GTECH-DIGITAL INSULATION TESTERS (GT3129) + FREE CALIBRATION CERTIFICATE

The GTECH Digital Insulation Tester (GT3129) is a high-end professional insulation resistance testing instrument designed for precise insulation diagnostics in critical electrical systems. It is ideal for testing transformers, generators, high-voltage cables, switchgear, motors, and industrial power equipment. With advanced insulation analysis functions such as Polarization Index (PI) and Dielectric Absorption Ratio (DAR), the GT3129 provides accurate assessment of insulation performance, helping maintenance professionals detect deterioration and prevent electrical failures.

Key Features:

• Wide Selectable Test Voltage Range for diverse testing applications
• Ultra-High Insulation Resistance Measurement Range with superior accuracy
• PI & DAR Measurement Functions for advanced insulation condition evaluation
• AC/DC Voltage Measurement Capability
• Automatic Discharge Function for safe testing operation
• Large Backlit LCD Display with clear digital readings
• USB Communication Interface for data transfer and report generation
• Internal Memory Storage for saving test records
• Guard Terminal Function to eliminate surface leakage current interference
• Comparator / Alarm Function for pass-fail testing indication
• Rechargeable Battery Operation for field portability
• Auto Power-Off Function for battery conservation
• Overload and Short-Circuit Protection for instrument safety
• Designed in compliance with IEC international safety standards

Applications:

✔ High-voltage transformer testing
✔ Generator and motor winding insulation analysis
✔ Power cable insulation resistance testing
✔ Electrical maintenance and troubleshooting
✔ Utility and substation testing
✔ Preventive maintenance of industrial electrical systems