
Nanocrystalline CT Core
Features
- ID=80mm, OD=115mm, H=25mm (nominal)
- Le: 30.62cm, Ac: 3.28cm2, Weight: 819g
- AL value ≥157μH@1kHz/0.3V
- High permeability, good termal stability, low core loss
- Important parts for current transformers in power system
Specifications
Part Number | CB80-115-25A |
Description | Nanocrystalline CT Core |
Structure | Toroidal |
Material | Fe-based 1k107 Nanocrystalline |
Finish Type | Red DMC Box |
Saturation Magnetic Induction (Bs) | 1.25 T |
Crystallization Temperature (Tx) | 500 °C |
Curie Temperature (Tc) | 570 °C |
Density (ρ) | 7.20 g/cm3 |
Resistivity | 130 μΩ.cm |
Filling Coefficient | ≥ 0.75 |
Mean Magnetic Path (Le) | 30.62 cm |
Net Area (Ac) | 3.28 cm2 |
AL Value | ≥ 157 μH |
Test Conditions | 1 kHz / 0.3 V @ 1Ts |
Weight | Approx. 819 g |
Accept Customized | Yes |
Dimensions

Dimensions (mm) | ID | OD | HT |
Nominal Size | 80±0.5 | 115±0.5 | 25±0.2 |
Finish Size | 75.2±0.5 | 119.5±0.5 | 30.9±0.5 |
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Nanocrystalline CT Core