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Postato il 12/06/2022 : 03:10:35
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https://www.mktester.com/high-voltage-tester/series-resonance-test-device/frequency-conversion-series-resonance-test.htmlOverview#65306;
Frequency conversion series resonance test device is designed and manufactured for alternating-current withstand voltage test of Possessing a wider application scope, it is the ideal withstand voltage equipment for prefecture-level, municipal-level and county-level high-voltage test departements as well as power installation and repair & testing engineering units.
Frequency Conversion Series Resonance Test Device
(I) Technical index#65306;
1. Rated voltage:
2. Quality factor under full load in test of fire power generator: Q>10 (relating to load)
3. Quality factor under full load in cable test: Q>30 (relating to load)
4. Quality factor under full load in test of main transformer: Q>30 (relating to load)
5. GIS, the quality factor under full load in switch test and other tests: Q>50 (relating to load)
6. Input power supply: single phase of 380V
7. Frequency adjustment range: 20Hz#65374;300Hz
8. Accuracy of system measurement: 1.5#65285;
9. The unit possesses protective functions, such as over voltage, over current and zero start.
(II) Description for main configuration and technical data of equipment:
1. One set of variable-frequency power supply:
Rated power: 10kVA;
Input voltage: single phrase of 220V or three phase of 380Vą10% and 45#65374;65Hz
Output voltage: 0#65374;400V adjustable
Output voltage frequency: 30#65374;300Hz
0.1Hz adjustable stepping
Instability degree of frequency #8804;0.02%
Output current: 0#65374;25A
2. High-voltage resonane reactor (4sets in all): 27kV/1A
Rated working voltage: 27kV
Rated working current: 1A
Rated inductance value: 120H
Continuous working time: 60min
Temperature rise should be less than 60#8451;.
Working frequency: 30~300Hz
3. One set of exciting transformer:
Rated capacity: 10kVA
Input voltage: 400V
Output voltage: 1.2kV/3kV/5kV |
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