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TA4050A Series Circular AC Current Transformer
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TA4050A Series Circular AC Current Transformer
1.Features:
① Bus core through, soft wire lead out, easy to use ;
② Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, safe and reliable.
TA4050A General Technical Specifications for Standard Products:

1Features:

Bus core through, soft wire lead out, easy to use ;

 Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, safe and reliable.

 

2Ambient Conditions:

① Ambient temperature: -55℃+85℃;

② Relative humidity: ≤90% at 40℃;

③ Atmospheric pressure: 8601060mbar(about 650800mmHg).

 

3Operating Frequency Range: 20Hz~1kHz

 

4Insulation Thermal ClassClass B grade ( 130 ℃ )

 

5Safety Features:

① Dielectric resistance: >1000MΩ in normal condition;

② Insulation withstand voltages: 6000V 50Hz/1min;

③ Fire retardancy: In conformity with UL94-V0.

 

6. Outline Drawing, Installation Dimension and Coil Drawing :( tolerance ± 0.5mm )

 Outline drawing and installation dimensions are shown in Figure 1;

 
The coil diagram is shown in Figure 2 : 


image.png

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7. Performance Parameters:

See the table below for the application performance parameters shown in Figure 3.

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Model

Rated

Input Current

Rated

Output Current

Rated

Sampling Resistance

Rated

Sampling Voltage

Phase Shift

Non-linearity

Linear range

TA4050A -01

400A

0.4A

10Ω

4V

≤30'

≤0.5%

≥3 times of the rated value

TA4050A -02

400A

0.2A

25Ω

5V

≤30'

≤0.5%

Notes:

a. In practical applications, the sampling resistance should be less than or equal to the rated value given in the above table, which will improve the nonlinearity and phase shift;

b. If the conversion ratio required by the user is different from the above, it can be customized according to the user's requirements.

 

8Attention:

 Connect the primary winding of the current transformer in series with the measured current loop, and operate the secondary winding in near short-circuit mode.

 Do not allow the secondary winding of the current transformer to be open-circuited and do not install any fuse in the secondary circuit.


Application Case
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