Discription

1. multi-function cable test.
2.can test dielectric loss, capacitance, and insulation.

Our next-generation VLF (Very Low Frequency) High Voltage Generator is an advanced testing solution developed using modern engineering technologies and an independently designed technical framework. Equipped with a 7-inch color touchscreen, high-performance ARM7 microcontroller, high-speed A/D data acquisition system, and dedicated background management software, it ensures efficient operation, accurate measurements, and reliable performance. Designed for high-capacitance electrical equipment, the system is ideal for withstand voltage testing of power cables, capacitors, medium and large generators, and electric motors. Offering an excellent balance of performance, reliability, and cost-effectiveness, it meets national power industry standards and relevant technical specifications for VLF high-voltage testing equipment.

Application

1. Advanced Digital Technology: Incorporates digital frequency conversion and microcomputer control for automated voltage boosting, voltage reduction, measurement, and protection.

2. Fully Automated Testing: Automates the entire testing process, ensuring efficient operation and consistent results.

3. User-Friendly Operation: Features simple wiring and an easy-to-use interface for convenient and reliable testing.

4. Comprehensive Protection: Provides overvoltage and overcurrent protection on both high- and low-voltage sides, with a rapid response time of ≤10 ms.

5. Enhanced Safety and Reliability: Uses photoelectric isolation between the controller and high-voltage generator to ensure safe and reliable operation.

6. Stable Voltage Output: Features high- and low-voltage closed-loop negative feedback control to maintain stable output without load-capacitance-related voltage rise effects.

7. Complete Configuration: Equipped with a capacitive touchscreen, LCD display with Chinese characters, automatic data storage, and automatic printing functions.

8. Multiple Frequency Options: Supports 0.1 Hz, 0.05 Hz, and 0.02 Hz frequency settings to accommodate different testing requirements.

9. Compact and Portable Design: Lightweight and space-saving construction makes the equipment convenient for transportation and outdoor testing applications.

Single-connection ultra-low frequency configuration list:

1. controller 1

2. step-up transformer 1

3.  High voltage connection cable 1

4.  Multi-core connection cable 1

5. power supply cable 1

6.  discharge rod 1

7.  earthing cable 2

8.  compensating capacitor 1

9. printer paper 2

10. fuse 2

Technical Details