Gauging Digital Inverter
Digital inverter for arcing and gauging applications
The SigmaWeld Gauging Digital Inverter delivers stable output, precise digital control, and reliable performance for arcing and gauging applications. Built with advanced IGBT inverter technology, it ensures high efficiency and consistent results even under fluctuating power conditions—making it ideal for heavy-duty industrial gauging.
key features
IGBT Inverter Technology
Advanced solid-state design for stable and reliable gauging output.
Digital Parameter Control
Precise current and voltage adjustment in single increments.
Adaptive Soft Start
Smooth start-up to minimize globule formation.
Built-In Safety Protection
Protection against short circuit, over-current, and thermal overload.
Power Fluctuation Compensation
Stable performance with ±15% input voltage variation.
Real-Time Digital Display
Continuous monitoring of weld current and voltage.
Technical Overview
SigmaWeld Gauging Digital Inverters are advanced IGBT-based digital welding power sources designed for demanding arcing and gauging applications. Featuring total digital control and a robust inverter design, the SW Gauging series delivers stable output, high efficiency, and reliable performance for continuous industrial operation. The system maintains consistent performance even under input power fluctuations of up to ±15%, ensuring dependable results in challenging industrial environments.
| Specification | SW 600 CC | SW 800 CC | SW 1000 CC |
| Rated Input Voltage | 3∅ 415 V, ±15%, 50Hz | 3∅ 415 V, ±15%, 50Hz | 3∅ 415 V, ±15%, 50Hz |
| Duty Cycle | 100% @ 400A | 100% @ 700A | 100% @ 1000A |
| Open Circuit Voltage | 80V | 80V | 80V |
| Output Current Range | 5–600A | 60–800A | 60–1000A |
| No Load Power | 200W | 200W | 200W |
| Efficiency | 80% | 85% | 91% |
| Insulation Grade | Class H | Class H | Class H |
| Protection Grade | IP23 | IP23 | IP23 |
| Electrode Size for Gauging | Up to 6 mm | Up to 10 mm | Up to 12 mm |
| Rated Input (KVA) | 22 KVA | 28 KVA | 32 KVA |
| Thermal Shutdown | In-built (Thermal overload protection) |
| Output Short Circuit Protection | In-built |
| IGBT Over Current Protection | In-built |
| IGBT Short Circuit Protection | In-built |
| Welding Over Current Protection | In-built |
| Power Fluctuation Compensation | ±15% Input Voltage Compensation |
| Low Open Circuit Voltage (OCV) | In-built |
| Digital Current Control | Single Increment Adjustment |
| Digital Voltage Control | Single Increment Adjustment |
| Adaptive Soft Start | In-built |
| Digital Ammeter | In-built |
| Digital Voltmeter | In-built |
| Cooling Type | Forced Air Cooling |