakel is laai hulle net tot die "sterkste" battery vol is. Die ander battery laai dan nooit vol nie en dit is nie goed vir battery 2 nie:cry:. Daar is êrens 'n thread daaroor. Ek sal hom gou soek.

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Re: Transformer / Charger question

Post by louis fourie »

Hiers die link:

viewtopic.php?t=28871" onclick="window.open(this.href);return false;

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Re: Transformer / Charger question

Post by george »

Verstaan nou.So jy wil net die charging gedeelte split.
Dalk moet jy kyk na die http://www.hcdpelectronics.co.za/index. ... duct_id=42
Praat ook met Manie(ek dink) hy is die eienaar.

Wat se die manne oor die C-Tek.Kan hy 2 batterye charge.
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Re: Transformer / Charger question

Post by louis fourie »

Ek het na die paneel gekyk, maar dit lyk nie of hy 'n split charger op het nie. Die consumption gedeelte gaan ook outomaties gesplit wees.

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Re: Transformer / Charger question

Post by pietpetoors »

Nou wat dan van sonkrag stelsels wat so 30 of 40 batterye het wat almal saam gelaai word met sonpanele?
Hulle werk vir jare lank so?

Dis nie dalk weer 'n tegniese punt dat die een battery gaan 0.00001% verskil van die ander battery en dan gaan hy die laaste 0.000000001% nie laai nie?
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Re: Transformer / Charger question

Post by louis fourie »

Pieter, daar is nie 'n smile wat skouers optrek nie, so ek sal dit maar uitskryf, ek weet nie:D

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Re: Transformer / Charger question

Post by pietpetoors »

:dontknow: :lol: :boss:
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