Website:
PONOVO POWER CO., LTD
Group: PONOVO
Catalog excerpts
Professional Provider of Power Testing Instrument PCT200 Series CTIPT Test System
Open the catalog to page 1
4. Fast test for excitation check • 10kV knee point check time: 50s • 1kV knee point check time: 15s Excitation characteristics test based on DC method Ratio test based on voltage method <Conventional method> □ Can check CT with high knee point value □ High efficiency, high accuracy, more safe Error check with extrapolation method for AA type CT □ Get the ratio error and angle error based on extrapolation method, no need to use extra standard CT nor standard load. <Conventional method> Currení iouíce is al primovy side >ürj.H and current meo iure men I haïihùVst«)iï'iS(ûi[(f ikb' <New...
Open the catalog to page 2
Comparison with traditional method Shan Xi CT/PT Research Institute Comparison with traditional test method Test data Reoort Comparison test with traditional CT test method was made in Shan Xi CT & PT Research Institute. 0.2 class reference CT was used in the test. The results show the maximum Ratio test difference is 0.08414% and the maximum Phase deviation test difference is 0.34188'. Field Test Examples Chongqing Power Plant
Open the catalog to page 4
Output voltage range Specifications Output current range Output power Test M/P/TP type CT and PT Test M/P/TP type CT and PT Ptype CT Ratio test range Ratio test accuracy Burden test accuracy Winding resistance test accuracy Accuracy limiting factor (ALF) Instrument security factor (FS) Secondary time constant (Ts) Rated symmetrical short circuit current factor (Kssc) Accuracy limiting voltage (Eal) Transient dimensioning factor (Ktd) Peak instantaneous error (s~) Ratio error Phase displacement Main supply Operation temperature Relative humidity Operating system 8.4 inch, color display 8.4...
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