Efficient MMA Arc Welder Portable MMA Welding Machine with CE Certified
1. Brief Introduction
Crafted with precision and excellence, the MMA welder is powered by state-of-the-art imported IGBT and fast recovery diodes, making them the core of its electrical prowess. Supported by an intricately engineered main PCB board, it seamlessly regulates welding current, ensuring a flawless arc and unmatched welding adaptability. Its dynamic protection features elevate safety and reliability to new heights. Ideal for welding low carbon steel, stainless steel, and alloy steel, this welding innovation promises unparalleled performance.
MMA Features:
1. Boasts a remarkable high duty cycle of 25%, ensuring efficiency with every use.
2. Experience reduced operational costs thanks to its enhanced portability, compact design, and superior output capabilities.
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3. Revel in its excellent arc characteristics paired with an exceptional solution droplet transfer mechanism.
4. Comprehensive and robust protection against overheating, over-voltage, and over-current, safeguarding your operations.
5. Enhanced user experience with digital display functionality (exclusive to models with plastic shells).
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6. Ergonomically designed plastic handle for effortless carrying and transport.
7.
7. Quick-connect output ensures swift, safe, and stable operations, optimizing your efficiency.
*NOTES: Specifications are subject to change without prior notice to accommodate enhancements and improvements. Stay informed for the best user experience.
2. Technical Description
2.1 Environment
* Operates optimally within a temperature range of -10ºC to 40ºC.
* Safely store and transport within a temperature range of -25ºC to 55ºC.
* Maintains functionality in relative humidity: 50% at 40ºC, 90% at 20ºC.
* The environment should have minimal dust, acids, and corrosive gases, except those generated during the welding process.
* Operable up to a maximum altitude of 1 km.
* Ensure proper ventilation with at least a 50cm clearance around the device for optimal performance.
* Located in an area with a wind speed of at least 1m/s to maintain cooling efficiency.
2.2 Input Power
* Power supply should be a sine wave with frequency fluctuations within ±1% of its rating for smooth operation.
* Keep input voltage fluctuations within ±10% of the rated value to ensure consistent performance.
2.3 Equipment Principle
*NOTES: Utilizing cutting-edge inverter technology, the core components include:
Rectifier → Filter → IGBT → Transformer → Rectifier → Choke, seamlessly integrated for optimal efficiency.
2.4 Equipment Structure
The MMA Inverter DC Welder is designed with a portable cabinet for easy transport. The front panel features a welding current adjustment knob, a power indicator (green), and an abnormal indicator (yellow) for user convenience. Quick connectors for output terminals '+' and '-' ensure efficient setup. The back panel includes the power switch, motor fan, and input power cable, all organized for optimal accessibility. Internally, it features the PCB main board, various electronic components,and a highly efficient radiator to ensure consistent performance.
2.5 Guide for Marking Models
For clarity, MMA-160 denotes an Inverter MMA (Manual Metal Arc Welding) machine with a rated output current of 160A, ensuring users can select their desired power level with confidence..
2.6 Parameter
| Item/Model |
MMA-120 |
MMA-140 |
MMA-160DS |
MMA-180DS |
MMA-200DS |
MMA-220DS |
| Rated Input Voltage (V) |
230±10% |
230±10% |
230±10% |
230±10% |
230±10% |
230±10% |
| Frequency (Hz) |
50/60 |
50/60 |
50/60 |
50/60 |
50/60 |
50/60 |
| Rated Input Capacity (KW) |
5.0 |
5.9 |
6.9 |
7.8 |
9.2 |
9.5 |
| Rated Input Current (A) |
21.8 |
26 |
30 |
34 |
40 |
49 |
| Rated Duty Cycle |
40% @ 120A |
40% @ 140A |
40% @ 160A |
40% @ 180A |
40% @ 200A |
40% @ 220A |
| No Load Voltage (V) |
67 |
67 |
67 |
67 |
67 |
67 |
| Output Current Range (A) |
10~120 |
10~140 |
10~160 |
10~180 |
10~200 |
10~220 |
| Efficiency (%) |
≥85 |
≥85 |
≥85 |
≥85 |
≥85 |
≥85 |
| Protection Class |
IP21S |
IP21S |
IP21S |
IP21S |
IP21S |
IP21S |
| Insulated Grade |
H |
H |
H |
H |
H |
H |
