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AC/DC TIG WELDING MACHINE

TECHNICAL SPECIFICATION 
MODEL JK-TWM-380
Power Source:  Inverter Digital Technology GTAW AC/DC Welder
Mains connection voltage  3ph, 50/60 Hz 380...460 V ±10 %
Maximum supply current  12...16 A
Fuse  16 A
Open circuit voltage (average)   MMA, 50 V
Rated maximum output at 40 °C  40 % TIG, 300 A / 22 V
Range of output TIG 3 A / 1 V ... 300 A / 38 V
MMA 10 A / 10 V ... 250 A / 39 V
Power factor, λ 400 V, MMA 250 A /30V, 0.9
Efficiency, ƞ 400 V, MMA 190A/27.6V, 85%
Idle power  TIG 20 W
Operating temperature range  -20...+45 °C
Storage temperature range  -20...+60 °C
EMC class  A
Degree of protection  IP23
Voltage supply for cooling unit Ucu  380...460 V
Functions TIG: TIG HF Start, TIG 
LIFT Start  & TIG Spot provided
Pre Flow 0 to 10 Sec
Start Current Adjustment 5 – 300%
Up Slope Adjustable 0-5 Secs (Steps of 0.1 sec)
Down Slope  0.1 – 15 sec.
Post Flow  0 to 30 sec
Hot Start level  - 80% to + 100%
Hot Start time  0.1 sec to 9.9 sec
2/4 stroke  Yes
Current mode  DC-/ DC+ / AC/ MIX
MMA settings:  
Hot start  -10 ... +10, step 1 (Default = 0)
Arc force  -10 ... +10, step 1 (Default = 0)
MMA antifreeze OFF / ON (Default = OFF)
VRD mode OFF / ON (Default = OFF)
Cooling Unit minimum specifications  
Connection voltage  220...460 V AC, 1~/3~
Maximum rated supply current  1.0 A
Rated cooling power at 1 l/min  0.9 kW
Cooling power at 1.6 l/min  1.0 kW
Recommended coolant  MPG 4456
Coolant pressure 0.4 MPa
Tank volume  3.0 1
Operating temperature range *  -20 ... +45 °C
Storage temperature range  -20 ... +60 °C
EMC class  A
Degree of protection **   IP23
Supplied along with Welding Power Source, Water Cooling Torch, Water Cooling Unit.