Otto Arc Systems, Inc. Power Supplies


OW-ARC 180

OW-ARC 180

Technical Specs (pdf)

The OW-ARC 180 orbital welding power supply provides precise control of the weld current, electrode travel speed, and OD shield gas flow, this produces consistent and repeatable weld results. The OW-ARC 180 features a touch-screen display for easy navigation and data input. To access menus and input weld data, the operator presses the touch screen over the selection. In the Single Level Mode, users can enter data using simulated thumb wheels.

Water Circuit Tank
Input Voltage 115V - 230V ±15%
Frequency 50Hz / 60Hz Single Phase
Cooling Capacity 800W
Water Flow 8 L/min / 2.1 gallon/min
Pump Head 40m
Cooling Tank Capacity 6.8 L
Insulation Protection Class F / IP21

Performance:

  • Windows CE embedded version operating system
  • Up to 20 levels of parameter control per welding program
  • Stores 200 welding programs in internal memory
  • USB support for importing and exporting data
  • Controls for welding current, travel speed, wire speed, and shielding gas
  • Control pendant display for real-time data monitoring
  • Fault detection and message display for easy maintenance
  • Integrated printer
  • Welding heads available for a wide range of welding applications
  • Integrated water cooling system
  • Solid metal case for convenient transport
  • Choice of either 230V or 115V voltage
OW-ARC 180
Main Voltage Supply 230V 115V
Current 5 - 180A 5 - 150A
Duty Cycle 20°C 180A/35%, 150A/60%, 120A/100% 150A/35%, 120A/60%, 100A/100%
Duty Cycle 40°C 180A/35%, 150A/60%, 120A/100% 150A/35%, 120A/60%, 100A/100%
Open Circuit Voltage 90 V
Input (wave) 1x230V (-20% to +15%)
1x240V (-20% tp +10%)
1x115V (-15% to +15%)
1x110V (-15% tp +20%)
Frequency 50Hz / 60Hz Single Phase
Type Inverter
Max. Power 6.2 kVA
Recommended Power 8.5 kVA
Efficiency 0.99/89%
Insulation / Protection Class F / IP21
Working Temperature -10°C to +40°C
Cooling/Weld Head Cooling Fan, Air, or Water
Screen 10" touch screen
Functions Gas, rotation, current, and wire feeding control
Program storage 100
Number of Levels (per program) 20
Printing Integrated Printer
Dimmensions mm (inches) 620mm x 400mm x 285mm
(24" x 15.75" x 11")

OW-ARC 250

OW-ARC 250

Technical Specs (pdf)

The OW-ARC 250 uses an intelligent PC basis control system with digital signal processing chips and high resolution monitoring for every output and sampling signal. It also contains a windows CE embedded version operating system and simple operating interface for accurate welding. Also includes keyboard support, mouse operation; off-line programming and off-line printing function.

Water Circuit Tank
Input Voltage 115V - 220V ±10%, 50/60Hz
Cooling Capacity 800W
Water Flow 8 L/min / 2.1 gallon/min
Pump Head 40M
Cooling Tank Capacity 5.5 L / 1.45 Gallons
Insulation Protection Class F/IP21
Weight (ex. coolant) kg/lbs 12 kg / 26.4 lbs.

Performance:

  • Up to 20 levels for each program for accurate welding control
  • Internal memory can store 100 welding programs
  • USB support for importing and exporting data
  • Controls for welding current, travel/wire speed and gas
  • Control pendant display for real-time data monitoring
  • Welding distance can be set according to time or degree
  • Arc voltage tracking control for peak and/or base values or simultaneous values
  • Oscillation edge lock function
  • Memory function for welding parameter during the process
  • Fault detection and message display for easy maintenance
  • Pulse rotation and pulse wire feeding function
  • Wire feeding ON/OFF during the welding process
  • Current, rotation/wire feed speed, oscillation width and speed, center position, arc voltage and gas are adjustable during the welding process
  • Data transfer between the same series power source by USB driver
  • Option to choose offline programming and printing with USB support
  • Welding heads available for autogenous (fusion) / wire feed applications
  • Multi-axis function display
  • Integrated water cooling system/Internal printer to print data and reports
  • Solid metal case for convenient transport
OW-ARC 250
Type Inverter
Current 5 - 200A
Duty Cycle 200A 60% / 155A 100%
Open Circuit Voltage 55 V
Input Voltage Auto Shift 115V - 240V 50/60Hz Single Phase
Frequency 1-50Hz / 60Hz
Torch Cooling External water circuit
Power 5KVA
Display Industrial PC
Functions Gas control, rotation control, current control, wire feeding, oxcillation, and Arc voltage control
Program storage 100
Sector 20
Insulation / Protection Class F / IP21
Weight (ex. coolant) kg/lbs 30 kg (71 lbs.)
Dimmensions mm (inches) 586mm x 312mm x 370mm
(23" x 12.3" x 14.6")

OW-ARC 400

OW-ARC 400

Technical Specs (pdf)

Service Manual (pdf)

The OW-ARC 400 digital GTAW (TIG) welding power source consists of an inverter power supply, remote control pendant, integrated water cooling system and gas bottle rack on a portable chassis. The system utilizes a state-of-the-art PC controller and is designed for medium to thick wall pipe and tubing. It offers easy programming and versatility to tackle the most demanding piping applications for power generation, petrochemical, marine and aerospace industries.

  • Windows CE embedded version operating system
  • Up to 20 levels of parameter control (sector/levels) per welding program
  • Stores 100 welding programs in internal memory
  • Parameter controls for welding current, travel speed, wire speed, shielding gas and AVC / OSC control
  • Arc voltage tracking control for peak and or base value tracking or simultaneous tracking
  • Welding heads available for autogenous (fusion) / wire feed applications
  • Control pendant display for real-time data monitoring (save data or graphics for printing)
  • Oscillation controls - width, speed and center position are adjustable during the welding process
  • High frequency or touch start arc ignition
  • Built in integrated water cooling system
  • Comprehensive fault detection and message display for easy maintenance
  • Option to choose offline programming with offline printing
OW-ARC 400
Type Inverter
Current 5 - 400A
Duty Cycle 400A, 60% / 310A, 100%
Open Circuit Voltage 72 V
Input Voltage 240V - 480V 3 Phase
Power 13.5KVA
Torch Cooling Integrated water circuit
Display Industrial PC
Functions Gas control, current control, rotation control, wire feeding, oscillation, and Arc voltage control
Program storage 100
Number od Levels (per program) 20
Insulation / Protection Class F / IP21
Water Tank Capacity 15L / 4 Gallons
Weight (ex. coolant) kg/lbs 135 kg (297 lbs.)
Dimmensions mm (inches) 1110mm x 545mm x 1120mm
(43.7" x 21.45" x 44")