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SS1503 Series Rectangular AC Current Transformer
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SS1503 Series Rectangular AC Current Transformer
Features:
① Directly fixed on the 17 × 4 flat busbar ;
② Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, safe and reliable .
SS1503 General Technical Specifications for Standard Products:

1Features:

① Directly fixed on the 17 × 4 flat busbar ;

 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~1k Hz

 

4Insulation Thermal ClassClass B ( 130 ℃ )

 

5Safety Features:

① Insulation resistance: >1000MΩ in normal condition;

② Insulation withstand voltages: 6KV 50Hz/1min;

③ Fire retardancy: In conformity with UL94-V0.

 

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

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

② The coil diagram is shown in Figure 2 :

  image.png

image.png

7. Performance Parameters:

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

image.png


Model

Rated

Input Current

Rated

Output Current

Rated

Sampling Resistance

Rated

Sampling Voltage

Phase Shift

Non-linearity

Linear Range

SS1503-01

15A

0.1A

0.6V

≤30'

≤0.5%

≥ 2 times of the rated value

SS1503-02

20A

0.8V

≤30'

≤0.5%

SS1503-03

25A

10Ω

1.0V

≤30'

≤0.5%

SS1503-04

35A

14Ω

1.4V

≤30'

≤0.5%

SS1503-05

40A

16Ω

1.6V

≤30'

≤0.5%

SS1503-06

50A

20Ω

2.0V

≤30'

≤0.5%

SS1503-07

65A

26Ω

2.6V

≤30'

≤0.5%

SS1503-08

75A

30Ω

3.0V

≤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:

 The primary winding of the current transformer should be connected in series with the current circuit under test. The secondary winding should be operated close to a short-circuit condition.

 The secondary circuit of the current transformer must not be open-circuited. Therefore, do not install a fuse in the secondary circuit.



Application Case
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