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Posted

Hey all,

was about to get a couple of my boats together to run with a friend tomorrow, and was going to use the TEU-101BK ESC in one of them. Then just realized that the motors in the boats are 550 cans. Would this be a problem for the TEU-101BK ESC?

Thanks,

Rob

Posted

i know someone who ran a 550 motor on a no limit m troniks esc, and was fine what is the motor limit on your esc??? im sure the 550 will be around 24 turns but dont qoute me on it :(

Posted

I think 550 motors can be run as if they were 540 motors with more turns. For instance, a Traxxas Xl-5 ESC can run a 12 turn 550 or a 15 turn 540. I'm not 100% sure why this is, though.

The 101BK speed control is only supposed to run 27(or 23?) turn motors, officially, but people run hotter motors sometimes without problems.

Posted

A 550 is much easier on the ESC than a 540, the extra length of wire in the motor means it draws less current.

The only problem though is how much more load the prop might have on the motors.

Posted

I see.

Well, when we took the boat out it was running fine, then at full throttle would begin to "cut out". It would be running at full, then with the throttle still at full, the power to the motor would cut out completely. If you released the throttle back to zero, you could get it moving again. Is this the way some sort of thermal protection in the esc works? When checking the esc, the temp seemed fine to me - I could keep my finger on it no problem at all, it just seemed warm. Perhaps the esc is pretty sensitve. So in this application, it's a no go, or partial throttle go anyway.

About the 550s - are the basic cans pretty standard, like basic 540s? Are the turns usual the same?27? Does a 550 have more rpm than a 540? I'm just asking because I have graupner cobra, and was wondering if swapping the graupner speed 500 race, for the 550 would increase performance, all other things remaining the same.

Rob

A 550 is much easier on the ESC than a 540, the extra length of wire in the motor means it draws less current.

The only problem though is how much more load the prop might have on the motors.

Posted

It depends on the motor. 550can is easier on the ESC with 7.2V. Most of the powerful 550cans are designed to work with 14.4V so they don't draw much amp on half the voltage.

Posted

550's are like 540 motors in that they come in different numbers of turns. In general, 550 motors have a bit more torque than 540 motors. You do have to be sure you use one that is meant for whatever voltage you run. (7.2 or 14.4, etc.) :)

Posted

This 550 is the motor that came with the Kyosho Streamliner and Harborstar. It's meant for 7.2v. If there is a basic "silver can" 550 - this is probably it.

Rob

550's are like 540 motors in that they come in different numbers of turns. In general, 550 motors have a bit more torque than 540 motors. You do have to be sure you use one that is meant for whatever voltage you run. (7.2 or 14.4, etc.) ;)
Posted
This 550 is the motor that came with the Kyosho Streamliner and Harborstar. It's meant for 7.2v. If there is a basic "silver can" 550 - this is probably it.

Rob

I couldn't find those, but the Twinstorm uses 19 turn 550 motors.

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