Inverter Silent Generator with Digital Current Preset
Advanced Features
- Advanced single-tube IGBT inverter technology for fast dynamic response
- Automatic power supply voltage identification for single-phase 220V and two-phase 380V
- Comprehensive over-voltage, under-voltage, over-temperature, and over-current protection
- Precise digital current preset for convenient and intuitive operation
- Suitable for welding with acidic, alkaline, stainless steel, and cast iron electrodes
- Built-in thrust and hot start functions to prevent arc sticking and arc interruption
- Ultra-compact body for easy portability with multi-board structure for enhanced reliability
- Equal current output at both 220V and 380V
- Ideal for outdoor construction, advertising decoration, ironwork processing, and industrial applications
Technical Specifications
| Parameter |
LWG-318K |
LWG-418K |
LWG-458K |
| Input Power Source |
Single-phase 220V/380V |
Single-phase 220V/380V |
Single-phase 220V/380V |
| Rated Input Capacity |
8.1kVA |
8.6kVA |
9.8kVA |
| Inverting Frequency |
28KHZ |
28KHZ |
28KHZ |
| No-Load Voltage |
62V |
62V |
62V |
| Duty Cycle |
40% |
40% |
30% |
| Voltage Range |
30-318A |
30-418A |
30-458A |
| Electrode Diameter |
≤3.2 |
≤4.0 |
≤4.0 |
| Efficiency |
80% |
80% |
80% |
| Insulation Class |
Class F |
Class F |
Class F |
| Dimensions |
320×170×280mm |
320×170×280mm |
320×170×280mm |
| Weight |
5.0KG |
5.2KG |
5.5KG |
Installation Requirements
Input Voltage: AC1P/2P~180-420V, 50/60Hz, compatible with generator use
Input Cable: ≥2.5mm², maximum length 5 meters
Distribution Switch: 63A
Output Cable: 16mm², maximum length 30 meters
Ambient Temperature: -10℃ to +40℃
Operating Environment: Ensure proper ventilation by not blocking air inlets/outlets, avoid direct sunlight exposure, and maintain dust prevention measures