WS7 Series of IGBT Inverter DC TIG Welder
Process
1.Technical parameter
WS7-315 |
WS7-400 |
WS7-500 |
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Power source |
3-phase 380V/415V 50Hz |
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Rated input capacity |
12.2KVA |
17.3 KVA |
23.7 KVA |
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Rated input current |
18.6A |
26.3A |
36A |
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Rated welding current |
315A |
400A |
500A |
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Welding current |
315A 60%DE |
400A 60%DE |
500A 60%DE |
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250A 100%DE |
315A 100%DE |
400A 100%DE |
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Adjustment range of current |
20-315A |
20-400A |
20-500A |
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Efficiency |
83% |
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No-load voltage |
TIG |
40-50V |
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MMA |
70-80V |
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Current up/down-slope time |
0-10S |
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Time for pre-gas sending |
1S |
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Time for delay gas sending |
5S |
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Arc-start means |
HF |
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Dimensions (mm) |
590×306×500 |
590×306×500 |
640×326×560 |
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Weight (Kg) |
35 |
40 |
55 |
Detail chart



