Features
■ Soft switch technology for high efficiency and low power consumption
■ Automatic protection from overcurrent, overheat, over/under voltage
■ Digital display and presetting of current and voltage, wide adjustment range of voltage
■ Unique automatic molten-ball- removing function from the wire end
■ Double closed-loop control of arc and waveform control system to adjust the arc force
■ Four wheels-driven wire feeder for big power and stable feeding
■ Wide range of supply voltage, as wide as ±20%
- Main Parameters
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|
NBC-350 |
NBC-500 |
NBC-500C |
NBC-630 |
NBC-630 |
|
Power source |
3-phase 380V/415V 50/60Hz |
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Rated input current |
22A |
35A |
35A |
52A |
52A |
|
Rated input capacity |
14.5KVA |
23KVA |
23KVA |
34.2KVA |
34.2KVA |
|
Rated welding curr./volt. |
350A/31.5V |
500A/39V |
500A/39V |
630A/44V |
630A/44V |
|
Rated duty cycle |
60% |
60% |
100% |
60% |
60% |
|
No-load voltage (MAX) |
65V |
65V |
65V |
73V |
73V |
|
Adjust. range of welding curr. |
40-350A |
40-500A |
40-500A |
40-630A |
40-630A |
|
Efficiency |
83% |
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Power factor |
>0.95 |
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Suitable wire |
Ф0.8~Ф1.2mm |
Ф1.0~Ф1.6mm solid/flux-cored wire |
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MMA supported |
No |
No |
No |
Yes |
No |
|
Dimensions (mm) |
590×306×500 |
640×326×560 |
651×356×665 |
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