Frequency modulation series resonance test device

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ZLJXZFrequency modulation series resonance test deviceApplied in industries such as power, metallurgy, petroleum, and chemical engineering, it is suitable for the handover and preventive testing of high-capacity capacitive samples, such as generators, power transformers, and high-voltage cross-linked cables. The TPXZB-210/60 cable AC withstand voltage test equipment can meet the AC withstand voltage test of 35kV cross-linked cables with a length of 1km. Can meet the AC withstand voltage test of 10kV cross-linked cable with a length of 2km. Can meet the AC withstand voltage test of 10kV voltage level power transformers.

ZLJXZFrequency modulation series resonance test deviceTechnical Specifications:

Environmental temperature: -10~45 ℃

Environmental humidity: ≤ 90%

Altitude: ≤ 2000M

Power input: 220V ± 10% single-phase 50Hz output 0-2220V (≤ 10KW)

380V ± 10% three-phase 50Hz output 0-400V

Rated test capacity: 0-8000KVA (optional)

Resonant voltage: 0-1000KV (optional)

Frequency adjustment range: 0.1-300Hz

System measurement accuracy: Level 0.5

Frequency regulation division rate: 0.01Hz

Instability: ≤ 0.05%

Output waveform: sine wave

Waveform distortion rate: ≤ 0.5%

Noise: ≤ 60dB

Reactor Q value: 30-200 (optional)

ZLJXZ series resonant working environment:

1. Environmental temperature: -150C -400C;

2. Relative humidity: ≤ 90% RH;

3. Altitude: ≤ 1000 meters;

Subject and Test Requirements

1. 64/110kV/300mm2 cable, length 0.2km, capacitance ≤ 0.03uF, test frequency 30-300Hz, test voltage 128kV.

2. 26/35kV/300mm2 cable, length 1.2km, capacitance ≤ 0.228uF, test frequency 30-300Hz, test voltage 52kV.

3. 8.7/10KV/300mm2 cable, length 4km, capacitance ≤ 1.2uF, test frequency 30-300Hz, test voltage 22kV.

4. 110kV substation GIS equipment, 35kV transformer, distribution equipment AC withstand voltage, test frequency 30-300Hz, test voltage 184kV.

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