Arc Welder (IGBT Inverter), MZ Serie

Features Integrating manual arc welding and carbon arc gouging functions, enhancing equipment utilization ratio; Arc striking current and thrust current can be adjusted continuously; Load duration rate 100%; Welding process is less affected by grid voltage fluctuation; Overheat protection and excessive welding-wire feeding protection; Lightweight, small size, flexible adjustment and easy to use; Accurate pre-setting of welding parameters, wide parameter range and reliable performance; Compatible with guide rail, achieving submerged arc welding; Suitable for carbon structural steel, stainless steel, heat-resistant steel and composite steel; Applicable to industries such as shipbuilding, boiler, vessel, bridge, crane, etc. Technical Parameters

Base metal	Process	Welding wire dia. (mm) (Φ)	Welder model	Current adjustment(A)
Carbon steel, stainless steel, low-alloy steel	4.0~10.0	3.0/4.0	MZ-630	250~630
	8.0~20.0	4.0/5.0	MZ-1000	350~1000
	≥ 20.0	5.0/6.0	MZ-1250	700~1250

Model	MZ-630	MZ-1000	MZ-1250
Rated input voltage (V)	Three phase 380V ±15%
Rated frequency (Hz)	50/60	50/60	50/60
Rated input current (A)	53	84	120
Duty cycle (%)	100	100	100
Open circuit voltage (V)	SAW: 90±10% MMA: 75±10%
Output current adjustment (A)	60~630	60~1000	60~1250
Output voltage adjustment(V)	20~50	20~50	20~50
Efficiency (%)	92	92	92
Power factor	0.93	0.93	0.93
Welding wire dia.	Φ2~Φ4	Φ3~Φ6	Φ3~Φ6
Net weight (kg)	52	85	107.6
Dimension (mm)	700×350×638	777×380×830	830×390×820