ABB REG650 - Simplified Logic Diagrams

R
X
RLd
ArgLd
ArgLd
ArgLd
ArgLd
IEC10000144-1-en.vsd
RLd
IEC10000144 V2 EN
Figure 85: Characteristic of load encroachment function
The reach is limited by the minimum operation current and the distance measuring
zones.
7.5.6.2 Simplified logic diagrams
Figure
86 schematically presents the creation of the phase-to-phase operating
conditions.
1MRK 502 048-UEN A Section 7
Impedance protection
175
Technical manual