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Variable Frequency Series Resonance ac hipot test set
Variable Frequency Series Resonance ac hipot test set Product Overview
The device is mainly designed for AC voltage test of 110kV cable and 220kV power system. The separate manufacturing reactor design, can meet the requirements of high voltage equipment, test conditions. The small current is, city, county departments and high voltage test of electrical installation, repair and test pressure equipment engineering unit ideal. The device is mainly composed of variable frequency control of the power supply, excitation transformer, high voltage reactor and capacitor divider.
Variable Frequency Series Resonance ac hipot test set Subject to be tested
1. - 10kV,400mm² and below, 5km cable AC voltage withstand test, the maximum capacity ≤2.105μF
, the test frequency is 30-300Hz, the maximum test voltage 22kV.
2. - 35kV,300mm² and below,2km cable AC voltage withstand test, the maximum capacity≤0.389μF
, the test frequency is 30-300Hz, the maximum test voltage 52kV.
3. - 110kV,630mm² and below,1km cable AC voltage withstand test, the maximum capacity ≤0.201μF, the test frequency is 30-300Hz, the maximum test voltage 128kV.
4. 110kV, 220kV power transformers, circuit breakers, transformers, insulators, wall busbar, GIS combination of high voltage switch, AC withstand voltage test frequency is 45-65Hz, the maximum test voltage 495kV
Variable Frequency Series Resonance ac hipot test set work environment
1. ambient temperature:-150C –45 0C
2. relative humidity: ≤90%RH;
3.Altitude:≤2500m
Variable Frequency Series Resonance ac hipot test set Overall parameters of the device system
A) rated capacity: 1080kVA;
B) input power: single phase 220V/380V voltage, frequency 50Hz;
C) rated voltage: 135kV, 540kV
D) current rating: 8A, 2A
E) working frequency: 30 ~ 300Hz;
F) waveform distortion rate: the output voltage waveform distortion rate ≤1%;
G) work time: allow continuous 60min under rated load;
H)Temperature rise: continuous operation of 60min after the temperature is≤65K;
I) quality factors: device Q≥30(f=45Hz)
J) protection function: to be subject to overcurrent, overvoltage and test flashover protection (see the part of frequency conversion power supply)
K) measurement accuracy: System RMS 1;
For Example:
AC resonance test set 108KV/216KVA.
The system includes as below:
1.Exiting transformer 12KVA: 1 Unit
2.Voltage divider 120KV: 1 Unit
3.Variable frequency power source 12KW: 1 Unit
4.HV reactor 54KVA/27KV: 4 Units
From the date of purchase within one year instrument, is a product quality problem free repair replacement, lifetime supply of maintenance and technical services. The instrument has found anomalies or malfunctions please contact us to arrange the most convenient treatment options.
HuaZheng Electric Manufacturing (Baoding) Co.,Ltd is founded in 2008,the supplier of the State Grid in China.It means we are the supplier of the Chinese Government.And our products spread throughout the whole China.
Our main products : Insulation Oil Tester, Cable Fault Locator, High Voltage Generator,transformer tester, relay protection tester,insulation resistance tester,Power Quality Analyzer and so on.
Close to Tianjin port, the transportation is convenient. our customers come from More than 50 countries, like America, England, Bulgaria, Brazil, Chile, Malysia, Vietnam and so on.
What's more, gurantee 1 year,life long maintance .Products through the CE, ISO, IEC certification, quality and reliable, factory price.
Warmly welcome all partners to join us for mutual benefits cooperation.
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