IEC 61850 or
function name
ANSI Function description Line Differential
RED670
(Customized)
RED670 (B33)
RED670 (A42)
RED670 (B42)
RED670 (C42)
VDCPTOV 60 Voltage differential protection 0-2 2 2 2 2
LOVPTUV 27 Loss of voltage check 1 1 1 1 1
PAPGAPC 27 Radial feeder protection 0-1
Frequency protection
SAPTUF 81 Underfrequency protection 0-6 1B
3-E04
1B
3-E04
1B
3-E04
1B
3-E04
SAPTOF 81 Overfrequency protection 0-6 1B
3-E04
1B
3-E04
1B
3-E04
1B
3-E04
SAPFRC 81 Rate-of-change of frequency
protection
0-6 1B
3-E04
1B
3-E04
1B
3-E04
1B
3-E04
Multipurpose protection
CVGAPC General current and voltage protection 0-4 4-F01 4-F01 4-F01 4-F01
General calculation
SMAIHPAC Multipurpose filter 0-6
1) 67 requires voltage
2
) 67N requires voltage
Line differential protection RED670
1MRK 505 379-BEN N
14 Hitachi Power Grids
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