Mainly used for conducting insulation strength tests on various electrical products, electrical components, insulation materials, etc. under specified voltages to assess the insulation level of the products, discover insulation defects of the tested products, and measure the ability to withstand overvoltage

1. High voltage, low voltage, current zero position indication, power indication, working indication, timing indication.
2. Equipped with a low-voltage input ammeter and overcurrent protection circuit.
3. Equipped with a time relay, it can effectively control the test time.
4. Equipped with an isolation knife switch, the power circuit can have a clear break through the knife switch.
5. Overcurrent protection, zero start protection, sound and light language alarm reminder.
6. Adopting a new type of time relay, the timing range is wider (1S-99H).
7. Adopting a new type of current relay, it is more precise and reliable, ensuring personal and equipment safety.
8. 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.
9. It has the characteristics of light weight, small size, easy mobility, and superior performance.
10. The test transformer (above 5kVA) is equipped with movable iron wheels.

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. Epoxy resin dry-type 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