Signals - ABB 615 series Technical Manual

Section 5
Protection related functions
5.1.6
770
A070695 V4 EN
Figure 386: Inrush current in transformer
It is recommended to use the second harmonic and the waveform based
inrush blocking from the 87T function, if available.

Signals

Table 669: INR Input signals
Name Type
I_2H_A SIGNAL
I_1H_A SIGNAL
I_2H_B SIGNAL
I_1H_B SIGNAL
I_2H_C SIGNAL
I_1H_C SIGNAL
BLOCK BOOLEAN
Default Description
0 Second harmonic phase A current
0 Fundamental frequency phase A current
0 Second harmonic phase B current
0 Fundamental frequency phase B current
0 Second harmonic phase C current
0 Fundamental frequency phase C current
0=False Block input status
1MAC059074-MB A
615 series ANSI
Technical Manual