Welding Capacity: Pipe Diameter Range: 4″ – 20″ (102 – 508mm) Pipe Length: Up to 12′ (3.6m) Welding Position: Vertical up Welding Process: Submerged Arc Welding (SAW) Welding Power Source: Input Voltage: 460V, 3-phase Rated Output Current: 1500 amps Duty Cycle: 100% at 1000 amps, 60% at 1500 amps Welding Head: Travel Speed: 3 – 30 inches per minute (76 – 762 mm/min) Torch Oscillation: 1/8″ (3mm) stroke, adjustable frequency Wire Size: 3/32″ – 5/32″ (2.4 – 4mm) Welding Control: PLC-based control system Touch-screen interface Programmable welding parameters Welding process monitoring and data logging Machine Features: Column and boom type structure Motorized travel and torch height adjustment Automatic flux feeding system Water cooling system for welding head and power source Safety features such as emergency stop and overload protection