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CY-EVTDC2 Low Power voltage transformer ( outer cone bushing)

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24kV and bellow busbar connecting system with screened separable connector

Application

> Voltage sensor applyto voltage measurement of connecting busbar with screened cable connector in medium voltage gas insulation switchgear of smart grid;

>voltage sensor should be installed in the medium voltage switchgear incoming&outgoing bushing position to replace the original busbar bushing.Technical Data

DESCRIPTION

Technical Data

Model

CY-EVTDC2-10

Max. system voltage

12kV

Insulation level

12/42/75kV

lighting impulse withstand voltage

75kV

Rated voltage ratio

phase voltage

(10000/√3)/

(3.25/√3)V

zero sequence voltage

 

(10000/√3)/(6.5/3)V

Phase voltage- Measuring Accuracy

0.5

zero sequence voltage-Protection Accuracy

 

1(3P)

Burden (load resistance)

≥10MΩ

Rated voltage factor

1.2Un continue /1.9Un/8h

Frequency

50/60 Hz

Operating temperature

-40°C to +70°C

 LPVT type

Phase voltage + Zero sequence VT

Installation method and size

Outer cone bushing type

IEC  C type bushing 15kV/630A

IEC  C type bushing

24kV/630A

Standard

GB/T 20840.7 (GB/T 20840.6)

IEC 60044-7 (IEC 61869-6)

Connecting type

aviation plug--lead terminal

Connecting cable

RVSP Shield line L = 3 m (length can be customized)

Dimensions:   unit/mm


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