DC Immune CT Current Transformer 2019-02-14T18:13:20+00:00

DC Immune CT Current Transformers

Customized CT Transformers are available upon request

Stability
Accuracy
Cost

Features of DC immune current transformer CT 

  • Excellent linearity & precision

  • Steady phase shift & no satuation in DC factor

  • Steady from the external magnetic field

  • Possible to adopt the permanent magnetic immunity

  • High potential voltage from 2.5Kv to 4Kv/minute

  • ROHS compliant

  • Excellent stability % sensitivity in miniature current

  • Super accuracy for 0.1 &0.2 and 0.5 class meter grade

Applications

  • Precision DC immune electronic energy meters confroming to IEC62053-21(former IEC61036)

  • Smart grid application

    accurate measurement under DC components & anti-tampering

  • Immunity to DC magnets for requirements

  • In home display (home energy management system)

Multiple models to choose

GJD-KXR-054 Small Ring Type Current Transformer series

Dimensions in (mm)


A B C D E F G H J K M
75.5 92  74.5 39 17 73 3 6 19 9.5 70
Primary current(A) Secondary current(mA) Load resistance(Ω) Accuracy
2.5(200)  1 ≤20 0.05/0.1
20(100) 8/10 ≤20 0.05/0.1
20(200) 8/10 ≤20 0.05/0.1
30(200) 10/12 ≤20 0.05/0.1

Special features


  • Specially used for large current round meter, fully enclosed and integrated design

  • Easily to install onto the case of the round meter. It can be made single phase three wires or single phase two wires

  • Nice appearance, fire-retardant case and epoxy resin encapsulated

  • With DC immunity

GJD-KXR-025 Precision Ring Core Current transformer series

Dimensions (in mm)


A B C D F G H J K M
32 20 9.7 14 30.5 3.5 8.5 32 2.3 6.2
32 20 8.8 13 30.5 3.5 8.5 32 1.8 5.2
32 20 9.7 14 30.5 3.5 8.5 32 2.5 6.2
32 20 10.5 15 30.5 3.5 8.5 32 2.5 6.2
32 20 10.5 15 30.5 3.5 8.5 32 3.5 6.2
Primary current(A) Secondary(mA) Load resistance(Ω) Accuracy
10(60) 4/5/10 ≤20 0.1/0.2
20(80) 8/10/12 ≤20 0.1/0.2
10(100) 4/5/10 ≤20 0.1/0.2
20(120) 5/10/12 ≤20 0.1/0.2

Special features


  • Linearity output current and there are multiple accuracy class to choose

  • Nice appearance, fire-retardant case and epoxy resin encapsulated

  • With DC immunity

  • Small in size to save space, and it can meet different installation size requirements

FDC-KXR-011 Low Cost Current Transformer for energy meter series

Dimensions in (mm)


A B C D F G H J K M
32 20 9.7 14 30.5 3.5 8.5 32 2.3 6.2
32 20 8.8 13 30.5 3.5 8.5 32 1.8 5.2
32 20 9.7 14 30.5 3.5 8.5 32 2.5 6.2
32 20 10.5 15 30.5 3.5 8.5 32 2.5 6.2
32 20 10.5 15 30.5 3.5 8.5 32 3.5 6.2
Primary current(A) Secondary current(mA) Load resistance(Ω) Accuracy
10(60) 4/5/10 ≤20 0.1/0.2
20(80) 8/10/20 ≤20 0.1/0.2
10(100) 4/5/10 ≤20 0.1/0.2
20(120) 5/10/20 ≤20 0.1/0.2

Special features


  • Linearity output current and there are multiple accuracy class to choose

  • Nice appearance, fire-retardant case and epoxy resin encapsulated

  • With DC immunity

  • Small in size to save space, and it can meet different installation size requirements

GJD-KXR-031  PCB Mount CT Transformer series

Dimensions in (mm)


A B C D E F G J K M
33.5 1 5 30 9 10.2 27.9 7.6 17.8 2.5
31 1 5 29 8 9 20 9 19 2.5
Primary current(A) Secondary current(mA) Load resistance(Ω) Accuracy
5(40) 2/2.5/5 ≤20 0.1/0.2
10(60) 4/5/10 ≤20 0.1/0.2
20(80) 8/10/20 ≤20 0.1/0.2
10(100) 4/5/10 ≤20 0.1/0.2
20(120) 5/8/10/20 ≤20 0.1/0.2

