Current Transformer Power Taking Device Permalloy Annular Cut Core Current Transformer Coils

Products can be customised

Permalloy 1J85 soft magnetic material with high initial permeability and high maximum permeability, high saturation magnetic induction.



Introduction:

Mainly used in power extraction, energy conversion, power measurement, leakage protection and so on. Such as: in the power system used in various types of different levels of current transformers, power extraction transformers, current sensors and so on. With superior magnetic properties, in the weak magnetic field has the highest permeability, the bottom of the saturation magnetic susceptibility and high resistivity, consistent performance is better. Wide range of applications.

The principle of current transformers is based on the principle of electromagnetic induction. A current transformer consists of a closed core and windings. It has a primary winding with few turns, which is strung on the current line to be measured. Therefore, it usually has all the current flowing through the line. The secondary winding has a relatively large number of turns. It is connected in series with the measuring instrument and the protection circuit, current mutual inductance When the transformer works, its secondary circuit is always in a closed state, so the series coil impedance of the measuring instrument and the protection circuit is very small, and the current transformer's working condition is close to a short circuit.

 

Feature:

1. High power
2. Strengthen the anti-rust ability
3. light weight
4. Flexible customization

Application:

  1. Fault indicator
  2. Traveling Wave Ranging Device
  3. Branch monitoring unit

 

Current transformer coils can be customised

Size (mm)

Cross-sectional area(mm²)

Input current (A) Output power (mW) No-load voltage (V)
55*65*5 25 10 25.6 5.19
55*75*10 100 5 45 8.6
55*75*12 120 5 54 10.3
55*78*12 144 5 52 12.5
48*68*15 150 5 49 9.64
55*75*20 200 3 40 8.1
86*107*20 210 5 72 8.0
55*78*28 336 5 118 14.1
76*106*27 405 5 88 11.7
64*106*20 420 5 163 19.5
58*89*40 620 5 200 18.4

 

Features and uses:

This type of iron core has superior magnetic properties, high permeability in a weak magnetic field, low saturation magnetic induction and high resistivity. It is mainly used for power transmission, energy conversion, energy measurement, and human Electric protection and other aspects. Such as: various types of current, voltage transformers, safety devices used in power systems, and other examples: input transformers, pulse transformers, magnetic amplifiers, magnetic screens, sensor stepping motors and electronics used in automatic control systems Computer memory components, etc., are widely used.

 

The current transformer magnetic core coils of Hemei Electronics is made by fully automatic winding machine, with compact core, even coating, accurate CNC cutting size, and smooth end face by automatic grinding. Strong ability to take power, according to customer requirements can be customised various specifications of various shapes of iron core. If you are interested in our products, please feel free to contact us!



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