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Unread 03-04-2011, 14:34
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Jeffy Jeffy is offline
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AKA: Jeff Gier
FRC #2410 (Metal Mustang Robotics) #159 (Alpine Robotics)
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Join Date: Mar 2008
Rookie Year: 2008
Location: Fort Collins
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Re: Iterave design, 2011

Quote:
Originally Posted by Hawiian Cadder View Post
i think were good, but does anyone see a problem with continuously stalling a rs550 at 14 amps?
Absolutely. The BB motors get their cooling from a fan attached to the armature, if the motor is stalled, no cooling. We had a deffective gearbox with a 550 for the arm on a 20 amp fuse. It got unbearblely hot within 30 seconds and thermal shut off in under a minute.

What have your tests shown?
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Metal Mustang Robotics 2410 (2008-2011)
2008 STL Rookie All-Star
2010 GKC Finalists
2010 OKC Champions
Alpine Robotics 159 (2012-)
2012 CO Finalists

700 miles from home, 2 miles from FRC. Life is good.