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coolhandcountry
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01.29.2006, 02:46 PM

Well That is good to know. I think the lehner 19 series has more torque than the feigaos do. If the motor makes you happy and satisfied why worry about it though. I am just a hard person to satisfy. :D


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GriffinRU
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02.04.2006, 12:56 AM

It is incorrect to compare plettenberg with XL motors and lehner 19 series and up...

Plettenberg motor can be compared with L-series motors. Being 4-pole motor makes it very torque motor but with limited RPM range. That is why not every ESC will handle it with ease. For example BK controllers do not have protection over high RPM (you can destroy batteries or ESC), while schulze controllers do have that (by limiting RPM). When 4-pole motor used you need to reduce RPM supported by ESC by factor of 2 (compared to 2-pole motor) and then do the comparison.

BK and Scultze can run up to 65000 with 2-pole motors
MGM Compro can do 150000 with 2-pole motors

With 4-pole that would be half and half.

Also plettenberg motor has poles in configuration which creates high magnetic friction (while it can be configured to self-cancelling), which can be useful in some applications and bad in others.

Artur

P.S. Somewhere I was reading that lehner motor are 4-pole motors is that correct? Haven't had one yet...

Last edited by GriffinRU; 02.04.2006 at 01:00 AM.
   
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boss 302
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02.04.2006, 11:03 AM

Quote:
Originally Posted by GriffinRU
P.S. Somewhere I was reading that lehner motor are 4-pole motors is that correct?
im pretty sure they are 2 pole but i could be wrong
   
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rhylsadar
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02.04.2006, 11:52 AM

@GriffinRU
i don't get your argument. the plettenberg maxximum might be compared to the L series. maybe. from all i read and saw it is pretty much more powerful. but the bigmaxximum suerly plays in the same range as the XL motors.
a lehner 1930 is in the range of a maxximum. the 1940 or 1950 are more on the bigmaxximum level.
yes the pletts are 4poler which poses some problems sometimes.
the schulze controllers can to 63'000 rpm with 4polers and double the rpm with 2polers.
i am also pretty sure that the lehners are 2polers.
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GriffinRU
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02.04.2006, 02:30 PM

Quote:
Originally Posted by rhylsadar
@GriffinRU
i don't get your argument. the plettenberg maxximum might be compared to the L series. maybe. from all i read and saw it is pretty much more powerful. but the bigmaxximum suerly plays in the same range as the XL motors.
a lehner 1930 is in the range of a maxximum. the 1940 or 1950 are more on the bigmaxximum level.
yes the pletts are 4poler which poses some problems sometimes.
the schulze controllers can to 63'000 rpm with 4polers and double the rpm with 2polers.
i am also pretty sure that the lehners are 2polers.
bye
rhylsadar
My comment based on overall dimensions. Check side by side picture. Plettenberg motor dimensions are closer to L-series then XL. But has extra features in the can design, which makes it run cooler and overall setup makes it run with better efficiency (in limitted RPM range!) then feigao/nemesis/hacker.

Artur
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