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Re: (ET) Introduction from Michigan
Or just remake GE’s solution for extended range.
https://www.myelec-traks.com/GEH-4018.pdf
<https://www.myelec-traks.com/GEH-4018.pdf>
Regards,
Dean Stuckmann
5432 County Road U
Newton, WI 53063-9624
920-901-2288
> On May 1, 2024, at 9:49 PM, David Roden <etpost drmm net> wrote:
>
> On 1 May 2024 at 19:37, Christopher Zach via Elec-trak wrote:
>
>> I thought about this last night, and true: The E12 motor (at least the
>> one with a field) *can* be run with field weakening, but it's not
>> supported by the simple contactor controller.
>>
>> The E12 with the permanent magnet motor of course can't do field
>> weakening unless you remove magnets (so not advised :-)
>
> Shouldn't be too tough to add a FW "turbo" button.
>
> You can also get the effect of FW without a FW controller by just
> raising
> the armatujre voltage.
>
> Build yourself a battery box to hang on the back, and stuff it with 2
> more
> batteries. Now you have 48 volts of go-faster.
>
> I'm pretty confident that the drive motor would be fine at 48 volts.
> Mower
> and other attachment motors, not so sure. If you wanted to be safe, you
> could tap the battery at 36 volts for them. That would imbalance the
> battery worse than it already is, so you'd want to charge your extra 12
> volts separately.
>
> Just a thought.
>
>
> David Roden - Akron, Ohio, USA
>
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