ABB RELION 670 Series Technical Manual page 364

Section 7
Impedance protection
PHSA
PHSB
PHSC
PHSAB
PHSBC
PHSCA
BLOCK
LOVBZ
ANSI12000133 V1 EN-US
Figure 183: Additional pickup outputs 1
358
OR
OR
OR
OR
OR
OR
0
AND
15 ms
0
AND
15 ms
0
AND
15 ms
0
AND
15 ms
0
AND
15 ms
OR
1MRK 502 066-UUS B
PHG_FLT
PHPH_FLT
PU_ND
PU_PHS
ANSI12000133-1-en.vsd
Technical manual