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Frequency Conversion Series Resonance Test

(1.1)
Supplier From China
Apr-29-22

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

1. Rated voltage:

2. Quality factor under full load in test of fire power generator: Q10 (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 300Hz

8. Accuracy of system measurement: 1.5

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 380V 10% and 45 65Hz

Output voltage: 0 400V adjustable

Output voltage frequency: 30 300Hz

0.1Hz adjustable stepping

Instability degree of frequency 0.02%

Output current: 0 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

Working frequency: 30- 300Hz

3. One set of exciting transformer:

Rated capacity: 10kVA

Input voltage: 400V

Output voltage: 1.2kV/3kV/5kV

Price and Minimum Quantity

Price: $770 - $15397
MOQ: Not Specified
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Product Parameters:
technical parameter

Rated output voltage 0 1000kV and below
output frequency 30 300Hz
Resonance voltage waveform Pure sine wave waveform distortion rate 1.0%
Working time Full power continuous working time of 60min
Quality factor 30~90
Frequency regulation sensitivity 0.1Hz
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Variable Frequency Series Resonant Test

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(1.1)
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  Wuhan GDMK Electric Co., Ltd.
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Product Details
Product introduction

Series resonance device is mainly designed and manufactured for communication voltage endurance test of 11kV/30MW hydro-generator. Two separate designs are adopted for reactor.
Series resonance device is mainly composed of frequency conversion control power supply excitation transformer reactor and capacitor voltage divider.
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