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NBC-500R Soft-Switch MMA Welding Machine | Industrial Heavy-Duty Welder
1. Product Overview
Product Model | Welding Machine Name | Core Selling Point |
NBC-500R | Soft-Switch MMA Welding Machine | Adopts professional IGBT module soft-switch technology with multi-functional design. Built for heavy-duty industrial welding scenarios, widely applicable for steel structure processing, shipyard engineering and other harsh working conditions. |
2. Technical Functional Characteristics
- Equipped with high-performance soft-switch IGBT module, featuring high open-circuit voltage and extremely easy arc striking performance
- Full-duct high-speed cooling fan and optimized high-speed air duct design, realizing efficient heat dissipation, supporting long-time continuous operation without overheating
- Independent adjustable welding current and arc force current, flexible parameter adjustment to meet different welding process demands
- Reinforced thickened metal casing, impact-resistant and durable, perfectly adapting to harsh workshop working environments
- Supports full-position welding, including flat welding, vertical welding, fillet welding and overhead welding
- High 60% rated duty cycle, stable output under high-load continuous industrial welding work
- Built-in temperature protection system, automatically power off for overheating protection to extend machine service life
3. Complete Technical Parameters
Parameter | NBC-500R |
Input Power Voltage | 380V |
Input Rated Capacity | 24.4KVA |
No-Load Voltage | 70V-80V |
Output Working Voltage | 17V-50V |
Output Current Range | 60A-500A |
Insulation Grade | F |
IP Protection Rating | IP21S |
Rated Duty Cycle | 60% |
Net Weight | 40.2KG |
Overall Dimensions (L*W*H) | 630*316*620mm |
Applicable Electrode Size | Φ2.5 – Φ5.0 |
Applicable Welding Wire Range | Φ0.8 – Φ1.6 |
Built-in Functions | ✅ Portable Design✅ Air Cooling System✅ 3 Phase Power Supply✅ DC Stable Output✅ Overheat Temperature Control Protection |
4. Installation & Operation Precautions
- Input Power Cable Specification: 6mm²
- Output Welding Cable Specification: 50mm²
- Matching Power Distribution Switch: 60A
- Working Ambient Temperature: -10℃ ~ +40℃
- Mandatory Operation Notice: Please correctly connect ground wire and power cable before starting the welding machine for safe use.
5. Product Application & Usage Notes
- This NBC-500R multi-functional MMA welding machine supports diverse welding processes with one single device. It can handle various metal material welding tasks and adapt to all-position welding work including flat welding, vertical welding, fillet welding and overhead welding. It is a cost-effective and reliable heavy-duty welding equipment for factory production, engineering construction, ship manufacturing and steel structure processing industries.
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