ABB RER620

Section 4 1MAC309294-MB F
Protection functions
182 RER620
Technical Manual
Figure 80: Broken conductor fault in phase A in a distribution or subtransmission
feeder
Figure 81: Three-phase current quantities during the broken conductor fault in
phase A with the ratio of negative and positive sequence currents
4.1.7.6 Signals
Table 189: 46PD Input signals
Name Type Default Description
I
1
SIGNAL 0 Positive phase sequence current
I
2
SIGNAL 0 Negative phase sequence current
I_A SIGNAL 0 Phase A current
I_B SIGNAL 0 Phase B current
I_C SIGNAL 0 Phase C current
BLOCK BOOLEAN 0=False Block signal for activating the blocking mode