| Product Model | Welding Machine Name | Core Selling Point |
| NBC-630R | Soft-Switch MMA Welding Machine | IGBT module soft-switch technology, multi-functional; suitable for heavy industrial welding in steel structure, shipyard, etc. |
| Product Model | Technical Features |
| NBC-630R | 1. Soft-switch IGBT module, high open-circuit voltage, easy arc striking 2. Full-duct high-speed fan for enhanced heat dissipation 3. Adjustable welding current and arc force current separately 4. Thickened metal casing, durable for harsh working environments 5. Supports vertical, flat, fillet, overhead welding, with all-round welding capability 6. High-speed air duct, long-time operation without overheating, suitable for high-load industrial welding 7. Thickened metal casing, durable for harsh working environments |
| Parameter | NBC-630R |
| Input Power Voltage | 380V |
| Input Rated Current | 34.6KVA |
| No-Load Voltage | 70V-80V |
| Output No-Load Voltage | 17V-50V |
| Output Current Range | 60A-630A |
| Insulation Grade, IP Rating | F |
| IP Rating | IP21S |
| Rated Duty Cycle | 60% |
| Weight | 41KG |
| Dimensions | 630*316*620mm |
| Applicable Electrode Size | Φ2.5 – Φ5.0 |
Welding Wire Range | Φ0.8 – Φ1.6 |
| Other Functions | ✅Portable ✅Air-Cooled ✅3 Phase ✅DC Output ✅Temperature Control |
- Input Power Cable: 6mm²
- Output Cable Specification: 50mm²
- Power Distribution Switch: 60A
- Ambient Temperature: -10℃ ~ +40℃
- Usage Notice: Must connect ground wire and power cable correctly before use
- One machine can perform multiple welding operations, suitable for welding various materials
- Vertical, Flat, Fillet, Overhead Welding




