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Locatin : Products > Instrument Transformers > Electronic Transformers > Electronic Voltage Transformer
CYEVT1-24 Electronic Voltage Transformer
The products accord with standard IEC60044-8 , GB/T20840.8-2007, and can meet customer’s other special requirement. The products use Rogowski winding to test current, mainly used in 35kV switchgear, match with electric instrument, digital measure and protective equipment, can at the same time realize multi-functions such as measure, control, protection and data transmission etc, secondary open circuit can not produce high voltage.
DESCRIPTION

Main technical parameter
1.
Rated primary voltage22/√3kV
2.
Rated secondary voltage : 2/√3V,3.25/√3V or 6.5/√3V
3.
Rated burden >1MΩ

4. Rated digital output : 0x2D41(measuring), 0x01CF(protection)
5. Accuracy for measure winding : 0.2
6.
Protective accuracy winding : 3P
7.
Rated frequency : 50Hz
8.
Rated insulation level :24/65/125kV
9. Rated short time thermal current : 50-200A: 150Ipr, 300-2000A :31.5kA/1S
10.
Ambient temperature : -5 -40  (indoor), -25-50(outdoor)
11.
Ambient humidity : RH95%(25 )
12
. Altitude : 2000m ( Can devise according customer’s requirement)

13.  Installation site : indoor/ outdoor

Outline drawing

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