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tig inverter direct current argon welding machineConcise structure, reliable and durable, easy to maintain - details see: https://www.machineto.com/ws160s-inverter-direct-current-tig-welding-machine-10134071

model	WS160S	WS200S	WS250S	WS300S
input voltage(V)	AC220V±15%	AC220V±15%	AC220V±15%	AC380V±15%
frequency(Hz)	50/60	50/60	50/60	50/60
no-load voltage(V)	40	41	46	54
rated input current(A)	20.4	28	40	12.7
output current regulation(A)	10-160	10-200	10-250	10-300
rated output voltage(V)	16.4	18	20	22
duty cycle(%)	60	60	60	60
power factor	0.73	0.73	0.73	0.93
efficiency(%)	80	80	80	85
arc way	high frequency	high frequency	high frequency	high frequency
protection rating	IP21	IP21	IP21	IP21
insulation rating	F	F	F	F
no-load loss	40	41	46	95
weihght	9	9	9	9
machine dimension	400*153*291	400*153*291	400*153*291	505*203*375

material	thickness(mm)	welding methods	current range(A)	suitable machine
mild steel, stainless steel, low alloy steel	0.3-3.0	direct currentTIG	10-160	WS160S
	0.3-5.0	direct currentTIG	10-200	WS200S
	0.3-6.0	direct currentTIG	10-250	WS250S
	0.3-8.0	direct currentTIG	10-300	WS300S

advantages,

1. It is adopted advanced inverter technology. Its working frequency is high, size is small and weight is light, which is portable;
2. The use of high-frequency arc booster and heat pulse arc design, excellent performance from arc, ample welding current , excellent price-performance ratio;
3. Over-voltage, over current, protection;
4. Unique output special design can suit wire filling welding and form good-looking welding seam;
5. Wide work voltage range, strong ability in adapting power grid. High duty circle, more suitable for continuous work;
6. Concise structure, reliable and durable, easy to maintain;
7. Suitable for welding stainless steel, mild steel copper ect metals.