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CHANGEING ROTATION DIRECTION FOR 8MR3105-0MA

Created by: boni_m at: 6/29/2011 2:41 PM (3 Replies)

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6/29/2011 2:41 PM	Rate (0)
boni_m Posts: 7 Rating: (0)	Hi Guys, I recently bought the outlet fan8MR3105-0MA from Siemens to use in a drives project. The problem I have is that the fan sucks in air into the cabinet rather than blowing out. How do I change the rotation of this fan? Thanks, Boniface.
boni_m Posts: 7 Rating: (0)
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6/30/2011 6:29 AM	Rate (0)
PISCEAN 2010 Diamond Member Joined: 4/23/2010 Last visit: 12/31/2023 Posts: 8092 Rating: (878)	Please change the polarity of starting & running windings which will change the direction of rotation. (Do not reverse only supply wires.)

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6/30/2011 8:17 AM	Rate (0)
boni_m Posts: 7 Rating: (0)	Hi, Thanks DEEPSTR2010. With regards to changeing the direction of rotation, do you have a sketch of how to do this? Your help will be much appreciated. Rgds, boni_m
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6/30/2011 12:21 PM	Rate (0)
PISCEAN 2010 Diamond Member Joined: 4/23/2010 Last visit: 12/31/2023 Posts: 8092 Rating: (878)	Hello, Please refer the attached file. Prior to that, see what type of motor yours is. In the attached file I have considered the example of capacitor start capacitor run motor. Attachment 1phase motor connection change.jpg (315 Downloads)

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