Perfect manual welding  performance, especially suitable for all-position welding.
Argon arc welding can be realized.
Current preset function, high efficiency, loss-of small, high energy.
Welder with digital display, the current pre-visual function.
Widely used in machinery, , shipbuilding, petrochemical industry, boiler, etc.
Adopt imported high power IGBT , higher reliability.
It can balance automatic when power system and voltage is fluctuated.
Overvoltage, undervoltage, thermal automatic protection.
Suitable for carbon steel, alloy steel, stainless steel, copper, titanium , etc.
According to customer's requires can be realized cellulose electrode welding.
Zx7-315I                           Zx7-400I                         Zx7-500I
Power
3-phase AC (380V) 50 Hz        3-phase AC (380V) 50 Hz
Rated Input Capacity
13.8KVA                             20KVA                             28KVA 
NO Load Voltage
70V                                       70V                                83.5V
Rated Duty Cycle
60%                                      60%                              60%
Current Adjust Range
20-315A                              20-400A                         30-500A
Dimensions
610*365*630mm          610*365*630mm
Weight
40kg                                     42kg                               45kg