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Welding Equipment(Other Welding Equipment)
Created with Pixso. Heavy-Duty CO2 Gas-Shielded Welding Machine with Soft-Switching IGBT Inverter and High Duty Cycle for Industrial MIG Welding
Detail Information
Place of Origin:
China
Packaging Details:
Export carton with foam protection
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Heavy-Duty CO2 Gas-Shielded Welding Machine

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Soft-Switching IGBT Inverter MIG Welder

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High Duty Cycle Inverter Welding Machine

Product Description
Product Overview

The NBC-500/630 CO2 Gas-Shielded Welding Machine is a heavy-duty solution engineered for demanding industrial environments. Built on a soft-switching IGBT inverter platform with a proven analogue control circuit, it delivers stable, reliable performance across MIG/CO2 welding and multi-process applications.

Models covered: NBC-500  |  NBC-630
Key Features
  • Soft-switching IGBT inverter with a proven analogue control circuit for stable, reliable operation.
  • Complete protection suite — under-voltage, over-voltage and over-current protection for safe, dependable use.
  • Classic analogue big-board technology delivering good welding performance and high reliability.
  • High duty cycle, ideal for long continuous operation in harsh environments.
  • Constant-voltage / constant-current output supporting MIG/CO2 welding plus multi-process capability.
  • Crater-fill (burn-back) mode that greatly reduces operator fatigue.
  • Optional extension control cable for welding in narrow or elevated positions.
  • User-friendly, modern appearance for easier and more comfortable operation.
Specifications by Model
Parameter NBC-500 NBC-630
Input Power Source 3-phase 380 V 3-phase 380 V
Rated Input Capacity 28.7 kVA 39.8 kVA
Inverting Frequency 20 kHz 20 kHz
No-Load Voltage 78 V 82 V
Duty Cycle 80% 60%
Voltage Range 14–50 V 14–50 V
Wire Diameter 1.0–1.6 mm 1.0–1.6 mm
Electrode Diameter 2.5–5.0 mm 2.5–6.0 mm
Carbon Rod Diameter 6.0–10.0 mm 6.0–10.0 mm
Efficiency 80% 80%
Insulation Class Class F Class F
Dimensions 650 × 335 × 575 mm 650 × 335 × 575 mm
Weight 41 kg 43 kg

Every unit is tested before shipment. Input voltage, torch and cable configuration, OEM branding and shipping options are confirmed with our sales team.