Ponovo PCT200 Series, User Manual

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PCT200 Series CT/PT Test System User Manual
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Content
1. General Description .................................................................................................................... 7
1.1 Functions ........................................................................................................................... 7
1.2 Technical Specifications ..................................................................................................... 9
1.3 Features .......................................................................................................................... 10
1.4 Operation Preparation ..................................................................................................... 12
1.5 Block Diagram ................................................................................................................. 13
2. Panel Description ...................................................................................................................... 14
3. Operation Instruction ................................................................................................................ 15
3.1 Select Test Functions ....................................................................................................... 15
3.2 Set Test Parameters ........................................................................................................ 16
3.3 Control Output ................................................................................................................. 16
3.4 Save Test Report ............................................................................................................. 16
3.5 PCT Report Tools User Manual ....................................................................................... 19
4. Burden Test ............................................................................................................................... 31
4.1 Wiring Connection ........................................................................................................... 31
4.2 Test Operation ................................................................................................................. 32
5. CT Test ..................................................................................................................................... 33
5.1 Wiring Connection ........................................................................................................... 33
5.2 Test Operation ................................................................................................................. 35
5.2.1 Settings ................................................................................................................. 35
5.2.2 Rct Measuring ....................................................................................................... 39
5.2.3 Demagnetization .................................................................................................... 40
5.2.4 Polarity Test ........................................................................................................... 41
5.2.5 Excitation Test ....................................................................................................... 42
5.2.6 Ratio Test ............................................................................................................... 44
5.2.7 Auto Test ................................................................................................................ 45
5.3 Application Examples....................................................................................................... 46
5.3.1 Transmission line CT Test ...................................................................................... 46
5.3.2 CT Test in Y Voltage Transformer .......................................................................... 47
5.3.3 CT Test in the Star Connection Voltage Transformer ............................................. 48