Digital Portable Testing Equipment , IEC61850 Transformer Test Set

Digital CT VT Tester/Calibrator HEWD-2A

Technical Parameter

Major Feature

1. Digital output error testing of digital type CT VT
1) Ratio and phase error testing
2) Meet with IEC61850-9-1,IEC61850-9-2,IEC61850-9-2LE and IEC60044-FT3 protocols
3) Suiitable for various optical fiber interfaces
4) Holography analysis of message of IEC61850-9-1/IEC61850-9-2
5) Record of error record of test points and data search/store/print by software
2. Analog output error testing of digital CT/VT and conventional CT/VT
1) Ratio and phase error testing of digital CT/VT
2) Ratio and phase error testing of conventional CT/VT by converting into voltage signal through
standard converter
3. Can test higher namely 0.2S class digital CT/VT
4. Analoging of small signal output
5. Harmonic waveform analysis of input signals of digital CT/VT under test, generation of spectrum curve,
record of content of each time harmonic (up to 50times harmonic), and calculation of harmonic distortion.
6. RMS value parameters analysis (amplitude, phase, frequency and etc) of input standard signal
7. Real-time displaying output waveform, standard signal waveform, polarity, sync status and percentage
value under test point of CT/VT under test
8. Polarity and time-delay test of digital CT/PT by using inbuilt PPS (pulse per second) and B code
to output sync signal
9. Operating by tablet by App software (optional)
10. EMC meet with standard IEC60044-8
11. User-Friendly PC software
12. English interface and other language available according to client requirements

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Digital Portable Testing Equipment

IEC61850 Transformer Test Set

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