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CN
TA1520 Series Horizontal Busbar Built-in Miniature Current Transformer
TA1520系列卧式母线内置型微型电流互感器-1.png
TA1520 Series Horizontal Busbar Built-in Miniature Current Transformer
Features:
① Fully enclosed, good environmental resistance, strong insulation and isolation capabilities, moisture-proof and shock-proof , and beautiful appearance;
② The input adopts soft wire or pin silver column, and the output is in the form of pin silver column, which is convenient for circuit board welding.
TA1520 General Technical Specifications for Standard Products:

1Features:

Fully enclosed, good environmental resistance, strong insulation and isolation capabilities, moisture-proof and shock-proof , and beautiful appearance;

The input adopts soft wire or pin silver column, and the output is in the form of pin silver column, which is convenient for circuit board welding.

 

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 (130°C)

 

5Safety Features:

① Insulation resistance: >1000MΩ in normal condition;

② Insulation withstand voltages: 2.5KV 50Hz/1min;

③ Fire retardancy: In conformity with UL94-V0.

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

image.png

     

● Note: The length of the input lead can be customized according to customer requirements.

 

7. Performance Parameters:

See the table below for performance parameters when applied as shown in Figure 3:

image.png

Model

Rated

Input Current

Rated

Output Current

Max Input Current

Rated

Sampling Resistance

Rated

Sampling Voltage

Phase Shift

Non-linearity

Linear Range

TA1520-1M

1.5A

5mA

6A

25mV

≤5'

≤0.1%

≥3 times of

the rated value

10Ω

50mV

≤5'

≤0.1%

20Ω

100mV

≤10'

≤0.2%

40Ω

200mV

≤10'

≤0.5%

TA1520-2M

2.5A

5mA

10A

25mV

≤5'

≤0.1%

≥3 times of

the rated value

10Ω

50mV

≤5'

≤0.1%

20Ω

100mV

≤10'

≤0.2%

40Ω

200mV

≤10'

≤0.5%

TA1520-3M

5A

2.5 mA

20A

12.5mV

≤5'

≤0.1%

≥3 times of

the rated value

10Ω

25mV

≤5'

≤0.1%

20Ω

50mV

≤10'

≤0.2%

40Ω

200mV

≤10'

≤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.

 


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