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Pulsed arc –Controlled, short circuit-proof pulsed arc for all positions |
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coldArc –low-heat, low-spatter short arc for low-distortion welding and brazing of thin metal sheets and root welding with excellent gap-bridging |
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forceArc –Low-heat, directionally stable and powerful arc with deep penetration for the upper power range |
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pipeSolution –powerful short arc for quick and easy welding with or without gap in all positions |
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alpha Q 551 FDW |
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MIG/MAG |
TIG |
MMA |
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Setting range for welding current |
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5 A - 550 A |
5 A - 550 A |
5 A - 550 A |
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Duty cycle at ambient temperature |
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25 °C |
40 °C |
25 °C |
40 °C |
25 °C |
40 °C |
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60 % |
|
550 A |
550 A |
550 A |
550 A |
550 A |
550 A |
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80 % |
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520 A |
– |
520 A |
– |
520 A |
– |
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100 % |
|
450 A |
420 A |
450 A |
420 A |
450 A |
420 A |
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Open circuit voltage |
|
95 V |
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Mains frequency |
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50 Hz / 60 Hz |
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Mains fuses (slow-blow) |
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3 x 35 A |
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Mains voltage (tolerances) |
|
3 x 400 V (-25 % - +20 %) |
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Max. connected load |
|
28.8 kVA |
22.2 kVA |
29.2 kVA |
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Recommended generator power |
|
39.4 kVA |
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Dimensions, machine, LxWxH in mm |
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1100 x 455 x 1000 |
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Weight, machine |
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138.5 kg |
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Protection classification |
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IP 23 |
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Insulation class |
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H |
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Cooling output |
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1500 W |
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Tank capacity |
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12 l |
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Flow rate |
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5 l/min |
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Max. output pressure |
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3.5 bar |
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Standards |
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IEC 60 974-1; -2; -10 / CE / S-Safety sign / EMC class A |
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