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Advanced Insulator Voltage Distribution Testing with the ZX-15
For technicians and engineers maintaining high-voltage AC transmission lines (35-500kV), accurately measuring the voltage distribution across insulator strings is critical for assessing health and predicting failures. Traditional methods often involve bulky equipment or estimates. The ZX-15 Insulator Strings Voltage Distribution Detector represents a significant step forward, offering a compact, precise, and field-ready solution.
Key Technical Advantages of the ZX-15
The ZX-15 is engineered with specific features that make it highly effective for field and lab use:
1.High Precision Measurement: With an accuracy of ±1% and a measuring range of 1 to 30kV, the ZX-15 provides reliable data to identify faulty insulators where the voltage gradient deviates from the norm.
2.Minimal Circuit Influence: A critical specification is its low inter-electrode capacitance of just 2pF. When attached to an insulator, the detector presents a very high impedance, minimally loading the circuit under test. This ensures that the measurement itself does not significantly alter the actual voltage distribution, leading to more accurate results.
3.Robust and Safe Design: Rated for an inter-polar voltage of 40kV, the device is built to withstand the harsh electrical environments of high-voltage towers. This provides a good safety margin during operation.
4.Unmatched Portability: Weighing only 500g and with compact dimensions (Ø100×34mm), the ZX-15 is a tool you can easily carry up a tower. Powered by a rechargeable DC 9V battery, it eliminates the need for external power sources in the field. The clear LCD display ensures readability in various lighting conditions.
Comparison with Traditional Methods
To appreciate the ZX-15's design, it's useful to contrast it with older or alternative approaches.
Feature | Traditional Methods (e.g., Electrostatic Voltmeters) | ZX-15 Detector |
Size & Weight | Often bulky, heavy, and cumbersome for tower work. | Compact, lightweight (500g), designed for one-hand operation. |
Circuit Loading | Can have higher capacitance, potentially disturbing the voltage being measured. | Extremely low 2pF capacitance for minimal influence. |
Power Source | May require cumbersome external power or calibration. | Integrated, rechargeable battery for true portability. |
Data Readability | Analog scales can be difficult to read at a distance or in poor light. | Digital LCD display for clear, unambiguous readings. |
Operational Focus | Often a general-purpose instrument adapted for the task. | Purpose-built specifically for insulator string voltage profiling. |
Conclusion：
The ZX-15 Insulator Strings Voltage Distribution Detector is not just another tool; it is a specialized instrument that addresses the specific needs of high-voltage line maintenance. Its combination of high accuracy, minimal intrusion, ruggedness, and exceptional portability makes it a superior choice over traditional methods. For technicians tasked with ensuring the reliability of the grid, the ZX-15 enhances both the efficiency of the testing process and the quality of the diagnostic data.
GDZX is a manufacturer of power detection equipment, offering a diverse range of products with comprehensive models and providing professional technical support. Contact us at +86-27-6552607 or +86-17396104357.Website: http://en.gdzxdl.com/
