| Model | MIG-350MR 
 | MIG-500MR 
 | MIG-630MR | 
		
			| Rated input voltage / frequency | Three- phase380V(+ / -)10% 50Hz | 
		
			| Rated input capacity(KVA) | 17.1 | 27.6 | 36 | 
		
			| Rated input current(A) | 26 | 42 
 | 54 | 
		
			| Rated output voltage(V) | 31.5 | 39 | 44 | 
		
			| Rated load sustainability(%) | 100 | 100 | 100 | 
		
			| Output no-load voltage(V) | 85 | 85 | 86 | 
		
			| Output current range(A) | 20~350 | 20~500 | 20-630 | 
		
			| Output voltage range(V) | 14~40 | 14~50 | 14~50 | 
		
			| Welding wire diameter(mm) | 0.8、1.0、1.2 | 0.8、1.0、1.2、1.6 | 1.0、1.2、1.6 | 
		
			| Welding wire type | Constant voltage characteristic | CO₂ carbon steel、carbon steel、carbon steel with chemical core | 
		
			| Wire feeding type | Push/Push-pull | 
		
			| Cooling mode | Water cooling / Air cooling | 
		
			| Shell protection grade | IP21S | 
		
			| Insulation grade | H/B |