GUID-56AF9F5B-BFEA-4775-865F-2C76D9D3BCCC-ANSI V1 EN
Figure 118: Single-phase ground fault, phase A
In an example of the phasors in a two-phase short-circuit failure where the fault is between
the phases B and C, the angle difference is measured between the polarizing quantity V
AB
and operating quantity
I
B
- I
C
marked as φ.
1MAC059074-MB A Section 4
Protection functions
615 series ANSI 243
Technical Manual
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