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The PS-3420 High Voltage Insulation Resistance Tester is a professional-grade diagnostic instrument engineered for the precise measurement of insulation resistance across a wide array of electrical assets. Designed specifically for industrial applications, it is ideal for testing the integrity of insulating materials in transformers, motors, cables, and other critical electrical equipment to ensure operational safety and prevent catastrophic failures.
Integrating medium and large-scale integrated circuits, the PS-3420 features a high-precision micro-current measurement system and a digital boost system. With a versatile rated output voltage range from 250V to 5000V and an expansive resistance measurement capacity up to 5.00TΩ, it provides engineers with a reliable, high-accuracy tool for comprehensive dielectric strength analysis and routine maintenance.
Detailed Parameters
| Output Voltage Range | 250V / 500V / 1000V / 2500V / 5000V DC | Insulation Resistance Range | 0.01MΩ to 5.00TΩ |
|---|---|---|---|
| DC Voltage Measurement | 0V to 1000V DC | AC Voltage Measurement | 0V to 750V AC |
| Precision (Low Range) | ±3% rdg ± 5 dgt | Precision (High Range) | ±15% rdg ± 5 dgt |
| 5000V Measure Limit | Up to 5.00 TΩ | 2500V Measure Limit | Up to 2.50 TΩ |
| Circuit Architecture | Digital Boost & Auto-discharge | Measurement Method | High-voltage & Signal line connection |
Key Advantages
Enhanced Safety
Equipped with an automatic discharge circuit to ensure operator safety by neutralizing residual charges after high-voltage testing.
Efficient Workflow
Simplified connection process requiring only a high-voltage line and a signal line to the Device Under Test (DUT).
High Precision
Utilizes high-precision micro-current measurement systems to ensure accurate readings across TΩ ranges.
Digital Integration
Driven by large-scale integrated circuits for stable signal processing and clear digital output.
Wide Versatility
Suitable for diverse assets including high-voltage cables, power transformers, and electric motors.
Multi-Range Voltage
Five selectable output voltage levels allow for customized testing based on equipment voltage ratings.
Product Gallery
Management Platforms
Asset Inventory
Easily categorize and track the insulation health of multiple transformers and cables across your site.
Maintenance Scheduling
Plan periodic insulation resistance checks to prevent unplanned power outages and equipment failure.
Alert System
Identify critical insulation degradation immediately through precise micro-current analysis.
Safety Compliance
Ensure all electrical testing meets international safety standards for high-voltage measurements.
Data Archiving
Maintain a historical record of resistance values to analyze insulation aging trends over time.
Quality Control
Verify the insulation quality of newly manufactured electrical components before deployment.
Investment Return Comparison
| Metric | Standard Analog Tester | PS-3420 Digital Tester |
|---|---|---|
| Measurement Accuracy | Low/Subjective | High (±3% rdg) |
| Safety Features | Manual Discharge | Automatic Discharge Circuit |
| Testing Speed | Slow/Manual | Rapid Digital Response |
| Voltage Range | Fixed/Limited | Multi-level (250V-5000V) |
| Operational Cost | High (Risk of Error) | Low (Precision Diagnostics) |
Frequently Asked Questions
It is primarily used for measuring the insulation resistance of transformers, motors, high-voltage cables, and various electrical equipment to ensure they are safely isolated.
High-voltage testing leaves residual energy in the DUT. The automatic discharge circuit safely drains this energy, preventing electric shocks to the technician.
Yes, the PS-3420 can measure DC voltage up to 1000V and AC voltage up to 750V, providing versatile voltage checking capabilities.
The device has a maximum insulation resistance measurement range of 5.00 TΩ when operating at the 5000V output setting.
Absolutely. Its rugged design and multi-voltage output make it an ideal tool for power distribution networks and industrial electrical maintenance.
Connection is simple: you only need to connect the Device Under Test (DUT) using one high-voltage line and one signal line for accurate measurement.
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