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Created on 06.04
ZX7-318G Pulse MMA Welding Machine | Portable Dual Voltage IGBT Inverter Welder
The ZX7-318G Pulse MMA Welding Machine is a high-efficiency and energy-saving inverter manual arc welding equipment independently developed for household, maintenance and light industrial welding scenarios. Adopting mature IGBT single-tube main circuit design, the whole machine is safe, stable and reliable. It supports dual 220V/380V wide voltage compatibility, which perfectly solves the problem of different power supply environments in different construction sites.
With the advantages of small size, light weight and strong power, this pulse MMA welder breaks the limitation of traditional heavy welding equipment. It is equipped with intelligent digital display functions and comprehensive safety protection mechanisms, delivering excellent welding performance and ultra-high cost performance for daily welding operations.
Core Functional Characteristics
1. Advanced IGBT Inverter Technology: Adopts IGBT single-tube multi-board design with stable circuit operation, strong anti-interference ability and long service life. The mini body outputs strong power, realizing high-efficiency welding with low energy consumption.
2. Wide Universal Voltage Compatibility: Supports 220V single-phase, 380V single-phase and 380V three-phase multi-mode power supply, adapting to various household and industrial power environments without additional voltage conversion equipment.
3. Full-range Safety Protection: Built-in over-heat, over-current, over-voltage and under-voltage multiple protection systems. It can automatically cut off power for protection in case of abnormal power supply or long-time high-load operation, effectively avoiding equipment damage and safety accidents.
4. Efficient Heat Dissipation System: Equipped with a full-duct high-speed cooling fan, which accelerates internal air circulation, quickly dissipates working heat, ensures long-term stable operation of the equipment, and effectively prolongs the service life of the welder.
5. Excellent Welding Performance: Features stable output current, centralized electric arc, deep welding penetration, and a firm welding seam. It has strong arc resistance, bright and easy-to-clean welding slag, which greatly improves welding quality and construction efficiency.
6. Intelligent Digital Display Design: Supports one-key start preheating display and working hour display, allowing operators to clearly grasp the equipment's working status and working duration, realizing standardized and refined operation.
7. Lightweight & Portable: The whole machine is compact in size and only 4.7KG in weight. It is easy to carry and move, perfectly suitable for mobile welding, outdoor construction and high-altitude operation scenarios.
Complete Technical Parameters
Parameter Item | ZX7-318G Specification |
Input Power Voltage | 220V / 380V |
Input Rated Capacity | 5.5KVA |
No-Load Voltage | 70V-80V |
Output Working Voltage | 20V-27.2V |
Output Current Range | 20A-180A |
Insulation Grade | F |
Ingress Protection Rating | IP21S |
Rated Duty Cycle | 60% |
Net Weight | 4.7KG |
Overall Dimensions | 300*162*235mm |
Applicable Electrode Size | Φ2.5 – Φ4.0 |
Core Functions | Portable, Air-Cooled, 3 Phase Support, DC Output, Temperature Control Protection |
Installation & Usage Precautions
1. Cable Matching Standard: Adopt 4mm² input power cable and 16-25mm² output welding cable to ensure stable power supply and avoid cable heating and power loss.
2. Switch Configuration: Equipped with a 40A professional power distribution switch to ensure safe and stable power supply during equipment operation.
3. Working Environment: The applicable ambient temperature is -10℃ ~ +40℃. Avoid working in humid, dusty and corrosive environments for a long time.
4. Standard Operation: Before starting the machine, the ground wire and power cable must be connected correctly to eliminate potential safety hazards and ensure normal welding operation.
Application Scenarios
The ZX7-318G pulse MMA welding machine is widely applicable for welding of carbon steel, ordinary alloy steel and other materials. It is perfectly suitable for household maintenance, factory equipment repair, outdoor engineering construction, high-altitude operation, decoration welding and other scenarios, being a cost-effective portable welding equipment for individual workers and small and medium-sized enterprises.
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