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Startup RRU

9/11/2009 4:23 PM	Rate (0)
Eric Rosa Posts: 2 Rating: (0)	Srs, we have here on our site a RRU for feeding a link DC of seven SIMOVERT CUVC, we have notice that regulation of this RRU are not good ( I and V) , due this we are planning to do another circuit identification for a new adjust regulation. Our doubt is : Is it necessary our seven SIMOVERT CUVC been connect to the link DC for the circuit identification ?
Eric Rosa Posts: 2 Rating: (0)	Last edited by: Eric Rosa at: 9/11/2009 4:24 PM
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9/12/2009 8:36 PM	Rate (0)
powerpack Posts: 74 Rating: (3)	Yes they must be in circuit for a citcuit ID
powerpack Posts: 74 Rating: (3)
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9/14/2009 2:42 PM	Rate (0)
Eric Rosa Posts: 2 Rating: (0)	Thanks for your reply! But I have another doubt, is enough a circuit ID forget better the VDC regulation? Or we need do anything more?
Eric Rosa Posts: 2 Rating: (0)
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9/15/2009 12:29 PM	Rate (0)
powerpack Posts: 74 Rating: (3)	I have also found that drives that are not properly commisioned or have not had circuit IDs done after a motor swop or a drive swop etc also affect the RRU or AFEs regulation. Where the motor current seems stable but the RRU or AFEs current is oscillating like crazy. If a RRU circuit ID does not sort it out then do the drives as well.
powerpack Posts: 74 Rating: (3)
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