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Castolin DERBY 305

SKU: 305 Categories: ,

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Compact semi-automatic welding equipment


The DERBY 305 is a compact, semi-automatic welding machine for solid or cored wires wound on 5kg or 15kg spools. The DERBY 305 is suitable for sheet metal fabrication, steel construction, repair and maintenance. The DERBY 305 feeds all types of wires : solid wires (alloy steel, mild steel and stainless), aluminium alloys, cored wires for joining and coating in a wide range of diameters and for all applications and positions. 


Technical data: 
Power supply 3×230 / 400 V 50/60 Hz
Power at primary (60% Duty cycle) 8 kVA
Welding current range Min-Max Min./Max. 30–300 A
Number of steps 14
Protection Rating IP 22
Insulation Classification H
Welding current at 40°C Duty cycle 35% 290 A
Welding current at 40°C Duty cycle 60% 225 A
Welding current at 40°C Duty cycle 100% 175 A
Dimensions and Weight L x B x H 880 x 500 x 740, 90 kg
Number of feed rolls 4
Polarity inverter on front panel yes
Spot welding timer yes



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