Full Product Manual
9
General Performance Specications
Lightning MTS 275
MIG/TIG/Stick Amp Range 120V: MIG 30-150A/ TIG DC: 10-150A, AC: 15-150A / Stick 10-120A
240V: MIG 30-250A/ TIG DC: 10-250A, AC: 15-250A / Stick 10-200A
MIG Output Type Standard, non-pulse, with Flux-Cored Capability. Spool gun ready. (Spool gun is optional)
Volt Adjustment Range MIG 120V: 15.5-22V 240V: 15.5-30V
MIG Wire Feed Speed 120V: 60-400 (5-10 m/min) 240V: 60 to 600 IPM (.5-15 m/min)
Input Voltage 120-240V Single phase (208V is permissible but the Power Set function accuracy may be affected.)
Welder Type Digitally controlled, IGBT inverter type with CV Synergic MIG/Flux-Cored, CC AC-DC Pulse TIG, CC Stick
functions and Spool Gun capability.
Screen Type Digital 4.3” TFT color display
Wire Roll Size and Diameter .023”-.063” (.6mm to 1.6mm) wire diameters possible with optional drive rolls. .030” to .45” (.6mm to 1.2mm
recommended for most applications) Use optional smaller gun for best results for .023”/.6mm wire.
12” diameter roll (Up to 44 lbs.); 8” adapter available (10-12 lbs.); Notice: 4” Diameter not supported.
Pre/Post Flow Control MIG/TIG MIG: (Pre) 0-10 Seconds/ (Post) 0-10 Seconds; TIG (Pre) 0-10 Seconds/ (Post) 0-10 Seconds
Up/Down Slope of MIG Volts/ TIG Amps MIG: 0-1 Second, TIG: 0-10 Seconds
Power Set Synergic Function Synergic operation in MIG, TIG and Stick modes, which uses operator inputs of electrode/wire sizes, metal
thickness, and metal type to predict and set a workable range of amperage.
MIG Burn Back Timer Control 0-2 seconds
Inductance/Arc Force Control 0-100%
TIG Output Type AC/DC with Pulse Control and Wave Form Selection
TIG Wave Forms on AC 4 wave forms: Advanced Square, Soft Square, Triangular and Sine
AC TIG Frequency 20-200Hz
AC Balance 30-70% of Electrode Positive (+)
TIG Standard Pulse Frequency (AC/DC) .5-150Hz
Advanced AC Pulse (Mix of AC and DC-) .5-10Hz
Base Pulse TIG Amps ( Both Pulse Forms) 3-95% of Peak Amps
TIG Pulse Time On/Balance (Both Pulse Forms) 5-95%
Memory Saves up to 15 programs.
MIG/TIG Spot and Stitch Timer Spot: .5-15 Seconds Stitch: 0-15 Seconds
MIG Burn Back Timer 0-2 Seconds
Stick Output Type DC
Stick Hot Start Timer 0-2 Seconds
Stick Hot Start Intensity Control 0-100% over set welding amperage
Stick E6010 Capability Yes
Power Cable Length 9.5 ft. (3m)
Accessories 36 Series MIG torch ( some units, 25 Series) torch 9.5 ft. (3m), 18 Series water-cooled TIG torch (some units,
26 series), Work clamp with cable 9.5 ft. (3m). 300 A Stick torch with cable (3m), Floating ball type regulator.
Weight 83 lbs. / 38Kg
Dimensions 26”L x 11”W x 21.75”H(24.86” with handle) / 660mm L x 280mm W x 553mm H (632mm with handle)
Recommended Generator Minimum 12,000W Surge with Clean power output (See detailed information next page.)
Efciency
≥80%
Section 1 Introduction and Specifications