●Product introduction
Product name: 220kV electric integrated CVT adjustable sense series resonance
Product specifications: XSN (XZ) -80kVA/160kV (electric integrated)
Applicable test product: Transformer
The range of tested products: 220kV class transformer CVT, capacitance ≤0.01uF, 110kV class transformer CVT, capacitance ≤0.02uF.
Product role and function: 1. Help customers to achieve preventive AC withstand voltage test and handover AC withstand voltage test of various tested products;
2. Test cross-linked rubber-plastic power cables, power transformers, GIS, transformers, insulators, generators, switches and other test products insulation withstand various overvoltage capabilities and AC withstand voltage test for capacitive loads.
Product nicknames: series resonance withstand voltage test equipment, AC withstand voltage test equipment, resonant booster device for inspection, series resonance withstand voltage tester.
Test object: 220kV class transformer CVT, capacitance ≤0.01uF, test frequency 50Hz, test voltage 152kV.
110kV class transformer CVT, capacitance ≤0.02uF, test frequency of 50Hz, test voltage of 76kV.
●Technical parameters
1. Product core parameters:
Rated capacity: 80kVA;
Input power: 220V/380V, frequency is 50Hz;
Rated voltage: 160kV;
Rated current: 0.5A;
Working frequency: 50Hz;
Waveform distortion rate: output voltage waveform distortion rate ≤ 1%;
Working time: 15 minutes continuous under rated load; 1.1 times of overvoltage for 1 minute;
Temperature rise: the temperature rise after 15 minutes of continuous operation under rated load is ≤65K;
Quality factor: the device itself Q≥10 (f=50Hz);
Measurement accuracy: system effective value 1.5;
2. Excitation transformer JLB-5kVA/5/10kV/0.2/0.4kV 1 set
Rated capacity: 5kVA;
Input voltage: 0-400V, single phase;
Output voltage: 5/10kV;
Structure: dry type;
Weight: about 40kg;
3. Control box parameters KZX-5kVA/220V/380V 1 unit
Rated output capacity: 5kVA
Working power: 220±10%V power frequency
Output voltage: 0-250V,
Rated input current: 25A
Rated output current: 25A
Running time: 15min continuously under rated capacity
The maximum temperature of the components under the rated capacity of continuous operation for 15 minutes is ≤65K;
Noise level: ≤50dB
Weight: about 15kg;
4. Adjustable reactor DK-80kVA/160kV 1 section
Rated capacity: 80kVA;
Rated voltage: 160kV;
Rated current: 0.5A;
Quality factor: Q≥16;
Rated inductance range: 1100-450H;
Continuous working time: 15min;
Adjustable reactor size: Ф480*1550mm;
Weight: about 280kg/section;
