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Thread: copeland reman dmrh750ewm help
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30-04-2013, 09:17 PM #1
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copeland reman dmrh750ewm help
hi i need some help with the wiring of the above compressor for D O L running, it is a reman and came with no wiring diagram i think it is now wired in star formation it runs but hot and it stalls sometimes in mid run pulling 20a per phase,it is wired like this
u v w
x y z
3 phase going to u,v,w and x,y,z linked together( im not cleaver enough to draw it on here!)
oh and by the way its not really maked up with anything just 6 bolts sticking out the top of the comp body in 2 rows! helpful!
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30-04-2013, 09:34 PM #2
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Re: copeland reman dmrh750ewm help
you dont get long before its curtains if its wired wrong
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30-04-2013, 09:45 PM #3
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Re: copeland reman dmrh750ewm help
what is the diffrence between star and delta?
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30-04-2013, 11:17 PM #4
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Re: copeland reman dmrh750ewm help
About £1,000.00
Originally Posted by tait71
Star-Delta.jpgLast edited by Brian_UK; 30-04-2013 at 11:33 PM.
Brian - Newton Abbot, Devon, UK
Retired March 2015
