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Upgrade Simoreg DC Drive

8/31/2015 5:27 AM	Rate (0)
jenie Experienced Member Joined: 10/3/2006 Last visit: 7/15/2025 Posts: 44 Rating: (0)	I want to upgrade my Simoreg DC Drive to Sinamics. The rating is D600/250 mreGDEF6S22-3A1 INPUT 500V 205A OUTPUT 600V 250A. Which Sinmics drive should I use?

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8/31/2015 5:44 AM	Rate (0)
jenie Experienced Member Joined: 10/3/2006 Last visit: 7/15/2025 Posts: 44 Rating: (0)	jenie I want to upgrade my Simoreg DC Drive to Sinamics. The rating is D600/250 mreGDEF6S22-3A1 INPUT 500V 205A OUTPUT 600V 250A. Which Sinmics drive should I use? Simoreg Part number = 6RA2277-6GS22-0

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8/31/2015 7:06 AM	Rate (0)
KSN Platinum Expert Joined: 8/25/2006 Last visit: 8/22/2025 Posts: 2218 Rating: (282)	Hello. You need 6RA8081-6GS22-0AA0.

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This contribution was helpful to 1 thankful Users jenie

8/31/2025 1:27 PM	Rate (0)
lokesh_khemka58 Joined: 8/31/2025 Last visit: 8/31/2025 Posts: 2 Rating: (0)	We are using a 6RA22 drive of 850 amps rating. We have been suggested to change the Control module with 6RA80CM and retain the thyristors which will result in cost savings. In this method the drive gets upgraded to 6RA80 without having to spend the money for 850 amps rating. Is this feasible and a lasting solution?

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