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HDPT-830 transformer protector for neutral not-grounded side

  • Overview
  • Characteristic
  • Selection Guide
In the HDPT-830 transformer protection applies to the non-directly-grounded side of the transformer neutral. It may be combined with the HDPT-800 transformer difference protection and the HDPT-820 transformer protection into the package protection.

1.Compounded voltage lock (directional) over-current protection

2.Overload protection

3.Zero sequence (directional) over-current protection

4.VT failure judgment

5.Fault oscillograph capture

6.Electric anti-pump circuit

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