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Digital Control Heavy Industry Movable Inverter Drawn Stud Welding Machine - China Suppliers & Factory Solutions for Stable Welding
Detailed Information
The stud welding machine has strong power, safe and easy operation, and can also realize short-cycle drawn-arc stud welding and long-cycle drawn-arc stud welding. It can weld various components such as ordinary studs, T-shaped studs, pins, balls, etc. The welded joints are firm and safe, and there is no high requirement for the accuracy and tip quality of the studs. It is especially suitable for oily, rusty, galvanized surfaces or other coated workpieces.
Due to the short welding time and small deformation after welding, no trimming is required. Because the welded construction requires no drilling, there are no leaks. The stud welded joint can achieve high strength, that is, the strength of the stud welded joint is greater than the strength of the stud itself. After electroplating or welding of high-alloy plates, there is no mark on the back. The economy is good, and the advantage of stud welding over other welding methods lies in the welding power.
Main Features
- All welding machines use new electronic components.
- Adopt digital, soft switching inverter technology, small size, light weight, easy to move.
- The panel is simple and easy to adjust, and even new worker can weld it.
- Suitable for welding steel structures, building floor slabs, bridges, etc.
- Intuitive and clear digital display of welding current and welding time.
- Three-proof design for key parts, suitable for various harsh environments, stable and reliable operation.

Working Connection Diagram
Product Parameters
| Model | RSN-2500X | RSN-2500 | RSN-3150 |
| Rated Input Voltage | AC 3P 380V 50Hz/60Hz | ||
| Rated Input Capacity | 99KVA | 121KVA | 153KVA |
| Rated Input Current | 150A | 185A | 214A |
| No Load Voltage | 100V | 108V | 108V |
| Output Current | 2000A | 2500A | 3150A |
| Weldable Stud Diameter | 6-19mm | ||
| Welding Time | 0.3-3 | ||
| Duty Cycle | 0.15 | ||
| Efficiency | 0.9 | ||
| Insulation Class | IP21S | ||
| Stud Cable Length | ≤400mm | ||
| Dimensions | 69x39x76CM | ||
| Weight | 75KG | ||
Installation Attentions
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Input voltage: AC three phase 380V 50/60Hz
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Input cable: ≥16mm²
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Output cable: 95mm², Welding gun ≦20m
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Power switch: 150A
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Ambient temperature: -10℃~+40℃
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Usage condition: No blocked on air inlet & outlet. No sunlight exposure. Pay attention to dust prevention.
Standard Accessories

1x Electrode Holder

1x Ground Clamp

1x Welding Mask

1x Brush/Hammer
Optional Accessories

Welding Helmet

Welding Gloves

Electrodes E6013

Lift TIG TORCH
Frequently Asked Questions
What components can this stud welding machine weld?
The machine is highly versatile and can weld various components such as ordinary studs, T-shaped studs, pins, balls, and more.
Is this machine suitable for rusty or coated surfaces?
Yes, it is especially suitable for workpieces with oily, rusty, galvanized, or other coated surfaces.
What are the key technical advantages of this stud welding machine?
It adopts digital, soft-switching inverter technology, which allows for short-cycle and long-cycle drawn-arc stud welding. The process leaves no marks on the back of the plate, requires no trimming, and prevents leaks since no drilling is required.
What are the input power and cable requirements for installation?
It requires a three-phase AC 380V 50/60Hz input voltage, an input cable size of ≥16mm², an output cable of 95mm² (welding gun ≤20m), and a 150A power switch.
How durable is the machine in harsh environments?
The machine features a three-proof design for key parts, making it stable and reliable for operation in various harsh environments with ambient temperatures ranging from -10°C to +40°C.




