Multifunctional CT and PT Transformer Turns Ratio Tester

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The voltage ratio measuremen t for three or singe phase transformer

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The group vector measuremen t for three phase transformer.

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The polarity measuremen t for single phase transformer or CT/PT

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Voltage ratio error calculation

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Curren t transformer ratio measuremen t

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Excitation current measuremen t in ratio testing

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Reproduction the AC test voltage from power source to reduce the effects of bad power source

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Save the test results in the memory internal the tester

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Print the test results by micro printer

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Reverse connection detect unit to prevent the high voltage injected to operator

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Over curren t protection unit integrated in software and hardware

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Upload the test results to PC by RS232 and make word report by software

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Ratio measuremen t range:1~10000

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Group measuremen t:1~12

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Phase measurement error:1 degree

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Ratio measurement error:1~2000 ± 0.2%RDG   2000~10000  ± 0.5%RDG

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Test voltage:0~80V 

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Power supply:AC220V ± 10%, 50Hz/60Hz   

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Size 400´350´200  mm3     Weight 7kg  Humidity: ≤85%RH