MMA-1000SiC
Silicon Carbide Technology Overview
Advanced SiC Power Electronics
Integrating next-generation Silicon Carbide semiconductor technology to deliver superior performance, enhanced efficiency, and compact power density in professional welding systems.
Engineering Excellence
Developing advanced welding systems through systematic innovation methodologies, precision engineering practices, and comprehensive technical validation protocols that exceed industry performance benchmarks.
Manufacturing Precision
Operating state-of-the-art production facilities with integrated quality management systems, advanced automation technologies, and rigorous process controls ensuring consistent product excellence.
Global Distribution Network
Delivering comprehensive equipment solutions through strategic logistics infrastructure, providing expedited international shipping, technical consultation services, and dedicated customer support worldwide.
| Parameter | Unit | Specification |
|---|---|---|
| Power Supply | ||
| Input Voltage Range | V | 3-Phase 380V AC ±15% |
| Recommended Input Voltage Range | V | 330 ~ 430 (Best Performance) |
| Power Frequency | Hz | 50 |
| Rated Input Capacity | kVA | 75 |
| Rated Input Current | A | 40 |
| Power Factor | - | 0.8 |
| Output Characteristics | ||
| Output Current Control | - | Constant Current (CC) |
| Welding Current Range | A | 0 ~ 1000 |
| No-Load Output Voltage | V | 75 |
| VRD Voltage | V | 24 |
| VRD Function | - | Switchable |
| Performance Specifications | ||
| Rated Duty Cycle @ 40°C | % | 100% @ 1000A |
| Efficiency | % | 85 |
| Technology & Features | ||
| Advanced Technology | - | Silicon Carbide (SiC) Technology |
| Welding Processes | - | MMA / Carbon Arc Gouging |
| Applicable Welding Rods | mm | Ø2.5 ~ Ø5.0 |
| Hot Start Adjustable | - | Available |
| Arc Force Adjustable | - | Available |
| Remote Control Connection | - | Available |
| Current Display | - | Available |
| Voltage Display | - | Available |
| Quick Connector | - | 50-70 |
| Protection System | - | Overheat Protection |
| Cooling System | - | Air Cooling |
| Handle | - | Available |
| Standards & Certification | ||
| Ingress Protection | - | IP23S |
| Insulation Class | - | Class H |
| Physical Specifications | ||
| Dimensions (L × W × H) | mm | 630 × 310 × 660 |
| Net Weight | kg | 52 |
| Gross Weight | kg | 55 |
Product Overview
The MMA-1000SiC delivers 1000A output with 100% duty cycle at 40°C. Silicon Carbide semiconductor technology enables high-frequency operation (up to 100kHz), 85% efficiency, and powerful 75kW continuous operation in a 52kg design. Supports MMA welding and carbon arc gouging processes with adjustable arc force and hot start capabilities.
Silicon Carbide (SiC) Technology
SiC semiconductors operate at high frequency (up to 100kHz) versus traditional 20-30kHz, providing superior switching speed, 85% efficiency, and reduced power loss compared to traditional IGBT technology. Sibitweld is the first company to implement SiC technology in professional welding equipment, achieving 100% duty cycle at 1000A with 75kW continuous power output in a 52kg package—significantly lighter than conventional high-amperage units.
Target Applications
Heavy industrial welding, large-scale fabrication, construction projects, manufacturing facilities, and high-amperage welding operations requiring 1000A continuous output. Ideal for professionals demanding maximum power and reliable performance in demanding environments.
Core Technology
SiC technology at high frequency (up to 100kHz) with 85% efficiency, 100% duty cycle at 1000A, 0.8 power factor, 75kW continuous operation. Dimensions: 630×310×660mm, weight: 52kg.
Protection Systems
Overheat protection, IP23S rating, Class H insulation, voltage tolerance 330-430V for generator operation (recommended 80kW+ generator).
Key Features
SiC Technology
High-frequency operation (up to 100kHz) with 85% efficiency and reduced power loss compared to traditional IGBT technology.
100% Duty Cycle
Continuous welding at 1000A without cooling breaks at 40°C ambient temperature for extended high-amperage welding sessions.
Powerful 75kW Output
Capable of working continuously at 75kW power for demanding heavy industrial welding applications requiring maximum output.
