YF9008E Secondary Pulse Cable Fault TesterFunction and Features

1．Measurable35KVThe high and low resistance faults of all cables of the following levels are widely applicable.

2．YF9008E Secondary Pulse Cable Fault TesterAdopting internationally advanced technology“Secondary pulse method”Testing techniques. At the same time, it also has traditional impact high-voltage flashover method and low-voltage pulse method.

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

4．Featuring user-friendly software and a fully Chinese menu, as well as touch sensitive controls on the screen. The button definition is simple and clear. The measurement method is simple and fast.

5．The success rate of fault detection, testing accuracy, and ease of testing are superior to any domestic testing equipment.

6．As a display terminal, the instrument has powerful data processing capabilities and a friendly display interface with a large LCD screen.

7．It has extremely safe sampling high-voltage protection measures. The testing instrument will not crash or be damaged in high-pressure environments.

8．It has a standard printer interface.

9．Easy to operate and highly reliable. Has extremely high cost-effectiveness.

10. No testing blind spots.

11. Built in power supply, capable of testing cable open circuit and low resistance short circuit faults in non powered environments.

YF9008E Secondary Pulse Cable Fault TesterMain performance indicators

1. Testing method: Secondary pulse method; Impulse high-voltage current sampling method; Low voltage pulse method

2. Impact high voltage: below 35KV

3. Data sampling rates: 48MHz, 24MHz, 12MHz, 6MHz

4. Test distance:>16Km

5. Reading resolution: 1m

6. System testing accuracy is less than 50cm

7. The length of the test cable is set to: short distance (<1km); Medium distance (<3km);

Three types of long-distance (>3 km)

Test pulse amplitude: approximately 400VP-P

8. The automatic display of secondary pulse transmission and fault reflection signals makes the representation of fault characteristic waveforms extremely simple. There is only one type of high impedance fault waveform, which is a short-circuit fault waveform similar to the low-voltage pulse method.

9．YF9008E Secondary Pulse Cable Fault TesterIt has the function of storing test waveforms: it can conveniently store the waveforms tested on site in the instrument in the specified order for easy access and observation at any time. It can store a large number of on-site test waveforms.

10．YF9008E Secondary Pulse Cable Fault TesterCan 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. Make the judgment of fault distance more accurate.

11. Built in power supply: After fully charged, it can work continuously for more than 3 hours together, and can also work with an external AC power supply.

12. Working conditions: temperature -10 ℃~+45 ℃, relative humidity 90%, atmospheric pressure 750 ± 30mmHg.