ABB Remote I/O RIO600 Installation And Commissioning Manual page 120

Section 6
Commissioning
112
Correction
Io
j
= -90 deg
RCA
Iosin(j)
Forward
operating zone
GUID-A3DF269C-7583-4B1E-A115-6D9A764A607F V1 EN
Figure 65: Operating characteristic Iosin(ϕ) in forward fault
Example 2
If Iosin(ϕ) criterion is selected in reverse-type fault, the STR DIRGENERAL = 2.
-Uo
angle
1MRS757488 H
Backward
operating zone
Min operating
current
Installation and Commissioning Manual
RIO600