Home
Products
Power Transformers
Voltage/Current Transformers
Power Sensors
Power Modules
Anti-resonance Reactors
Applications
Electric Power Automation and Intelligence
Power Equipment
Rail Transit
Industrial Automation
Download
About Us
Contact Us
Login
Register
CN
TA075 Series Vertical Core Type Microminiature Precision AC Current Transformers
TA075系列立式穿芯小型精密交流电流互-1.gif
TA075 Series Vertical Core Type Microminiature Precision AC Current Transformers
Features:
① Vertical core-through design, with printed circuit board directly soldered and installed.
② Fully enclosed for good mechanical and environmental resistance, strong voltage isolation capability, and a beautiful appearance.
TA075 General Technical Specifications for Standard Products:

1Features:

① Vertical core-through design, with printed circuit board directly soldered and installed.

 Fully enclosed for good mechanical and environmental resistance, strong voltage isolation capability, and a beautiful appearance.

 

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: 6KV 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 Resistance

Rated  Sampling Voltage

Phase Shift

Non-linearity

Linear Range

Withstand

Voltage

TA075-1

30A

30mA

100Ω

3V

≤30’

≤1%

≥2.5 times of

the rated value

≥6KV

TA075-2

30A

15mA

400Ω

6V

TA075-3

30A

10mA

800Ω

8V

Table 2

Model

Rated Input Current

Rated Output Current

Rated  Sampling Voltage

Phase Shift

Non-linearity

Linear Range

Withstand

Voltage

TA075-1

30A

30mA

≤1/2 times of IC’s power supply

≤10’

≤0.2%

≥2.5 times of the rated value

≥6KV

TA075-2

30A

15mA

TA075-3

30A

10mA

 

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
Driven by market demand, we are committed to continuous innovation and customer satisfaction.
Standard Product Reservation
Custom Product Reservation
Search