PEGO HYRZ-902Z 변압기 권선 변형 시험기 (1KHz~2MHz, 0~999.999Ω)

Frequency response analysis method

Linear sweep distribution

Frequency sweep range: 1KHz~2MHz (4000 frequency sweep points), resolution: 0.25KHz, 0.5KHz, 1KHz

Piecewise sweep distribution

0.5KHz~10KHz (2000 frequency sweep points)

0.5KHz~10KHz (500 frequency sweep points)

10KHz~100KHz (500 frequency sweep points)

100KHz~500KHz (500 frequency sweep points)

500KHz~1000KHz (500frequency sweep points)

User-defined

Frequency sweep range: 10Hz~10MHz (4000 frequency sweep points at most)

Sweep mode: linear or logarithm, sweep interval and points can freely set up

Attenuation amplitude measuring range: (-100dB) ~(+20dB)

Attenuation amplitude measuring accuracy: 0.1dB

Frequency sweep accuracy: 0.01%

Signal input impedance: 1MΩ

Signal output impedance: 50Ω

In-Phase test repetition rate: 99.5%

Input power: 220V±10%, 45~65Hz (AC)

Reactance method

1) AC Impedance measuring range: 0~999.999Ω, error: 0.2% RDG±2D

2) AC voltage measuring range: 0~600V, error: 0.2% RDG±2D

3) AC current measuring range: 0~120A, error: 0.2% RDG±2D

4) Active power test: cosφ>0.1, error: 0.5% RDG±2D; cosφ<0.1, error: 1.0% RDG±2D

5) Reactive power test: 0.2% RDG±2D

6) Frequency measuring range: 45~65Hz, error: <0.1% RDG

7) Working condition: 0~50℃, 85% (R.H.)

8) Weight: 10KG

Power transformer winding deformation tester is designed according to DLT911-2004 and DLT1093-2008, it combines frequency response analysis method and reactance method to test the winding deformation of power transformer 6KV above.