SANYU MMA-200A Welder: The Ultimate MMA IGBT Inverter Arc Welding Machine
1. Brief Introduction
Our MMA Welder, featuring imported IGBT and fast recovery diodes as its primary electric components, is complemented by a specially developed main PCB board. This innovative design ensures uniform regulation of welding current, guaranteeing excellent arc welding process adaptability. Additionally, the welder boasts perfect dynamic protection features, ensuring safety and reliability during use. Ideal for welding low carbon steel, stainless steel, and alloy steel, this machine is a superb choice for various welding applications.
MMA Features:
1. 25% high duty cycle.
2. Lower operational costs, heightened portability, compact design, and superior output.
3.
Excellent arc properties and droplet transfer solutions. 4.
Equipped with over-heating, over-voltage, and over-current protections. 5.
Digital display functionality for enhanced user experience (only for plastic shell).
6.
Ergonomic plastic handle for easy portability.
7.
Quick connection feature for output, ensuring safety, simplicity, and stability.
*NOTES: The above description is subject to change without prior notice.
2. Technical Description
2.1 Environment
* Working temperature: -10ºC~40ºC.
* Transportation and storage temperature: -25ºC~55ºC.
* Relative air humidity: 40ºC≤50%; 20ºC≤90%.
* Ambient air must have low levels of dust, acids, corrosive gases, and substances, except those originating from the welding process.
* Altitude should be less than 1km.
* Maintain adequate ventilation with a 50cm clearance around the unit.
* Ensure it is placed where wind speed does not drop below 1m/s.
2.2 Input Power
* Power supply waveform should be a sine wave, with frequency fluctuations less than ±1% of its rating.
* Input voltage fluctuations must not exceed ±10% of the rated value.
2.3 Equipment Principle
*NOTES: This welder utilizes advanced inverter technology. The primary components include:
Rectifier → Filter → IGBT → Transformer → Rectifier → Choke
2.4 Equipment Structure
The MMA Inverter DC MMA Welder features a portable cabinet structure. The upper part of the front panel is equipped with a welding current adjustment knob, power indicator (green), and abnormal indicator (yellow). The output terminal includes quick connectors for both '+' and '-'. The back panel includes a power switch, motor fan, and input power cable. Internally, the unit comprises a PCB main board, electronic components,radiator, and more.
2.5 Guide for Marking Models
For instance, MMA-160 denotes an Inverter MMA (Manual Metal Arc Welding) machine with a rated output current of 160A..
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: Arc Welding Machine Standards
* JB / T 7824-95: Technical Conditions of Inverter Arc Welding Rectifier
* GB 4208-93: Protection Class (IP Code)
3. Interconnection Diagram
Circuit Schematic of INARC Welder
(Figures for reference are subject to change without notice.)
4. Transportation and Storage
* This premier indoor equipment requires protection from rain and snow during transport and storage. Handle with utmost care, especially noting any warning labels. Store in a dry, well-ventilated area free from corrosive gases and dust. Maintain a temperature range between -25ºC to 55ºC with relative humidity below 90%.
* For extended storage, repackage the machine according to the original packaging requirements. Prior to storage, ensure the machine is cleaned and sealed in plastic bags to maintain its pristine condition.
* Preserve the integrity of cartons and shock blocks for proper long-distance transportation. For such transport, retrofit with a wooden case and clearly mark with 'up' or 'rain' symbols to ensure safe handling.
5. Quality Warranty
If the machine is operated in accordance with the manual's regulations,and complies with the installation, storage, usage, and maintenance guidelines,the manufacturer will provide complimentary services to userswithin 12 months from the date of purchase (based on the invoice date).
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