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

6RA8261-2CA00 - Siemens

6RA8261-2CA00 - Siemens

Simoreg Control Board..

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6RA2483-2FV62 - Siemens

6RA2483-2FV62 - Siemens

Simoreg converter inc fuses..

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6RM7098-4DS02 - Siemens

6RM7098-4DS02 - Siemens

SIMOREG CUBICLE UNIT 400V W.6RA70 CONVERTER/MICROPROCESS. FOR SINGLE-QUADRANT DRIVES CONNECTION: B6C..

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6RA2616-6DX30-0A - Siemens

6RA2616-6DX30-0A - Siemens

Simoreg D200/22 DC Drive..

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6RA5021-3MA02 - Siemens

6RA5021-3MA02 - Siemens

Simoreg D400/35 DC Drive..

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6RA2225-6DV62-0 - Siemens

6RA2225-6DV62-0 - Siemens

Simoreg D400/60 DC Drive 60A 2 Quad..

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6RA7013-6DV62-0 - Siemens

6RA7013-6DV62-0 - Siemens

Simoreg D420/15 4 Quadrant DC Drive 15A..

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6RA7013-6DV62-0-Z - Siemens

6RA7013-6DV62-0-Z - Siemens

Simoreg D420/15 4 Quadrant DC Drive 15A..

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6RA7081-6DV62-0 - Siemens

6RA7081-6DV62-0 - Siemens

Simoreg D420/400 4 Quadrant DC Drive 400A 3PH 400V , 332A Controllable Field Rectifier..

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6RA7025-6DV62-0 - Siemens

6RA7025-6DV62-0 - Siemens

Simoreg D420/60 4 Quadrant DC Drive 3 phase 400VAC, 60A with controllable field rectifier..

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6RA2485-6DV62-0 - Siemens

6RA2485-6DV62-0 - Siemens

Simoreg D420/600 K Converter 400VAC 4 Quad DC Drive..

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6RA7091-6FV62-0 - Siemens

6RA7091-6FV62-0 - Siemens

Simoreg D480/1200 DC Master Converter..

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6RA2481-6DS22-0 - Siemens

6RA2481-6DS22-0 - Siemens

Simoreg D485/250 DC Drive 400A, 1 Quad, 3 phase, 400VAC..

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6RA2485-6DS22-0 - Siemens

6RA2485-6DS22-0 - Siemens

Simoreg D485/600 DC Drive 600A, 1 Quad, 3 phase, 400VAC..

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6RA7031-6DV62-0 - Siemens

6RA7031-6DV62-0 - Siemens

Simoreg DC 4-Quadrant Drive 3AC 400V..

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6RA7000-0MV62-0 - Siemens

6RA7000-0MV62-0 - Siemens

SIMOREG DC Control Module, 3PH AC 400V..

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6RA7095-4DS22-0 - Siemens

6RA7095-4DS22-0 - Siemens

SImoreg DC converter 1Q 400VAC 2000A..

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