NB-500HK pro Marine-Grade Inverter Gas Metal Arc Welder
The Huayuan NB-500HK pro is specially hardened for extreme maritime environments. Engineered with heavy-gauge chassis, front power switch, enhanced conformal coating against moisture and salt corrosion on PCB/magnetic cores, and power component (IGBT) margins expanded by 50% over standard models.
Technical Specifications
Huayuan NB-500HK pro Marine-Grade Welder:
- Input Power: 3~380V±15% 50/60Hz
- Rated Input Capacity: 23.7 kVA
- Rated Input Current: 36 A
- Open Circuit Voltage (OCV): 82 V
- Output Current Range: 60 ~ 500 A
- Output Voltage Range: 14 ~ 50 V
- Rated Duty Cycle: 100% at 40°C
- Efficiency & Power Factor: 89%, PF 0.92 (Grade 1 Energy Efficiency)
- Wire Feed Speed: 1 ~ 22 m/min, 4-Roll Dual-Drive
- Suited Wire Diameter: ø1.0 / ø1.2 / ø1.6 mm
- Insulation & Ingress: Class H Insulation, IP23S Enclosure
- Dimensions & Weight: 545 × 295 × 575 mm, 37 kg
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