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ZX7 3-Phase Serials Inverter DC Arc Welding Machine
Features
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1,IGBT inverter technology, air-cooled, stable and reliable performance, high efficiency
 and energy savingÂ
2,cost-effective, simple and convenience operation
3,advanced control solutions, significantly enhance the welding performance,Â
greatly meet the demand of welding engineering
4,widely used in various acid and alkaline electrode welding
5,easy arc starting, little spatter, stable current, good shaping
6,Overvoltage and overcurrent protection
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Technical Parameters
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Model No.
ZX7-250
ZX7-300
ZX7-400
ZX7-500
ZX7-400(S)
ZX7-500(S)
Rated input voltage(V)
3Â PHÂ 380
3Â PHÂ 380
3Â PHÂ 380
3Â PHÂ 380
3Â PHÂ 380
3Â PHÂ 380
Output current range(A)
20~250A
20~300A
20~315A
20~315A
20~400A
20~400A
Thrust adjustment range(A)
0~140A
0~140A
0~140A
0~140A
0~140A
0~140A
Floating voltage(V)
65±5V
65±5V
65±5V
65±5V
65±5V
65±5V
Cyclic duration factor(%)
60%
60%
60%
60%
60%
60%
Efficiency (%)
85
85
85
85
85
85
Power factor(cosφ)
0.93
0.93
0.93
0.93
0.93
0.93
Shell protective class
IP21
IP21
IP21
IP21
IP21
IP21
Insulation class
F
F
F
F
F
F
Dimension(mm)
442×190×305
442×190×305
442×190×305
442×190×305
442×190×305
442×190×305
weight(kg)
17
17
17
17
17
17
ProductÂ
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selection
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guide
materials
Low-carbon steel,stainless steel,low alloy steel
PlateÂ
thickness
(mm)
2.0~8.0
2.0~8.0
2.0~10
2.0~10
2.0~12
2.0~12
ElectrodeÂ
diameter
(mm)
1.6~4.0
1.6~4.0
1.6~4.0
1.6~4.0
1.6~5.0
1.6~5.0
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