AGW-MIG/MAG Welder Fabricator EM 500i (30A-500A)

AGW-MIG/MAG Welder Fabricator EM 500i

Heavy-Duty Industrial Welder

Apex Global WeldLift & Safety Solutions ISO Approved, The AGW-MIG/MAG Welder Fabricator EM 500i is a high-performance, heavy-duty, inverter-controlled power source engineered specifically for reliable MIG/MAG (GMAW) and MMA/Stick (SMAW) welding. Built to tackle demanding applications in rugged environments, this machine bridges the gap between premium modern inverter efficiency and traditional transformer durability, offering high output without a prohibitive cost.

Technical Features

• Advanced IGBT Inverter Technology: Delivers superior arc stability, smoother operations, and high power efficiency compared to older transformer models.
• Variable Inductance Control: Allows the operator to fine-tune the arc characteristics to optimize weld performance, minimize spatter, and ensure excellent joint penetration.
• 4-Roll Drive Wire Feeder (Feed 364): Pairs with a rugged 4-roll drive system ensuring completely smooth, stable, and skip-free wire feeding even with longer torch cables.
• Crater Fill Functionality: Features built-in secondary parameter settings with 4T or 4T Repeat mode activated to achieve a perfect, defect-free crater-filled weld finish.
• Strict Class Protections: * IP23S Enclosure Rating: Approved for safe indoor and outdoor field use in rough, wet, or dusty environments.
• Insulation Class H: Built with high-tier thermal protection for continuous, nonstop heavy-duty industrial use.
• Application Class S: Rated safe for operating in environments with elevated electrical hazards.
• Wide Voltage Tolerance: Capable of sustaining steady, high-quality welding output across an extensive input range from 342V to 484V ($\pm 10\%$), making it perfect for field generator operations.

Key Technical Specifications

Parameter	Performance & Rating
Input Supply Voltage	380–440 V, 3-Phase, 50/60 Hz (Operates between 342–484 V)
Welding Current Range	30 A / 15.5 V to 500 A / 39 V (MIG/MAG)
Duty Cycle Rating	500 A @ 60% / 390 A @ 100% (Both MIG and MMA)
Power Efficiency	87% at maximum current
Power Factor	0.93 at maximum current
Energy Save Mode (Idle)	< 50 W (Energy-saving standby mode)
Wire Feed Speed Range	2.2 – 20.0 m/min
Wire Size Capacities	1.0 – 1.6 mm (Solid Mild Steel, Stainless Steel, and Flux-Cored)
Maximum Spool Size	18 kg capacity / 300 mm diameter
Dimensions & Weight	712 x 325 x 470 mm / 62 kg

Primary Uses and Industrial Applications

The Fabricator EM 500i is optimized for high-volume fabrication shops using solid wires, flux-cored wires, or stick electrodes:

• Heavy Structural Steel Fabrication: Welding heavy I-beams, trusses, girders, and massive commercial building frameworks.
• Shipbuilding and Marine Construction: Continuous-duty multi-pass welding on thick hull plates, barges, and offshore modules.
• Railways and Rolling Stock: Fabricating train chassis, bogies, heavy wagons, and structural transportation components.
• Erectors and Infrastructure Sites: High-capacity field installation of heavy piping networks, industrial storage tanks, and pre-cast infrastructure brackets.
• Repair and Heavy Maintenance Work: Re-facing, gouging preparation, and overhaul of heavy earthmoving machinery, agricultural plows, and mining gear.

Key Commercial & Operational Advantages

• Significant Cost Savings: Provides all the arc quality and performance benefits of advanced inverter technology at a highly competitive price point similar to older, inefficient transformer units.
• Impressive Energy Efficiency: Operating at 87% efficiency with a 0.93 power factor and an energy-saving idle state, it lowers overall utility bills and slashes electricity consumption on active shop floors.
• Optimized for Pure $CO_2$ and Mixed Gas: Engineered to produce highly clean, low-spatter, premium-quality welds whether using an Argon mix or budget-friendly pure $CO_2$ shielding gas.
• Field Portability & Rugged Mobility: Weighing roughly half as much as a conventional transformer machine, it features dedicated crane-safe lifting handles and is easily mounted onto wide-wheel workshop trolleys with integrated cylinder trays.
• Simplified Control Panel: Avoids overly complex menus. It focuses strictly on the critical, intuitive settings high-production welders need for daily tasks, minimizing setup downtime.

 

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