Compact Design
630×310×660mm dimensions, 52kg weight—significantly lighter than conventional high-amperage units for easier handling.
Adjustable Controls
Arc force (0-100A) and hot start (0-100A) adjustment for various welding conditions and electrode types.
Superior Arc Performance
Soft arc during low-current welding, reduced spatter during high-current welding, reliable penetration across all amperage ranges.
Electrode Compatibility
Handles acidic and alkaline electrodes, Ø2.5-5.0mm rod diameter range for versatile high-amperage welding applications.
Long Cable Support
Supports cable lengths up to 100 meters for extended reach operations and remote high-amperage welding locations.
Generator Compatible
330-430V input range (±15% tolerance). Recommended generator: 80kW minimum for optimal high-amperage performance.
85% Efficiency
0.8 power factor, 75kVA rated input capacity, 40A rated input current for reduced energy consumption despite high output.
VRD Safety
Voltage Reduction Device reduces open-circuit voltage to 24V for enhanced operator safety with ON/OFF switch.
Remote Control
REM switch allows for remote control or pedal use for enhanced process control without being at the machine.
Digital Display
Dual digital displays for voltage (V) and current (A) provide clear, precise readouts for accurate high-amperage monitoring.
Multi-Process
Supports MMA welding and carbon arc gouging for versatile heavy-duty metalworking applications and material removal.
Quick Connector
50-70 quick connector system for fast and secure high-amperage cable connections, reducing setup time.
Portable Handle
Integrated handle for easier transport and mobility across job sites despite high power capacity.
Material Compatibility
Applications
Ironwork & Fabrication
- Heavy ironwork production
- Large-scale door and window processing
- Industrial fence manufacturing
- Heavy metal cabinet production
- Industrial steel furniture manufacturing
Construction & Installation
- Large building installation projects
- Heavy structural welding
- Industrial renovation projects
- Heavy equipment installation
Repair & Maintenance
- Heavy machinery repair
- Industrial equipment maintenance
- Large agricultural machinery
- Heavy automotive maintenance
Summary
The MMA-1000SiC combines SiC technology with 100% duty cycle at 40°C, 85% efficiency, and professional high-amperage welding capabilities in a 52kg package. Features include high-frequency operation (up to 100kHz), powerful 75kW continuous operation, adjustable arc force (0-100A) and hot start (0-100A), VRD safety (24V with ON/OFF switch), remote control capability, and generator compatibility (330-430V input range with ±15% tolerance). Supports Ø2.5-5.0mm welding rods and cable lengths up to 100m. Multi-process capability includes MMA welding and carbon arc gouging. Suitable for carbon steel, low alloy steel, stainless steel, and cast iron welding applications across heavy ironwork, large-scale construction, industrial fabrication, heavy equipment installation, and industrial machinery repair sectors. Quick connector system (50-70) and integrated handle provide enhanced convenience despite high power capacity.
Industry-First High-Amperage SiC Technology
Sibitweld is the first company to implement Silicon Carbide technology in professional high-amperage welding equipment, delivering superior performance with 75kW continuous power output and 1000A capacity in a compact, lightweight package.
Why Choose Sibit Welding Equipment?
Partner with Sibit for industry-leading welding equipment that delivers precision, reliability, and performance in every weld.
Core Advantages
Precision Engineering
Experience superior weld quality through meticulously engineered equipment designed to deliver consistent, accurate results in every application.
Advanced Technology
Boost productivity and efficiency with cutting-edge welding technology that streamlines operations and maximizes output.
Reliable Performance
Count on uninterrupted operation with robust equipment built for demanding industrial environments and continuous use.
Key Benefits
Comprehensive Range
Access a complete selection of equipment and accessories tailored to meet all your welding requirements and applications.
Expert Support
Benefit from dedicated technical assistance and professional service ensuring optimal performance and maximum uptime.
Proven Excellence
Trust in equipment backed by rigorous quality control and industry-leading standards for consistent results.
Partner with Sibit for Excellence
Discover industry-leading welding equipment that delivers precision, reliability, and performance in every weld. Our commitment to quality and innovation ensures your success.
Contact us today to learn more about our products and how they can transform your welding operations and drive business growth.
Contact Us Today