NB Series Digital Inverter MIG/MAG Welding Machine with 60% Rated Duty Cycle, Smart Synergic Control, and Automation Ready for Heavy-Duty Welding
The NB Series Digital Inverter Gas-Shielded Welding Power Source is a heavy-duty, semi-automatic CO2/MAG welding machine engineered for modern industrial fabrication.
Designed to meet strict national Level 2 Energy Efficiency standards, this machine consumes 50% less energy compared to traditional welding power sources, significantly reducing operating costs for your workshop. Equipped with a smart digital operation panel and a 4-wheel dual-drive wire feeder, the NB Series delivers exceptionally stable arc performance and deep penetration for low-carbon steel applications.
- Smart Synergic Control: Features highly intuitive one-button synergic parameter adjustment, making the setup process incredibly simple even for complex tasks.
- Adaptive Arc Technology: The adaptive control system automatically matches the optimal arc characteristics based on your selected welding wire type (solid/flux-cored) and wire diameter.
- Digital Memory Function: The user-friendly digital panel allows operators to easily preset, store, and recall customized welding parameters for repeat jobs.
- Heavy-Duty Reliability: Boasting a high 60% rated duty cycle, this machine is built to endure high-intensity, continuous heavy-duty welding operations without overheating.
- Automation Ready: For modern smart factories, the NB series can be equipped with an optional analog communication interface, making it fully compatible with robotic welding workstations and other automated welding equipment.
- Advanced Safety Protection: Built-in intelligent protection circuits actively monitor and safeguard the machine against over-heating and under-voltage conditions.
The NB Series is highly versatile and widely adopted across demanding heavy industries:
- Shipbuilding and Marine Engineering
- Heavy Steel Structure & PEB Fabrication
- Engineering Machinery Manufacturing
- Petrochemical Equipment Construction
| Model | NB-350 | NB-500 | NB-630 |
|---|---|---|---|
| Input Voltage | 3-Phase 220V/380V/440V, 50Hz/60Hz | 3-Phase 220V/380V/440V, 50Hz/60Hz | 3-Phase 220V/380V/440V, 50Hz/60Hz |
| Rated Input Capacity | 13.7 KVA | 24.4 KVA | 34.6 KVA |
| Welding Current Range | 60 - 350 A | 60 - 500 A | 80 - 630 A |
| Welding Voltage Range | 16 - 36 V | 17 - 45 V | 18 - 45 V |
| Rated Duty Cycle | 60% | 60% | 60% |
| Applicable Plate Thickness | 1 - 10 mm | 2 - 35 mm | 3 - 45 mm |
| Applicable Wire Diameter | 0.8 / 1.0 / 1.2 mm | 1.0 / 1.2 mm | 1.0 / 1.2 / 1.6 mm |
| Wire Type | Solid / Flux-cored | Solid / Flux-cored | Solid / Flux-cored |
| Cooling Method | Forced Air Cooling | Forced Air Cooling | Forced Air Cooling |
| Dimensions (mm) | 620 x 300 x 510 | 620 x 300 x 510 | 620 x 300 x 510 |
| Weight | 41 kg | 43 kg | 45 kg |
A1: The synergic control function allows the operator to select the wire type and diameter. The machine's intelligent system will then automatically calculate and match the perfect wire feed speed and arc voltage ratio, making operation incredibly simple.
A2: Yes. The NB series can be optionally equipped with an analog communication interface, allowing it to act as the power source for robotic workstations and automated welding setups.
A3: Yes, the machine comes paired with a robust wire feeder that utilizes a 4-wheel, dual-drive wire feeding structure. This ensures smooth and continuous wire delivery without jamming, even during high-intensity operations.
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