DC Current Immunity Composite Cores

Features:

• DC current immunity composite is combined with amorphous and nanocrystalline cores together

Magnetic features:

• Strong DC current immunity

• Applicable Current range 1.5-200A

• Good temperature stability

• Competitive price and excellent quality

Applications:

• DC current immunity transformers in electronic energy meter / watt-hour meter

• Metering transformer in electronic power system

Specifications and electrical parameters:

Core Dimensions Finished Dimensions CT accuracy DC Compliance Weight
MH&W Part No. (g)
NA-T20X14X10-P 20×14×10 22.5×12.1×12.2 0.5-0.1 Class 20-40A 9.6g
NA-T21X15X10-P 21×15×10 23.6×12.8×12.8 0.5-0.1 Class 10-40A 10.1g
NA-T24X15.5X8-P 24×15.5×8 26.3×13.7×9.9 0.5-0.1 Class 60A 12.6g
NA–T21X16X10-P 21×16×10 24.7×14.0×12.5 0.5-0.1 Class 40-60A 10.3g
NA-T23X16X10-P 23×16×10 25.0×14.0×13.0 0.5-0.1 Class 40-60A 12.8g
NA-T25X16X8-P 25×16×8 27.8×13.7×10.8 0.5-0.1 Class 60A 13.9g
NA-T22X17X10-P 22×17×10 24.4×15.3×12.3 0.5-0.1 Class 60A 9.2g
NA-T22X17X10A-P 22×17×10A 24.4×15.3×12.3 0.5-0.1 Class 30A 9.2g
NA-T24X17X8-P 24×17×8 26.3×15.3×9.9 0.5-0.1 Class 60A 10.8g
NA-T25X17X10-P 25×17×10 28.0×15.6×12.8 0.5-0.1 Class 80A 15.8g
NA-T25X17X10A-P 25×17×10A 28.0×15.6×12.8 0.5-0.1 Class 100A 15.8g
NA-T28X17X8-P 28×17×8 29.8×15.2×10.1 0.5-0.1 Class 65A 18.6g
NA-T28X17X8A-P 28×17×8A 29.8×15.2×10.1 0.5-0.1 Class 100A 18.6g
NA-T24X18X10-P 24×18×10 26.6×15.8×12.8 0.5-0.1 Class 60-100A 11.8g
NA-T25X18X12-P 25×18×12 27.6×16.2×14.2 0.5-0.1 Class 100A 17.0g
NA-T28X18X15-P 28×18×15 30.2×16.0×17.6 0.5-0.1 Class 100A 32.4g
NA-T27X19X8-P 27×19×8 29.3×16.6×9.8 0.5-0.2 Class 60-100A 13.8g
NA-T27X19X12-P 27×19×12 28.9×17.1×13.9 0.5-0.1 Class 100-120A 20.7g
NA-T28X19X12-P 28×19×12 30.2×17.1×13.9 0.5-0.1 Class 120A 23.8g
NA-T30X20X8-P 30×20×8 32.7×18.0×9.8 0.5-0.2 Class 100-120A 18.8g
NA-T29X21X10-P 29×21×10 32.1×18.8×13.8 0.5-0.1 Class 60-80A 18.8g
NA-T29X21X10A-P 29×21×10A 32.1×18.8×13.8 0.5-0.1 Class 100A 18.8g

Notes: For your reference, the standard parameters above may vary according to your specifically designed turns and coil diameter of the transformer. We can design and manufacture suitable cores according to your exact requirement.

Contact MH&W for custom sizes.