





Main features:
● IGBT inverter technology
● MIG/MAG/CO2 and MMA welding
● For solid-wire Φ0.8/Φ1.0
● Ignition current, arc force current and crater current can be adjustable according to welding process
● 4-step operation of welding torch to facilitate long welding seam
● Welding current, voltage real-time digital display, easy to use during welding
| 
				 Model  | 
			
				 NB-250S  | 
		
| 
				 Rated input voltage(V)  | 
			
				 Single-phase 220V 50~60Hz  | 
		
| 
				 Rated input current (A)  | 
			
				 37.6  | 
		
| 
				 No-load voltage (V)  | 
			
				 56  | 
		
| 
				 Output current adjusting range(A)  | 
			
				 MIG:40~250;MMA:40~200  | 
		
| 
				 Duty cycle (40℃)  | 
			
				 60%  | 
		
| 
				 Efficiency  | 
			
				 85%  | 
		
| 
				 Insulation grade  | 
			
				 F  | 
		
| 
				 Case protection grade  | 
			
				 IP21  | 
		
| 
				 Cooling  | 
			
				 Wind  | 
		
| 
				 Dimensions (mm)  | 
			
				 870×430×685  | 
		
| 
				 Net weight (kg)  | 
			
				 34  | 
		