Special features


  • Linearity output current and there are multiple accuracy class to choose

  • PCB mounted directly and also can be used with electrical brush wire terminal

  • Nice appearance, fire-retardant case and epoxy resin encapsulated

  • With DC immunity & different ratio current output is relizable

  • Small in size to save space, and it can meet different installation size requirements

FDC-KXR-060 Primary Bar CT Current Transformer series

Dimensions in (mm)


A B C D E F G H K
40 12.5 10 7 29.7 2.5 6.5 21 2
Primary current(A) Secondary current(mA) Load resistance(Ω) Accuracy
5(60) 2/2.5/5 ≤20 0.1/0.2
20(80) 5/8/10/20 ≤20 0.1/0.2

Special features


  • Linearity output current and there are multiple accuracy class to choose

  • The case of the electrical meter can be installed on directly

  • Nice appearance, fire-retardant case and epoxy resin encapsulated

  • Small in size to save space, and it can meet different installation size requirements

  • With DC immunity

FDC-KXR-078 DC Immune Current Sensor Transformer series

Dimensions in (mm)


A B C D E F G H I J K
21.6 35 13.5 71 6.8 15 86.5 13 2 3.5 6
Primary current(A) Secondary current(mA) Load resistance(Ω) Accuracy
5(60) 2/2.5/5 ≤20 0.1/0.2
20(80) 5/8/10/20 ≤20 0.1/0.2

Special features


  • Linearity output current and there are multiple accuracy class to choose

  • The case of the electrical meter can be installed on directly

  • Nice appearance, fire-retardant case and epoxy resin encapsulated

  • Small in size to save space, and it can meet different installation size requirements

  • With DC immunity

FDC-KXR-104 Busbar CT Current Transformer series

Dimensions in (mm)


A B C D E F G H J K
55 27.5 20 7.5 5.2 35.2 13.6 2 3.5 4.8
59 28.5 20 8.5 6.2 36.5 13.6 2.5 3.5 4.8
Primary current(A) Secondary current(mA) Load resistance(Ω) Accuracy
5(40) 2/2.5/5 ≤20 0.1/0.2
5(60) 2/2.5/5 ≤20 0.1/0.2
20(80) 5/8/10/20 ≤20 0.1/0.2
10(100) 4/5/10 ≤20 0.1/0.2
20(120) 5/8/10/20 ≤20 0.1/0.2

Special features


  • Linearity output current and there are multiple accuracy class to choose

  • The case of the electrical meter can be installed on directly

  • With DC immunity

  • Requires to block low requency magnetic field and external constant magnetic field

FDC-KXR-084 Toroidal Current Transformer Coil series

Dimensions in (mm)


A B C D E F G J
27 20/21 4 7.5 4.2 26 2.5 3.5
28.8 20 5 8.8 5.2 29.5 1.8 3.5
29.5 20 6 9 6.2 34 2.2 3.5
29.5 20 6 9 6.2 36 2.3 3.5
Primary current(A) Secondary current(mA) Load resistance(Ω) Accuracy
1.5(9) 1.5 ≤20 0.1/0.2
5(60) 2/2.5/5 ≤20 0.05/0.1/0.2
20(80) 5/8/10/20 ≤20 0.05/0.1/0.2
10(100) 4/5/10 ≤20 0.1/0.2
20(120) 5/8/10/20 ≤20 0.1/0.2

Special features


  • Linearity output current and there are multiple accuracy class to choose

  • Nice appearance, fire-retardant case and epoxy resin encapsulated

  • With DC immunity

GJD-KXR-024 Miniature Current Transformer series

Dimensions in (mm)


A B C D E F G H J K
19 27 7 28.5 12 4.2 3.5 28.5 8.5 2.5
20 27 7 28.5 12 4.2 3.5 28.5 8.5/11.5 2.5
22.5 30.2 7 28.5 12 4.2 3.5 28.5 8.5 2.5
Primary current(A) Secondary current(mA) Load resistance(Ω) Accuracy
1.5(6) 1.5 ≤20 0.1
1.5(9) 1.5 ≤20 0.1
1.5(12) 1.5 ≤20 0.1
5(20) 2.5/5 ≤20 0.1

Special features


  • Linearity output current and there are multiple accuracy class to choose

  • The case of the electrical meter can be installed on directly

  • Nice appearance, fire-retardant case and epoxy resin encapsulated

  • Small in size to save space, and it can meet different installation size requirements

  • With DC immunity

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