Wrindu RDXB(WJ)-450kW Transformer Induced Voltage Withstand and Partial Discharge Test System (450kW)

Rated input power supply: 380V±10% (three-phase); 50Hz

Rated output power: 450kW

Rated output capacity: 450kVA

Rated output voltage: Single phase 0~350V

Output phase: single phase

Adjustable frequency range: 20Hz~300Hz

Output frequency resolution: 0.01Hz

Output frequency instability: ≤0.05%

Output voltage waveform: Sine wave; waveform distortion rate ≤ 1.0%

The amount of partial discharge: ≤10pC

System working hours: 90min

Insulation level: 1.2 times the rated voltage withstand voltage 1min

Noise level: ≤85dB

Quality factor: Q＞100（f=30Hz）

AC power frequency converter: 450kW (push-pull linear amplification)

Product composition

Scope of application and characteristics of the device

1. Suitable for the partial discharge and induction withstand voltage test of power transformer of 400kV/350MVA and below;

2. AC power frequency converter adopts a linear amplification circuit; sine wave output with small waveform distortion.

3. Automatic and steady voltage adjustment.

4. Overvoltage, overcurrent and other protection functions make the device safe and reliable.

5. Optical fiber is used to transmit high voltage signal, which completely isolates the high-voltage and low-voltage circuits.

6. With automatic and manual control modes.

7. Synchronized voltage, current and frequency display.

8. It has the function of resonant withstand voltage test.

9. With automatic resonant frequency search function, automatic sweeping of multiple frequency segments can be set.