A selection of DC drives

DC Drives

AFi Systems are able to supply and repair a wide host of DC drives.

Unlock high-torque performance and precise dynamic speed control with high-power DC Drives, the workhorses of heavy industry. Engineered for applications demanding maximum starting torque and continuous power across full speed ranges, DC drives provide the essential control needed for severe duty cycles. From continuous steel rolling mills to high-capacity mine hoists, extruders, and heavy-duty cranes, these units deliver instant response, smooth speed regulation, and reliable operation under extreme loads

Example of a DC drive

All repairs and refurbished units sold through AFi Systems come with a 2-year warranty!

Example of a DC drive

At AFi Systems we offer comprehensive support for all types of DC Drives and thyristor converters. From Eurotherm/Parker SSD to ABB, Control Techniques (Nidec) to Siemens or Sprint Electric, we can service drives from a plethora of different vendors. Requests for refurbished, new surplus, or factory-new articles can all be accommodated, and our expert team with decades of experience are primed to handle both in-house and on-site repairs for any units requiring service with quick turnaround times using state-of-the-art testing equipment. Boasting a no-fix, no-fee policy and a two-year warranty for all repairs, we at AFi Systems take pride in our work, and will always endeavour to ensure your satisfaction.

Free evaluations for your DC drives, with a no-fix no-fee policy!

Any refurbishment includes the replacement of any components likely to degrade over time such as power semiconductors (SCRs/thyristors), gate firing circuit boards, electrolytic capacitors, and electromechanical parts like cooling fans, before being soak tested under full load in one of our dedicated drive bays so we can be confident in our two-year warranty. Our refurbishment services include drives for obsolete products whose legacy fieldbus communications or analog feedback loops prohibit easy retrofitting.

Example of a DC drive

6RA2418-6DS22-0 - Siemens

6RA2418-6DS22-0 - Siemens

SIMOREG DC Drive D485/30..

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6RA2231-6DS22-0 - Siemens

6RA2231-6DS22-0 - Siemens

Simoreg DC Drive 125A Single Quadrant..

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6RA2375-6DS21-0 - Siemens

6RA2375-6DS21-0 - Siemens

Simoreg DC Drive 200A..

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6RA2332-6GV61 - Siemens

6RA2332-6GV61 - Siemens

Simoreg DC Drive 500V..

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6RA2625-6DB57-0A - Siemens

6RA2625-6DB57-0A - Siemens

Simoreg DC Drive 53 Amp..

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6RA7075-6DV62-0 - Siemens

6RA7075-6DV62-0 - Siemens

Simoreg DC Drive 88KW 210A..

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6RA7075-6DV62-0-Z - Siemens

6RA7075-6DV62-0-Z - Siemens

Simoreg DC Drive 88KW 210A without Z options..

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6RA7018-6DV62-0-Z - Siemens

6RA7018-6DV62-0-Z - Siemens

simoreg DC Drive D420/30 4 Quadrant, 3 phase 400VAC, Output DC 420V, 30A, 25A controllable field rec..

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6RA7031-6FV62-0 - Siemens

6RA7031-6FV62-0 - Siemens

Simoreg DC Master Converter..

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6RA7082-6FS22-0 - Siemens

6RA7082-6FS22-0 - Siemens

Simoreg DC Master Converter..

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6RA7082-6FV62-0 - Siemens

6RA7082-6FV62-0 - Siemens

Simoreg DC Master Converter..

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6RA7082-6FS22-0-Z - Siemens

6RA7082-6FS22-0-Z - Siemens

SIMOREG DC Master STROMRICHTERGERAET MIT MIKROPROZESSOR FUER EINQUADRANTANTRIEBE SCHALTUNG B6C EINGA..

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