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TA1419 Series Minitype Precision AC Current Transformers
TA1419系列卧式穿芯小型精密交-1.png
TA1419 Series Minitype Precision AC Current Transformers
Features:
① Being able to be directly welded onto a PCB;
② Pin-grid of 2.54mm, meeting the requirements of computerized board arrangement;
③ Completely encapsulated, providing strong mechanical and environmental endurance, strong dielectric strength, and an elegant outline;
④ Lightweight, small in size, high in accuracy, wide in sampling range, and flexible in applications.
TA1419系列 General Technical Specifications for Standard Products:

1Features: 

① Being able to be directly welded onto a PCB;

② Pin-grid of 2.54mm, meeting the requirements of computerized board arrangement;

③ Completely encapsulated, providing strong mechanical and environmental endurance, strong dielectric strength, and an elegant outline;

④ Lightweight, small in size, high in accuracy, wide in sampling range, and flexible in applications.

 

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 F (155℃)

 

5Safety Features:

① Dielectric resistance: >1000MΩ in normal condition;

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

③ Fire retardancy: In conformity with UL94-V0.

 

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

image.png

7Typical Application and Technical Parameters:

①The parameters are listed in Table 1 while the sampling voltage is obtained directly by using a resistor (as shown in Fig.1 below).

②The parameters are listed in Table 2 while the sampling voltage is obtained by using an IC (as shown in Fig.2 below). 

image.png

Table 1

 

Model

Rated Input

Current

Rated

Output

Current

Rated

Sampling

Resistor

RL

Rated

Sampling

Voltage

Phase

Shift

Non

Linearity

Linear

Range

Withstand

Voltage

TA1419-01

5A

5mA

200Ω

1V

≤30’

≤0.2%

≥2 times of the rated value

≥6KV

TA1419-01M

5A

5mA

250Ω

1.25V

≤37’

≤0.25%

TA1419-02

10A

5mA

400Ω

2V

≤20’

≤0.2%

TA1419-02M

10A

5mA

500Ω

2.5V

≤25’

≤0.25%

TA1419-03

15A

5mA

600Ω

3V

≤15’

≤0.2%

≥1.5 times of the rated value

TA1419-03M

15A

5mA

750Ω

3.75V

≤19’

≤0.25%

TA1419-04

20A

5mA

800Ω

4V

≤12’

≤0.2%

TA1419-04M

20A

5mA

1000Ω

5V

≤15’

≤0.25%

Table 2

Model

Rated Input

Current

Rated

Output

Current

Rated

Sampling Voltage

Phase

Shift

Non

Linearity

Linear

Range

Withstand

Voltage

TA1419-01

5A

5mA

≤1/2 IC’s power supply

≤5’

≤0.1%

≥2 times of the rated value

≥6KV

TA1419-01M

5A

5mA

TA1419-02

10A

5mA

TA1419-02M

10A

5mA

TA1419-03

15A

5mA

TA1419-03M

15A

5mA

TA1419-04

20A

5mA

TA1419-04M

20A

5mA

 

 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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