Details
    
        Key features of AT3 Series
- IGBT Inverter with PWM-controlled technology IGBT-controlled method offers a light and compact machine and PWM-controlledtechnology offers constantwelding current and stable welding characteristics.
- Suitable for all kind of acidic, basic, stainless steel, cellulosic and low hydrogen alloy electrodes.
- Allowablefluctuation range of input voltage is upto ±20%.
- High ambient temperature resistance upto 50°C.
- Patented design of triple-tier and four cabinet.
- Output Cable extendable to 100 metres.
- Hot start and dynamic arc force controls.
- TIG welding is possible with scratch start.
- Compatibility with DG sets.
- Rugged and robust construction suitablefor operation in rough environments.
- Excellent on-site service and technical support.
Important safety features
- Electric shock prevention switch to protect the operator while working in moist, upper air or in metal container.
- Over-voltageand under-voltage protection.
- Overheatingprotection.
- Single-phasing protection.
 
| Technical specification | Units | 630AT3 | 
| INPUT |  |  | 
| Rated input voltage | Volts | 415, -20%, +15% | 
| Phase/Freq. | No./Hz | 3ph/50-60 | 
| Max. input KVA@415Vac |  |  | 
| @60% duty cycle | KVA/KW | 32.2/30.8 | 
| OUTPUT |  |  | 
| Rated current range | Amps | 50-630 | 
| Rated output voltage | Volts | 44 (MMAW) | 
| Welding current (40 C) |  |  | 
| @60% duty cycle | Amps | 630 | 
| @100% duty cycle | Amps | 490 | 
| GENERAL |  |  | 
| Conformance to international standards |  | All machines are manufactured as per std. IEC 60974-1:2000/GB 15579.1:200 | 
| Power control method |  | IGBT Inverter Controlled | 
| Digital display |  | 4 digit, 7segment LED display | 
| Hot start &arc force |  | Adjustable from front panel | 
| Ingress protection | Class | IP 23 | 
| Insulation | Class | H | 
| Cooling | Type | Forced air cooling | 
| Power factor |  | > 0.9 | 
| Operating temperature | °C | -10 to 40 | 
| Air carbon arc gouging | mm | up to 11.0 mm | 
| Dimensions (LxBxH) | mm | 327x619x706 | 
| Weight | Kg | 70 | 
| Ordering Information | Model No. | 
| Power source | YD-630AT3HJE | 
| Remote controller (optional) | TSM93067 | 
 
     
 
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