The cable fault tester provided by Yangzhou Topu Electric Technology Co., Ltd. is TP-HV-A21_Technical Parameters

The cable fault tester adopts time-domain reflection technology, which automatically judges the distance of the fault waveform, is simple and clear, and easy to use; The whole machine adopts an industrial control plastic chassis, which is compact, exquisite, and easy to carry; The human-machine interface is user-friendly, and even non professionals can quickly familiarize themselves with and use it, efficiently and accurately completing cable fault testing work.

Product Features

1. Used for various faults of power cables with different levels, cross-sections, media, and materials below 35kV, including open circuit, short circuit, low resistance, high resistance leakage, and high resistance flashover faults.

2. It can be used in conjunction with high-voltage equipment to achieve traditional cable fault testing using low-voltage pulse method, impulse flashover method, and speed measurement method.

3. The fully Chinese operating software and user interface, sub menu mode, and text prompts enable human-computer interaction.

4. Industrial grade 10.4-inch color touch LCD screen display, fully Chinese operating software and user interface, sub menu mode and text prompts achieve human-computer interaction.

5. Synchronized display of global and local waveforms facilitates overall analysis and detailed adjustments.

6. Any high impedance fault presents simple waveform characteristics similar to low-voltage pulse short circuit faults, which are easy to interpret.

7. Equipped with a built-in power supply, it can be used for a long time in environments without power.

8. Small size, light weight, easy to use, high success rate of fault detection and testing accuracy.

9. Stable performance in any environment, no crashes, and safe high-voltage protection measures for signal acquisition.

10. Built in storage/retrieval function, which can easily save or retrieve data and waveforms for reanalysis.

11. The test signal provides multiple pulse widths without any testing blind spots.

Technical Specifications

1. Sampling methods: Low voltage pulse method, impulse flashover method, velocity measurement method

2. Sampling rates: 200 MHz, 100 MHz, 80 MHz, 40 MHz, 20 MHz, 10 MHz

3. 脉冲宽度： 0.05μs、0.1μs、0.2μs、0.5μs、1μs、2μs、8μs

4. Impact high voltage: 35kV and below

5. Test distance: ＜ 60km

6. Resolution: 1m

7. Test accuracy: 0.1m

8. Display mode: Industrial grade 10.4-inch color touch LCD screen

9. Operation mode: touch screen operation, physical knob operation

10. Working power supply: Built in battery power supply

11. Continuous work:>4h (can also be used with an external power supply)

12. Storage function: With data storage function, it can store a large amount of on-site waveforms and data, and call them up for use at any time

13. Waveform analysis: All high impedance fault waveforms only exhibit the short-circuit fault waveform characteristics of the low-voltage pulse method, which facilitates the analysis of card positions

14. Waveform processing: It can display the measured fault point waveform and the full-length open circuit waveform of the good phase simultaneously on the screen for same screen comparison and overlay comparison, and can automatically determine the fault distance

Information organization: Yangzhou Topu Electric Technology Co., Ltd