.

low voltage current transformer

MRCurrenttransformerisaveryusefuldevice,itconvertshighACcurrenttosmalleasilymanageablevalue.If

currenttransformershavenobusbar,theyaremanufacturedwithoutprimarywinding.Insteadofthis,itispossibletoconstituteprimarywindingbypassingconductororbusbarinsidetorpidlycoreoftransformer.Furthermore,thesecondaryterminalsareunderatransparentsealablecovers.MRaremanufacturedintwotypesformeasuringandprotection.

Feature:

1.Theaccuracyclassisdesignedbythehighestpermissiblepercentagecurrent(ratio)errorattheratedcurrentperscribedfortheaccuracyclassconcerned.

2.TheElectronicTransformersthestandardsilliconsteelcoremodels,tapewrappingcurrenttransformer,lowcost.

3.Themeasuringcurrenttransformerscanbeusedwithorwithoutfootandplasticcover.

Application:

STANDARD:

IEC6044-1,EN60044-1,VDE0414-44-1,GB1208-2006

SPECIFICATION:

Primarycurrent:

30A-5000A

Secondarycurrent:

5A,1A

Standardapproval:

IEC6044-1,EN60044-1,VDE0414-44-1,GB1208-2006

Maximumvoltage:

  1. 72/3KV

Frequency:

50/60Hz

Ratedload:

Class:

  1. 3.0

Short-timethermalcurrent:

Ith=60*ih

Ratedsecuritycoefficient:

FS<5

ElectricalParameter

RatedFrequency

50/60Hz

RatedTestVoltage

3KVAC(1MIN)

RatedInput

100A-300A

Placeofinstallation

Indoor

Ratedshort-timethermalcurrent(Ith)

60Ih

Class

Secondarycurrent

5A1A

Altitude

<1000m

Humidity

<80%

Ambienttemperature

-5℃~40℃

Operatingtemperature

-10℃~85℃

Housingself-extingshingclass

VO

Model

Nominalcurrentratio

Burden(VA)Accuracy

RatedVoltage(V)

RatedFrequency(Hz)

Class:0.5

Class1

MR-42

100/5A

720

50/60

150/5A

720

50/60

200/5A

5

720

50/60

250/5A

5

720

50/60

300/5A

5

720

50/60



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