The HuaYuan ZX7-150 inverter DC arc welding machine manual provides safety guidelines, product overview, technical specifications, installation, operation…
The manual begins with safety operation precautions, requiring operators to hold a valid welding certificate, ensure proper grounding, wear dry insulated protective gear, and avoid exposure to sparks, fumes, and bright light. It also lists the machine’s IP21 protection rating and other safety notes.
Subsequent sections cover the product overview, main technical parameters, working principle, step‑by‑step installation, operation instructions (including current adjustment and wiring), and detailed maintenance and repair procedures, plus a packing list and warranty information. This manual is written in Chinese.
| Model | ZX7-150 |
|---|---|
| Rated Input Voltage | Single‑phase AC220V±15% 50/60Hz |
| Rated Input Capacity | 6 kVA |
| Rated Input Current | 27 A |
| Welding Current Adjustment Range | 10 A ~ 150 A |
| Rated No‑Load Voltage | 75 VDC |
| Load Duty Cycle | 35 % |
| Overall Efficiency | 86 % |
| Power Factor | 0.75 |
| Enclosure Protection Rating | IP21 |
| Insulation Class | F |
| Dimensions (W×H×D) | 355 mm × 145 mm × 305 mm |
Operators must wear dry, insulated protective gear, ensure the machine and workpiece are properly grounded, and avoid touching both output terminals simultaneously.
Turn the welding current adjustment knob on the front panel to set the desired current within the 10 A ~ 150 A range.
Verify that the power switch is closed, the input power cable is securely connected, and the supply voltage is within the specified range.
A single‑phase AC220 V supply with a cable cross‑section of at least 6 mm² is required.