ABB REL650 - Page 116

Operate area
ROADir
IEC06000650_2_en.vsd
=
o
0RCADir
0
3I
j
0
3 × jI cos
- =
0
3
ref
U U
IEC06000650 V2 EN-US
Figure 18: Characteristic with ROADir restriction
Section 9 1MRK 506 383-UEN A
Testing functionality by secondary injection
110 Line distance protection REL650 2.2 IEC
Commissioning manual