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. |