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Sinumerik840D Dc Link overvoltage error

9/8/2009 10:06 PM	Rate (0)
PatraStone Posts: 2 Rating: (0)	Hello there im wondering if you could help with a siemens sinamics error that im getting on my Cnc240 machine for granite cutting , we get a Dc link overvoltage and the machine wont start we didnt do anything unusual, the serial number for the sinamics is 6sl3120-ite23-0aa3
PatraStone Posts: 2 Rating: (0)	Last edited by: PatraStone at: 9/10/2009 4:45 PM Last edited by: O_Moderator at: 9/9/2009 10:37 AM
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9/11/2009 5:57 PM	Rate (0)
Gebhardt Karl Posts: 1502 Rating: (176)	Hello I don't kwow what you mean. Does flash LEDs ? What Alarm-Numbers are on Display. You can make a Photo, if LED are flash.
Gebhardt Karl Posts: 1502 Rating: (176)
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9/11/2009 9:13 PM	Rate (0)
PatraStone Posts: 2 Rating: (0)	the number was 23002 and 25201 for axis b1 drive fault error we got it working, one of those computer boxes blew up so we had to replace it
PatraStone Posts: 2 Rating: (0)	Last edited by: PatraStone at: 9/11/2009 9:16 PM
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9/17/2009 7:45 AM	Rate (0)
CNCX Posts: 9 Rating: (0)	DRIVE IS MALFUNCTIONING. MIGHT HAVE PROBLEM WITH THE IGBT & RECTIFIER.
CNCX Posts: 9 Rating: (0)
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9/25/2009 7:34 AM	Rate (0)
vki Posts: 63 Rating: (3)	But have you tried analyse rootcause fro this problem? Hints: Faulty module may be used for spindle application.If so Ramp up/ down as per design? Is there any under rating of module?[ i.e calculated load and actual load are too different]
vki Posts: 63 Rating: (3)
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