| Electrode Size (mm) |
1.6~3.2 |
1.6~3.2 |
1.6~4.0 |
1.6~4.0 |
1.6~4.0 |
1.6~5.0 |
| Cooling Type |
AF |
AF |
AF |
AF |
AF |
AF |
| Overall Dimension (mm) |
312*120*183 |
312*120*183 |
312*120*183 |
312*120*183 |
312*120*183 |
312*120*183 |
| Net Weight (KG) |
3.5 |
3.5 |
3.7 |
3.8 |
4.2 |
5.0 |
| Item/Model |
MMA-145H |
MMA-160H |
MMA-200H |
MMA-160HL |
MMA-200HL |
| Rated Input Voltage (V) |
230±10% |
230±10% |
230±10% |
110\220±10% |
110\220±10% |
| Frequency (Hz) |
50/60 |
50/60 |
50/60 |
50/60 |
50/60 |
| Rated Input Capacity (KW) |
6.6 |
6.9 |
9.2 |
6.9 |
8.1 |
| Rated Input Current (A) |
30 |
34 |
40 |
34 |
40 |
| Rated Duty Cycle |
60% @ 145A |
60% @ 160A |
60% @ 200A |
60% @ 160A |
40% @ 190A |
| No Load Voltage (V) |
67 |
67 |
67 |
85 |
85 |
| Output Current Range (A) |
10~145 |
10~160 |
10~200 |
110V:10~120
220V: 10~160 |
110V:10~120
220V: 10~190 |
| Efficiency (%) |
≥85 |
≥85 |
≥85 |
≥85 |
≥85 |
| Protection Class |
IP21S |
IP21S |
IP21S |
IP21S |
IP21S |
| Insulated Grade |
H |
H |
H |
H |
H |
| Electrode Size (mm) |
1.6~3.2 |
1.6~4.0 |
1.6~5.0 |
1.6~4.0 |
1.6~4.0 |
| Cooling Type |
AF |
AF |
AF |
AF |
AF |
| Overall Dimension (mm) |
312*120*183 |
378*120*183 |
420*148*216 |
378*120*183 |
420*148*216 |
| Net Weight (KG) |
4.6 |
4.8 |
7.3 |
4.8 |
5.2 |
| Item/Model |
MMA-140D |
MMA-160D |
MMA-160G |
MMA-200G |
| Rated Input Voltage (V) |
110±10% |
110±10% |
230±10% |
230±10% |
| Frequency (Hz) |
50/60 |
50/60 |
50/60 |
50/60 |
| Rated Input Capacity (KW) |
4.5 |
8.1 |
5 |
6 |
| Rated Input Current (A) |
38 |
5.5 |
21 |
28 |
| Rated Duty Cycle |
40% @ 120A |
40% @ 140A |
25% @ 120A |
25% @ 150A |
| No Load Voltage (V) |
85 |
85 |
61 |
61 |
| Output Current Range (A) |
10~120 |
10~140 |
10~120 |
10~150 |
| Efficiency (%) |
≥85 |
≥85 |
≥85 |
≥85 |
| Protection Class |
IP21S |
IP21S |
IP21S |
IP21S |
| Insulated Grade |
H |
H |
H |
H |
| Electrode Size (mm) |
1.6~3.2 |
1.6~4.0 |
1.6~3.2 |
1.6~4.0 |
| Cooling Type |
AF |
AF |
AF |
AF |
| Overall Dimension (mm) |
312*120*183 |
312*120*183 |
312*120*183 |
312*120*183 |
| Net Weight (KG) |
3.5 |
3.8 |
3 |
3.2 |
2.7 Standard
* EN 60974-1: Complies with top-tier Arc Welding Machine Standards.
* JB / T 7824-95: Meets Technical Conditions of Inverter Arc Welding Rectifier standards.
* GB 4208-93: Adheres to Protection Class (IP Code) guidelines, ensuring device resilience.
3. Interconnection Diagram
Detailed Circuit Schematic of the INARC Welder
(Please be advised that all figures presented are for reference purposes only and may be subject to adjustments without prior notification.)
4. Transportation and Storage Instructions
* This high-performance machine is meticulously crafted for exclusive indoor use. It is imperative to safeguard it from the elements, such as rain and snow, during both transportation and storage. Handle it with exceptional care, especially when packages are adorned with prominent warning labels. Ensure the storage environment is immaculate-dry, well-ventilated, and devoid of any corrosive gases or dust particles. Maintain an optimal temperature range between -25ºC and 55ºC, with relative humidity not exceeding 90% to preserve the machine's integrity.
* In the event of extended storage necessities post-unpacking, it is essential to meticulously repack the items adhering to the original packaging guidelines. Make certain that the product is flawlessly clean and securely sealed in plastic bags prior to storage, ensuring its pristine condition.
* Preserve the robustness of cartons and shock-absorbent blocks to guarantee secure packaging during long-distance transportation. For extensive travels, utilize durable wooden crates, and prominently mark packages with 'up' or 'rain' symbols to ensure the highest standard of handling.
5. Assurance of Quality Warranty
Provided that the machine is operated stringently following the comprehensive guidelines outlined in the operation manual,and is fully compliant with the established rules concerning proper installation, storage, usage, and maintenance,the esteemed manufacturer commits to delivering complimentary services to our valued userswithin a generous period of 12 months from the date of purchase, as verified on the official invoice.
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