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IEC 61850
ANSI
Function description
Line Differential
RED670
(Customized)
RED670 (A31)
RED670 (B31)
RED670 (A32)
RED670 (B32)
LT6CPDIF
87LT
Line differential protection,
6 CT sets, with inzone
transformers, 3–5 line ends
1
1-A06
1-A06
1-A06
1-A06
LDLPSCH
87L
Line differential protection
logic
1
1
1
1
1
LDRGFC
11REL
Additional security logic for
differential protection
0-1
Impedance protection
ZMQPDIS,
ZMQAPDIS
21
Distance protection zone,
quadrilateral characteristic
0-5
1-B10
3-B11
1-B10
3-B11
1-B10
3-B11
1-B10
3-B11
ZDRDIR
21D
Directional impedance
quadrilateral
0-2
1-B11
1-B11
1-B11
1-B11
ZMCPDIS,
ZMCAPDIS
21
Distance measuring zone,
quadrilateral characteristic
for series compensated
lines
0-5
3-B16
3-B16
3-B16
3-B16
ZDSRDIR
21D
Directional impedance
quadrilateral, including
series compensation
0-2
1-B16
1-B16
1-B16
1-B16
FDPSPDIS
21
Phase selection,
quadrilateral characteristic
with fixed angle
0-2
1-B11
1-B16
1-B11
1-B16
1-B11
1-B16
1-B11
1-B16
ZMHPDIS
21
Fullscheme distance
protection, mho
characteristic
0-5
4-B17
4-B17
4-B17
4-B17
ZMMPDIS,
ZMMAPDIS
21
Fullscheme distance
protection, quadrilateral for
earth faults
0-5
4-B17
4-B17
4-B17
4-B17
ZDMRDIR
21D
Directional impedance
element for mho
characteristic
0-2
1-B17
1-B17
1-B17
1-B17
ZDARDIR
Additional distance
protection directional
function for earth faults
0-2
1-B17
1-B17
1-B17
1-B17
ZSMGAPC
Mho impedance supervision
logic
0-1
1-B17
1-B17
1-B17
1-B17
FMPSPDIS
21
Faulty phase identification
with load enchroachment
0-2
2-B17
2-B17
2-B17
2-B17
ZMRPDIS,
ZMRAPDIS
21
Distance protection zone,
quadrilateral characteristic,
separate settings
0-5
FRPSPDIS
21
Phase selection,
quadrilateral characteristic
with fixed angle
0-2
ZMFPDIS
21
High speed distance
protection, quadrilateral
and mho - 6 zones
0–1
1–B28
1–B28
1–B28
1–B28
ZMFCPDIS
21
High speed distance
protection for series
compensated lines,
quadrilateral and mho - 6
zones
0–1
1-B29
1-B29
1-B29
1-B29
Table continues on next page
1MRK 505 343-UEN B
Section 2
Application
37
Application manual
Summary of Contents for Relion 670 series
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