CT PT Testing
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Portable Electronic (Digital) CT/VT Calibrator HEWD-2A
Digital Output Error Test (Ratio Error and Phase Error).
Compatible with protocol IEC61850-9-1/2/2LE and IEC60044-FT3.
Analog Output Error Test (Ratio Error and Phase Error).
Analog of small signal output.
EMC compliance with standard IEC60044-8.
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PT Burden FY series
1. Wide operation range
2. Accuracy: ±3%
3. Applicable standard: IEC60044-2 or ANSI/IEEE C57.13
4. Multi-type operation mode optional: touch screen, button selector and knob switch
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Standard CT With Current Generator HLS series
High accuracy.
5 to 4000A current transformer design (or according to client requirement).
Used for precision measurement of calibration of instrument CT.
With facility to test the performance of CT and verify its own accuracy.
Can integrate with current source.
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CT & PT Test Bench
Ratio Error and Phase angle error test
High and stable test data accuracy
Open-circuit & close-circuit demagnetization function
With over current, over voltage, reverse polarity, overload and wrong wiring protection
Applicable standard: IEC 60044 or ANSI/IEEE C57.13 (depends on customer’s requirements)
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Standard Current Transformer HLB-32G series
5-3200A current transformer design.
Adopting two stage principles to ensure excellent accuracy.
Accuracy class: 0.005.
Operating range: (1-120%)In.
Approx 50kgs.
Current transformer integrated with source can be optional.
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Resonant High Voltage Source System
Can work together with High Voltage Standard PT
Big rated capacity and stable output
With Over current & over voltage protection function
Fine & coarse adjustment