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-   -   Legalise Lipos (http://www.oople.com/forums/showthread.php?t=13551)

DCM 27-10-2008 12:34 PM

Quote:

Originally Posted by Body Paint (Post 172366)
PW promised that he would get a list of 2009 race legal batteries up as soon as he had all the information available.

My guess would be 3 to 4 weeks, but that's just a guess.

considering there is alreadt a list of homologated cells, I can only see a complete and utter cock up that will make these illegal....

losixxx 27-10-2008 12:44 PM

Quote:

Originally Posted by DCM (Post 172402)
considering there is alreadt a list of homologated cells, I can only see a complete and utter cock up that will make these illegal....

there isnt actually a homologated EB list!

Chrislong 27-10-2008 12:47 PM

That list which the support class at TC's use is not an official EB list, it was drawn up by Paul Worsley independently at the request from that section - but isn't EB.

I agree though, it'll take a complete and utter cock up to make these illegal now. But I wouldn't presume that the TC list will be the start of it, and I wouldn;t recommend anyone to check it now, just wait for the outcome of Efra and the actual list to start. Not long now.

Bungleaio 27-10-2008 01:11 PM

Quote:

Originally Posted by EFRA proposal 3.11
The maximum case size is as follows: -
Length: 139.0mm.
Width: 47.0mm. (The max. width includes any side exit wires).

Height: 23.5mm. (If additional chassis location protrusions are included, the overall max. height is 25.0mm).
Saddle-Pack cells are allowed, but must comply with the above dimensions. Saddle-Pack cells must have a combined dimension of 139.0mm max when placed end to end.

If this is how it gets passes it will mean;

Trakpowers 3200 20c saddles are 47x22x71 so end to end they'll be 142mm and therefore illegal. Where as the trakpower 4900 30c stick pack (a superior battery with more punch/runtime) which measures 46x23x137 is completely legal.

Nice

c0sie 27-10-2008 01:31 PM

Oh, thats gonna be wonderful, having to replace working LiPo's (saddle) cos they wont fit the new rules. :'(

eda 27-10-2008 01:59 PM

Can ayone actually explain why size is an issue?

mark christopher 27-10-2008 02:08 PM

Quote:

Originally Posted by mark christopher (Post 172321)
does seem odd thay saddles are out there and the rules are not adjusted to cater for whats allready done??? its only a few mm difference after all.

Quote:

Originally Posted by Bungleaio (Post 172433)
If this is how it gets passes it will mean;

Trakpowers 3200 20c saddles are 47x22x71 so end to end they'll be 142mm and therefore illegal. Where as the trakpower 4900 30c stick pack (a superior battery with more punch/runtime) which measures 46x23x137 is completely legal.

Nice


thats what i mean, surely they will see common sence and allow another 3 or 4mm. as i have said thats the thickness of two extra case ends

im sure my saddles have a roar aproved decal on them, so lets hope thay take note and follow the world standard sizes
(just checked and the 3200 and 4800 saddles are in fact roar aproved)

fingers crossed the eb guys look after us and show the uk/eb leads they way!!

bigred5765 27-10-2008 02:14 PM

i think Paul hinted that the dimensions were there so that little Johnny's dad that buys him a b4 rtr or b44 to start racing doesn't have to take a dremmel to his new car to make them fit,

mark christopher 27-10-2008 02:16 PM

Quote:

Originally Posted by Bungleaio (Post 172433)
If this is how it gets passes it will mean;

Trakpowers 3200 20c saddles are 47x22x71 so end to end they'll be 142mm and therefore illegal. Where as the trakpower 4900 30c stick pack (a superior battery with more punch/runtime) which measures 46x23x137 is completely legal.

Nice

it only needs some one with a bit of common sence to propse an amendment to ad 4mm then job done

or sipmly a new dimension could be adde just for saddle pack, after all a nimh pack 6 side by side and heat shrunk would be shorter than a 3 x 3 saddle pack fully heat shrunk

mark christopher 27-10-2008 02:18 PM

Quote:

Originally Posted by bigred5765 (Post 172470)
i think Paul hinted that the dimensions were there so that little Johnny's dad that buys him a b4 rtr or b44 to start racing doesn't have to take a dremmel to his new car to make them fit,

then i have to say thats not factually correct you can fit a saddle nose to tail in a b4 with no modification, there are pictures on oople of it and i dont think you have to alter a b44 to make the saddles fit

peetbee 27-10-2008 02:19 PM

Quote:

Originally Posted by mark christopher (Post 172469)
thats what i mean, surely they will see common sence and allow another 3 or 4mm. as i have said thats the thickness of two extra case ends

I wonder if I can dremel off enough of my cases to make my 4800 saddles comply with those measurements :woot::wtf:

bigred5765 27-10-2008 02:26 PM

mark if your so worried, why didn't you turn up at the agm,I'm sure they will look at it from all points of view,but i do kinda agree you shouldn't have to take out your dremmel to make them fit in your car (saddle pack style), and i think that any saddle packs that fit in now with no mod, will probably get through any ways as long as there put forward.

losixxx 27-10-2008 02:27 PM

Quote:

Originally Posted by mark christopher (Post 172469)
thats what i mean, surely they will see common sence and allow another 3 or 4mm.


cells were taken off this years nimhs list for far less!

RLGfx 27-10-2008 02:28 PM

erm... would i be correct in saying that the cells are actually inside a hard case (hence the term hard-cased LiPo), therefore the cells themselves meet the dimensions? there's a spanner in the works for you.... :p

Bungleaio 27-10-2008 02:31 PM

Quote:

Originally Posted by peetbee (Post 172473)
I wonder if I can dremel off enough of my cases to make my 4800 saddles comply with those measurements :woot::wtf:

They are actually shorter than the 3200's by 1mm, their dims are 70Lx47Wx30H. you might be able to take the 0.5mm of the lenght of each cell but taking 5mm off the hight may be pushing it a little

Kecky 27-10-2008 02:44 PM

Personaaly i've had no problem fitting Trakpower 3200 saddle packs in my BJ4WE, or my B4, without modifying the car the the Lipo pack :thumbsup:

DCM 27-10-2008 02:45 PM

not being funy, but surely the obvious one is to have two sets of dimensions, one for saddle and one for stick packs, as obviously you need to govern size, so manufacturers have size guidelines to manufacture chassis to.

I mean, you could say about adding length to accomodate saddles length wise, but then what about the 4wd cars that can't accept that overal length and cells are then made longer, you go from alienating one style chassis design to alienating another.

One size for Stick
One size for a Saddle

c0sie 27-10-2008 02:51 PM

Quote:

Originally Posted by eda (Post 172463)
Can ayone actually explain why size is an issue?

Sorry Ed, but are we still talking about LiPo's here?

bigred5765 27-10-2008 02:54 PM

quiet right and that will probably be what they do (I hope) but thats down to the Eb,I'm buying one stick pack to play with over the winter that will fit most std 2wd cars,and buy my main batch when i see the approved list,

peetbee 27-10-2008 02:55 PM

Quote:

Originally Posted by Bungleaio (Post 172483)
They are actually shorter than the 3200's by 1mm, their dims are 70Lx47Wx30H. you might be able to take the 0.5mm of the lenght of each cell but taking 5mm off the hight may be pushing it a little

LOL, now that would be a bit too much!

NB Please note I was joking!


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