适用行业：
Features
■ Automatic protection from overcurrent, overheat, over/under voltage
■ Easy to start arc, arc stably and heat concentrated
■ Peak/bottom value of pulse, pulse frequency, pulse duty cycle and maintaining current all adjustable
■ Support DC TIG welding, pulse TIG welding and MMA welding
■ With all functions of WS7 series
Main Parameters
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|
WSM7-315 |
WSM7-400 |
WSM7-500 |
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Power source |
3-phase 380V/415V 50Hz |
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Rated input capacity |
12.2 KVA |
17.3 KVA |
23.7 KVA |
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Rated input current |
18.6 A |
26.3 A |
36 A |
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Rated TIG 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 (A) |
20-315 |
20-400 |
20-500 |
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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 |
0-10 S |
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Maintaining time |
0-10 S |
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Peak//bottom current (A) |
20-315 |
20-400 |
20-500 |
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Pulse frequency (Hz) |
0.25-25 |
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Pulse duty circle (%) |
1-99 |
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Dimensions (mm) |
590×306×500 |
590×306×500 |
640×326×560 |
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Weight (Kg) |
45 |
55 |
65 |
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