ABB Relion 670 Series Product Manual page 11

Generator protection REG670
Version 2.2
IEC 61850 or ANSI
function name
Frequency protection
SAPTUF 81
SAPTOF 81
SAPFRC 81
FTAQFVR 81A
Multipurpose protection
CVGAPC
General calculation
SMAIHPAC
1) 67 requires voltage
2) 67N requires voltage
Hitachi Power Grids
Function description
Underfrequency protection
Overfrequency protection
Rate-of-change of frequency protection
Frequency time accumulation protection
General current and voltage protection
Multipurpose filter
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1MRK 502 074-BEN M
Generator
REG670
(Customized)
0-6 3
0-6 3
0-6 1
0-12 12-E03
0-9 6
0-6
6 6
6 6
3 3
12-E03 12-E03
6 6
11