RDC7641BrochureEnglish Non Print

RDC-7641

Reversing DC for Aluminum Welding

IDEAL FOR WELDING ALUMINUM RoMan’s patented * water-cooled Reversing MFDC power supplies are lightweight and designed to be used in robotic welding of aluminum in a variety of industry applications including Automotive, Aerospace, Industrial and many other markets. * Patent D791,847

Improved Quality & Reduced Costs • Longer electrode life

• Nugget growth location • Lower capital expenditure • Longer tip cutter life • Faster cycle time

RoMan’s RDC-7641 Power Supply Features: • KVA: 225

• Primary Volts: 650 • Frequency: 1000 Hz

• Current Capacity: Up to 32K amps • Fully encapsulated to ensure long life

RDC-7641 Secondary View

RDC-7641

Power Supply Rating Diagram RoMan Reversing DC 32KA Version

Schematic Drawing

67 ms (3/4 cycles) 100 ms (5/6 cycles)

200 ms (10/12 cycles) 400 ms (20/24 cycles) 1000 ms (50/60 cycles) 2000 ms (100/200 cycles) CONT Ideal Operating Parameters same point, 0.0167 s weld time, 16.7% duty

Notes • These curves are based on rated water flow of 15 L.P.M. (4 G.P.M.). • Maximum water in temperature of 30°C.

For more information

Grand Rapids, Michigan | 616.530.8641 | romanmfg.com

9-2017

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