Dc Inverter Mma/tig Welder

These DC Inverter MMA/TIG Welders are available with following features :
1. Adopted Mosfet switch device and inverter technology design, PWM control manner, constant current, perfect performance, accurate control of current.
2. Automatic protection of over heat, over current, under voltage, LCD display current meter.
3. Little power consumption in no-load state, energy saving.
4. Dual purpose usage as TIG and manual MMA welding, cellulose electrodes downward welding is availablea
5. HF arc starting, speedy dynamic response, more stable arc, deep welding pool.
6. Suitable for all black metals such as low carbon steel, mild carbon steel, and alloy steel structure.

Typical specification

Type : WS-200SWS-250SWS-315S
Input voltage (V) : Single phase AC220a, c ,Three phase AC380Three phase AC380
Frequency (Hz) : 50/6050/6050/60
Input current (A) : 211318.9
No load voltage (V) : 425454
Output current range (A) : 10-20020-25020-315
Rated voltage (V) : MMA 20/ TIG 18MMA 30/ TIG 20MMA 32/ TIG 22.6
Thrust range (A) : --0-1000-100
Duty cycle (%) : 606060
No load power consumption (W) : 606060
Arc starting style : HFHFHF
Efficiency (%) : 858585
Power factor : 0.930.930.93
Insulation grade : FFF
Rank of protection : IP21SIP21SIP21S
Dimension (mm) : 371*155*295480*205*355540*205*380
Welding thickness (mm) : 0.3-4.50.5-100.5-13
Weight (kg) : 8.513.516.1