Mailing List flyrotary@lancaironline.net Message #65738
From: Stephen Izett stephen.izett@gmail.com <flyrotary@lancaironline.net>
Subject: Re: [FlyRotary] Re: amp load for ec-3
Date: Sun, 24 May 2020 07:12:33 +0800
To: Rotary motors in aircraft <flyrotary@lancaironline.net>
Rich

I estimate that at cruise we might be drawing 14 Amps and in an emergency only able to shed a fuel transfer pump ~1.2 Amps leaving reserve fuel off ~45mins.
But not sure of what the inj and coils are actually drawing at various power settings.

Steve

> On 24 May 2020, at 6:44 am, Stephen Izett stephen.izett@gmail.com <flyrotary@lancaironline.net> wrote:
>
> Hi Rich
>
> My Renesis 4 port setup (standard injectors)
> Actual measurements except coils and injectors which I thought were educated guesses.
>
> EC2 0.3
> EM3 0.5
> COILS D585 5.0
> INJECTORS 2.0
> FUEL PRESSURE PUMP (2) 14.9
> FUEL TRANSFER PUMP 1.2
> O2 SENSOR 1.0
> Total on TO 24.9 Amps
>
> I’d like to know anyones actual coil and injector numbers.
>
> Cheers
>
> Steve Izett
>
>> On 24 May 2020, at 12:45 am, A R Goldman argoldman@aol.com <flyrotary@lancaironline.net> wrote:
>>
>> Add ignition to that. 🤕 renesis (04)
>>
>> Rich
>>
>> Sent from my iPhone
>>
>>> On May 23, 2020, at 11:30 AM, A R Goldman argoldman@aol.com <flyrotary@lancaironline.net> wrote:
>>>
>>> Greetings all
>>>
>>> Anybody know the total current draw for Tracy’s EC-3 including efi,injectors, pump, etc at about 7-8 k. Rpm?
>>>
>>> Thanks
>>>
>>> Rich
>>>
>>> Sent from my iPhone
>>>
>>>> On May 21, 2020, at 8:16 PM, Finn Lassen finn.lassen@verizon.net <flyrotary@lancaironline.net> wrote:
>>>>
>>>> Well, after several hours of Murphy working overtime, I finally was able to get the wiring on my EC3 chip programming board right, chips programmed and EC3 installed.
>>>>
>>>> Flux capacitor fluxing, injectors clicking and spark plug firing.
>>>>
>>>> Time to get the wheels on and roll it out and start the engine.
>>>>
>>>> Oh, wait, guess I need to finish and install the prop :(
>>>>
>>>> Finn
>>>>
>>>>
>>>>> On 5/21/2020 9:23 AM, Finn Lassen finn.lassen@verizon.net wrote:
>>>>> 1) Without prop any vibration will be from engine and PSRU and can inspect engine (leaks, etc.) with no fear of prop.
>>>>>
>>>>> 2) With prop less chance of over rev and some cooling air through rads and oil cooler.
>>>>>
>>>>> What do you think?
>>>>>
>>>>> Finn
>>>>>
>>>>>
>>>>>
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>>>>
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