



Main characteristics:
● IGBT inverter technology
● MMA welding;simple TIG
● high efficiency, energy saving and noiseless.
| 
				 
					Model  | 
			
				 
					ZX7-400S  | 
		
| 
				 
					Rated
  input voltage(V)  | 
			
				 
					Three-phase380V  50~60Hz  | 
		
| 
				 
					Rated input current (A)  | 
			
				 
					22.2  | 
		
| 
				 
					No-load
  voltage (V)  | 
			
				 
					65  | 
		
| 
				 
					Output current adjusting range(A)  | 
			
				 
					40~400  | 
		
| 
				 
					Duty
  cycle (40℃)  | 
			
				 
					60%  | 
		
| 
				 
					Efficiency  | 
			
				 
					85%  | 
		
| 
				 
					Insulation
  grade   | 
			
				 
					F  | 
		
| 
				 
					Case protection grade   | 
			
				 
					IP21  | 
		
| 
				 
					Cooling
    | 
			
				 
					Wind  | 
		
| 
				 
					Dimensions (mm)  | 
			
				 
					535×270×470  | 
		
| 
				 
					Net
  weight (kg)  | 
			
				 
					20  | 
		
