Function:

• Indicates calbe lines interphase short-circuit fault and single phase earthing fault;

• Locally indicates load current and cable terminal temperature;

• Convinent for fault inquire, fault positioning, and fault shooting.

  
  

Fault Criterion:

• Fixed time limit criterion  600A 800A 1000A  ... ...

• Self-adaptive criterion  200A  50ms-3s 

1. Load fluctuation erro-prevention

2. Transformer unload closing inrush erro-prevention

3. Line sudden-close load inrush erro-prevention

4. Manual switching heavy load erro-prevention

5. Non-fault phase reclosing closing inrush erro-prevention

Type Selection for DJGI series：