Signals - ABB RELION 620 Series Technical Manual

1MAC504801-IB E
4.1.8.6
620 series ANSI
Technical Manual
IECA070698 V1 EN
Figure 111: Three-phase current quantities during the broken conductor fault in
phase A with the ratio of negative-sequence and positive-sequence
currents

Signals

Table 180: 46PD Input signals
Name Type
I SIGNAL
1
I SIGNAL
2
I_A SIGNAL
I_B SIGNAL
I_C SIGNAL
BLOCK BOOLEAN
Table 181: 46PD Output signals
Name Type
TRIP BOOLEAN
PICKUP BOOLEAN
Default Description
0 Positive sequence current
0 Negative sequence current
0 Phase A current
0 Phase B current
0 Phase C current
0=False Block signal for activating the blocking mode
Description
Trip
Pickup
Section 4
Protection functions
243