1．Features:

① The busbar is built-in, and the printed circuit board is directly welded and installed;

② Small size, compact structure, beautiful appearance;

③ Fully enclosed, good mechanical and environmental resistance, strong voltage isolation capability, and beautiful appearance .

2．Ambient Conditions:

① Ambient temperature: -55℃～+85℃;

② Relative humidity: ≤90% at 40℃;

③ Atmospheric pressure: 860～1060mbar

(about 650～800mmHg).

3．Operating Frequency Range: 20Hz~1kHz

4．Insulation Thermal Class: Class B (130°C)

5．Safety Features:

① Dielectric resistance: >1000MΩ in normal condition;

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

③ Fire retardancy: In conformity with UL94-V0.

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

7. Performance Parameters:

8．Attention:

① 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.

② Do not allow the secondary winding of the current transformer to be open-circuited and do not install any fuse in the secondary circuit.