Widely used in the detection and preventive testing of power equipment. These devices are particularly suitable for use in power testing sites and frequently moving working conditions, demonstrating their excellent performance and stability. ‌

1. It has high voltage, low voltage current, zero position indication, power indication, working indication, and timing indication.
2. Equipped with overcurrent protection, zero start protection, and audible and visual language alarm reminders.
3. Adopting a new type of time relay, the timing range is wider (1S-99H).
4. Adopting a new type of current relay, it is more precise and reliable, ensuring personal and equipment safety.
5. Adopting a combination of hardware and software anti-interference technology, the performance is stable and the anti-interference ability is strong.
6. The high-voltage coil of the test transformer is a cylindrical multi-layer tower, made of high-quality polyester enameled wire and high voltage insulation material.
7. It has the characteristics of light weight, small size, easy mobility, and superior performance.
8. The test transformer (above 5kVA) is equipped with movable iron wheels.
9. This product has a small volume and light weight (20% -65% lighter than oil immersed test transformers of the same grade).
10. Clean, free of oil stains, no maintenance required.

1. Console
●Rated capacity: 1.5-100kVA
●Rated output current: 7.5-232.5A
●Rated output voltage: 0-430V
● Input power supply: three-phase AC 380V ± 10% (single-phase AC 220V ± 10%); 50Hz±5 Hz
● Input current: 7.5-250A
●Timing length: 0~9999S (special mode can be used for long-term work)
●Voltage accuracy: ≤ 1.0% ± 1 word (F.S)
●Current accuracy: ≤ 1.0% ± 1 word (F.S)
●Explanation: If there are special parameter requirements, design and production can be carried out according to the user's technical parameters.
2. SF6 gas filled test transformer
●Rated capacity: 1.5-100kVA
●Low voltage side voltage: 400V
●Low voltage side current: 7.5-250A
●High voltage side AC output voltage: 0-300kV
●High voltage side AC output current: 0-3000mA
●Measurement ratio: 1000:1
●Impedance voltage: 4-9%
●Output voltage waveform: sine wave
●Variable ratio error: ＜ ± 1%
● Waveform distortion rate: ≯ 3%
● Allowable continuous full load working time: ≮ 1-2 hours (temperature rise of 50 ℃)
● No load loss: 0.2% to 0.4.0%
●Voltage measurement accuracy: 1.0% FS ± 3 words
●Current measurement accuracy: 1.0% FS ± 3 words
●SF6 insulation gas content: 99.999% (national standard)
●Gas pressure: 0.4Mpa
The parameters of the dual-purpose AC/DC test transformer are as shown in the table above. The rated DC voltage in the DC parameters is 1.4 times the AC current, and the rated DC current is 0.7 times the AC current.