NBC-270 Technical specifications NBC-270 Connection voltage:3Ph-50/60Hz 380V +/- 10% Input current：32.8ADuty cycle:60% @ 270ARated output voltage：27.5VOpen circuit voltage：0.7Efficiency：0.5Power factor：21.2KWRated input power capacity：1/2/5/15KGWeight of wire pad：0.8/1.0/1.2MMDiameter of welding wire：60-270AWelding range：-20-40℃ Operating temperature range：58*30*58CMExternal dimensions L x W x H：78*50*78CMPacking dimensions L x W x H ：25+20KGWelder weight (no accessories) ：50KGPacking weight(with accessories) ：IP23Degree of protection：IP23 Features:1. Suitable for low carbon steel, low alloy steel;2. Excellent welding quality, no welding slag, bright arc;3. Welding heat focus, large current density, tiny deformation, excellent shaping; 4.Exce...