User manual for the Youtian Huanwang WSEM series inverter AC/DC pulse argon arc welding machine, covering safety, operation, installation and maintenance.
This manual provides comprehensive instructions for the WSEM‑200/315/500/630P series inverter welding machines, including safety warnings, main features, and application fields such as construction, shipbuilding and automotive manufacturing. It details the panel layout, system functions, and how to select welding modes like TIG, pulse, and spot welding.
Installation guidelines cover power requirements, cable sizing, grounding, and gas handling, while the maintenance section outlines regular cleaning, cooling water specifications, and troubleshooting tips. Transport, storage conditions, and a packing list are also included. This manual is written in Chinese.
| Input Voltage | Single‑phase 220 V, Three‑phase 380 V ±15 % (50/60 Hz) |
|---|---|
| Rated Input Current | WSEM‑200P 1.5‑33 A, WSEM‑315P 1.0‑17 A, WSEM‑500P 1.0‑42 A, WSEM‑630P 1.5‑56 A |
| Rated Input Capacity | 3.6 kVA (200P), 6.8 kVA (315P), 15.5 kVA (500P), 22.5 kVA (630P) |
| Output Voltage (No‑load) | ≤70 V (200P‑500P), ≤80 V (630P) |
| Current Adjustment Range | 5 A‑200 A (200P), 10 A‑315 A (315P), 10 A‑500 A (500P), 10 A‑630 A (630P) |
| Pulse Frequency | 0.5‑500 Hz |
| Efficiency | ≥0.85 (200P), ≥0.90 (315P), ≥0.95 (500P/630P) |
| Power Factor | 0.8‑0.95 (varies by model) |
| Enclosure Protection Rating | IP21 |
| Cooling Method | Air‑cooled |
| Dimensions (L×W×H) | 520×280×490 mm (200P), 580×340×710 mm (315P), 680×380×780 mm (500P/630P) |
| Weight | 23 kg (200P), 45 kg (315P), 65 kg (500P), 70 kg (630P) |