1.Electric welder maufacture 2.When crossing current and voltage can take self-protection. 3.250 amps welding machine

♣ZX7 Series MMA DC Inverter arc welder(arc dc welding machine):

1.Adopting variable regulating. User-friendly, portable and reliable.

2.Stable arc, easy control of welding-pool 's depth, beautiful welding seam.

3.Automatic protective function of over-voltage and over-current.

4.Continuous and stable working capacity, with function of balancing voltage-waving.5.No-load power consuming<100W.comparing with traditional welder,it can save 50%energy.

6.Suitable for thin-plate welding among the field like stainless steel manufacture,decoration and hardware.

♣ZX7-250 Technical Data

Input power voltage(frequency)	three phase ±10% 50/60
Rate Input Power Capacity(KVA)	9.4
No-load Voltage(∨)	54
Output Current Adjustment Range(A)	20-250
Rated Output Voltage(∨)	30
Rated Duty Cycle(%)25 °C	60
No-load Consumption(W) 60	60
Efficiency(%) 85	85
Power Factor(COS φ) 0.93	0.93
Weight(KG) 17.2	17.2
Measurement(mm)	425x205x355
Insulation Class	F
Protection Class	IP23
Arc Force Adjustment Range	0-60
Suitable Diameter of Rod(mm)	1.6-4