Current Transformer cores

Amorphous/Nanocrystalline Core for Current Transformers/RCCB

Nanocrystalline Core Applied As:

1, Solid Current Transformers Cores;

2, Split Current Transformer Cores;/

3, Residual Current Circuit Breaker ( RCCB) Cores;

Current Transformer Core

Applications:

Solid Current Transformer Cores

Split Current Transformer Cores

Residual Current Circuit Breaker(RCCB) Cores

Characteristics:

High permeability

Low core loss－Low temperature rise

Good Temperature stability

Properties:

Saturate induction 1.25T Hardness Hv 880kg/mm2

Curie Temperature 560°C Density 7.20g/cm3

Crystallization Temperature 510°C Resistivity 80mW-cm

Saturate magnetostriction 2x10-6

Core Dimension:

Part No. Core Dim. (mm) Finished Core (mm) Le Ae AL min.*

OD ID HT OD ID HT (cm) (cm2) 1KHz

ONE-262010 26 20 10 26.6 19.5 11 7.22 0.23 17.6

ONE-301812 30 18 12 30.6 17.5 13 7.54 0.54 40.5

ONE-372915 37 29 15 37.6 28.5 16 10.36 0.45 24.5

ONE-433812 43 38 12 43.6 37.5 13 12.72 0.23 10.0

ONE-554510 55 45 10 55.6 44.5 11 15.70 0.38 13.5

ONE-655320 65 53 20 65.6 52.5 21 18.53 0.90 27.5

ONE-584830 58 48 30 58.6 47.5 31 16.64 1.13 38.2

ONE-655510 65 55 10 65.6 54.5 11 18.84 0.38 11.3

ONE-655230 65 52 30 65.6 51.5 31 18.37 1.46 45.0

ONE-746315 74 63 15 74.6 62.5 16 21.51 0.62 16.3

ONE-908015 90 80 15 90.6 79.5 16 26.69 0.56 11.9

ONE-908020 90 80 20 90.6 79.5 21 26.69 0.75 15.9

ONE-1309015 130 90 15 131 89 16.8 34.54 2.25 36.8

ONE-1309020 130 90 20 131 89 21.8 34.54 3.00 49.1

ONE-13011515 130 115 15 131 114 16.8 38.47 0.84 12.4

ONE-18015015 180 150 15 181 149 16.8 51.81 1.69 18.4

ONE-26022515 260 225 15 261 224 16.8 76.15 1.97 14.6

ONE-28023020 280 230 20 281 229 21.8 80.07 3.75 26.5

* The dimensions of OD and HT is defined as Max. ID is defined as Min.

* Cores with other specifications can be provided concerning to customer demand.

Class of Accuracy:

0.5, 0.5S, 0.2, 0.2S, 0.1, 0.05, 0.02, 0.01

Rated Voltage:

0.5, 10, 15, 20, 35, 60, 110, 220, 330, 500kV