ROMAN MANUFACTURING

Water-Cooled AC, DC and MFDC Resistance Welding Transformers and Power Supplies available from Weld Systems Integrators, Inc.

Partner Logo - RoMan Manufacturing | Weld Systems Integrators

RoMan transformers and power supplies are available from Weld Systems Integrators. WSI is a distributor of RoMan water-cooled AC, DC and MFDC resistance welding transformers and power supplies. We keep an inventory of new, used and rewound resistance welding transformers IN-STOCK at our Warrensville Heights location for quick shipment and delivery.

REVERSING MFDC POWER SUPPLY

Lightweight and can be used in robotic welding of aluminum in a variety of applications. Aluminum welding 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
RoMan Reversing MFDC Transformer | Weld Systems Integrators

FAST RISE TIME MFDC POWER SUPPLY

Provides an alternative to traditional capacitive discharge welding (CDW). FRT-MFDC power supply features:

  • 650 Volt, 1,000 Hz
  • 225 KVA @ 50% duty cycle
  • Secondary no load DC voltage of 13.0 & 17.5 volts
  • Thermostat protection
  • Secondary pick-up coil
  • Fully encapsulated to ensure long life
  • Water-cooled, 15 L.P.M. (4 G.P.M.) minimum @ 30°C
  • Weight: 50 kilograms (110 lbs)
RoMan Fast Rise Time Transformer | Weld Systems Integrators

MFDC / INVERTER POWER SUPPLIES

Lightweight water-cooled inverter power supplies are ideal for robotic welding applications.

  • KVA Range: 7 – 1,500 KVA
  • Primary Volts: 325 – 800 Volts
  • Frequency Range: 400 – 2,000 Hz
  • Size: Rectifier capacity from size 1-48
  • Thermoswitch Protection
  • Fully encapsulated to ensure long life
  • Optional accessories: Secondary pick-up coil
RoMan MFDC Transformer | Weld Systems Integrators

FIXTURE-TYPE WATER-COOLED TRANSFORMERS

Ideal for multi-spot welding fixtures.

  • KVA Range:  25 KVA – 200 KVA (rated at 50% duty cycle)
  • Primary Voltages: 400 Volts, 50Hz | 480 Volts, 60Hz | 575 Volts, 60Hz
  • Fully encapsulated to ensure long life
  • Optional accessories: Secondary Parallel Bar Kit, Secondary Series Bar Kit, Grounding Reactors, Available remotely mounted Switchgear / Tap Switch, Over temperature thermoswitches

RoMan Fixture Transformer | Weld Systems Integrators

TRANSGUN WATER-COOLED TRANSFORMERS

Compact and lightweight, making them ideal for robotic and fixture spot welding applications.

  • KVA Range: 35 KVA to 136 KVA (rated at 50% duty cycle)
  • Primary Voltages: 240 Volts, 60 Hz | 480 Volts, 60 Hz | 575 Volts, 60 Hz
  • Flat secondary pads
  • Over-temperature thermoswitches
  • Fully encapsulated to ensure long life
  • Optional accessories: Special secondary pads, Secondary shunt adaptors, Secondary pick-up coil

RoMan Transgun Transformer | Weld Systems Integrators

PORTABLE GUN WATER-COOLED TRANSFORMER

Ideal for portable welding, remote robot, or manual welding guns.

  • KVA Range: 50 KVA to 200 KVA (rated at 50% duty cycle)
  • Primary Voltages: 480 Volts, 60 Hz | 575 Volts, 60 Hz
  • Secondary connections to accept low reactance (kickless) welding cables
  • Parallel Bars installed – optional Series Bars included
  • Integral hangers for over-head mounting
  • Fully encapsulated to ensure long life
  • Optional accessories: Dual Kickless Cables, Over-temperature thermoswitches, Grounding Reactor

RoMan Portable Gun Transformer | Weld Systems Integrators

MACHINE WATER-COOLED TRANSFORMERS

Ideal for press, seam, rocker arm, cross wire and other welding applications.

  • KVA Range: 20 KVA – 500 KVA (rated at 50% duty cycle)
  • RWMA standard machine pad sizes and hole spacing
  • Primary Voltages: 480 Volts, 60Hz (7 – 1/4″ x 9 – 1/4″ and 7 – 3/4″ x 10 – 1/4″ only) | 575 Volts, 60Hz
  • Fully encapsulated to ensure long life
  • Optional accessories: Available remotely mounted Switchgear / Tap Switch, Over-temperature thermoswitches
RoMan Machine Transformer | Weld Systems Integrators

DC / LOW-FREQUENCY WATER-COOLED TRANSFORMERS

Ideal for high current, long-duty cycle applications–large ring projection, flash-butt and rim welding.

  • KVA Range: 10 – 3,000 KVA
  • Primary Voltages: 200 – 800 Volts
  •  Frequency: 50 – 60 Hz
  • Secondary Voltages: 0.5 – 50 Volts
  • Secondary Current Output: 1KA – 1,000KA
  • Fully encapsulated to ensure long life
RoMan DC Transformer | Weld Systems Integrators
Weld Systems Integrators is your complete source for resistance welding equipment, consumables, parts and accessories with WORLDWIDE shipping. For more information, or to request a quote, please give us a call at 844-WSI-WELD or +1-216-475-5629.

For more information on RoMan Manufacturing, visit www.romanmfg.com.