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CN
TAH13255 Series Vertical Core Box-type AC Current Transformer
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TAH13255 Series Vertical Core Box-type AC Current Transformer
Features:
① Vertical core-through, multi-point fixation;
② Used for single or multiple busbar crossing, especially vertical busbar crossing;
③ The output terminal is a screw fastened crimping type standard terminal, which is convenient for wiring at the engineering site;
④ Box structure, closed plastic case, beautiful appearance.
TAH13255 General Technical Specifications for Standard Products:

1Features: 

 Vertical core-through, multi-point fixation;

 Used for single or multiple busbar crossing, especially vertical busbar crossing;


 The output terminal is a screw fastened crimping type standard terminal, which is convenient for wiring at the engineering site;

 Box structure, closed plastic case, beautiful appearance.

 

2Ambient Conditions:

① Ambient temperature: -30℃~+70℃;

② Relative humidity: ≤90% at 40℃;

③ Atmospheric pressure: 8601060mbar

(about 650800mmHg).

 

3Operating Frequency Range: 50 Hz or 60 Hz

 

4Insulation Thermal ClassClass E ( 120℃)

 

5Safety Features:

① Insulation resistance: >1000MΩ in normal condition;

② Insulation withstand voltages: 3000V 50Hz/1min;

③ Fire retardancy: In conformity with UL94-V0.

 

6. Outline Drawing, Installation Dimension and Coil Diagram: (tolerance±1mm)

① Outline drawing and installation dimensions are shown in Figure 1:

 The coil diagram is shown in Figure 2:

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● Note: Each product is supplied with six suction cups and six M5 fixing busbar screws.

 

7. Typical Application and 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

Rated Sampling Resistance

RL

Rated Sampling Voltage

Non-linearity

TAH13255-1

750A

5A

0.5Ω

2.5V

≤0.5%

TAH13255-2

1000A

5A

0.66Ω

3.3V

≤0.5%

TAH13255-3

1200A

5A

0.8Ω

4V

≤0.5%

TAH13255-4

1500A

5A

5V

≤0.5%

TAH13255-5

2000A

5A

1.33Ω

6.6V

≤0.5%

TAH13255-6

2500A

5A

1.66Ω

8.3V

≤0.5%

TAH13255-7

3000A

5A

10V

≤0.5%

TAH13255-8

4000A

5A

2.66Ω

13.3V

≤0.5%

TAH 13255-9

5000A

5A

3.33Ω

16.6V

≤0.5%

TAH13255-10

6000A

5A

20V

≤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 of the current transformer in series with the measured current loop, and operate the secondary in near short circuit mode.

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


Application Case
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