IEC 61850 or
function name
ANSI
Function description
Line Differential
RED670
(Customized)
RED670 (B33)
RED670 (A42)
RED670 (B42)
RED670 (C42)
Differential protection
HZPDIF
87
High impedance differential
protection, single phase
0-3
3-A02
3-A02
3-A02
3-A02
REFPDIF
87N
Restricted earth fault protection,
low impedance
0-2
L3CPDIF
87L
Line differential protection for 3
CT sets, 2-3 line ends
0-1
1-A34
L6CPDIF
87L
Line differential protection for 6
CT sets, 3-5 line ends
0-1
1-A04
LT3CPDIF
87LT
Line differential protection for 3
CT sets, 2-3 line ends, in-zone
transformer
0-1
1
LT6CPDIF
87LT
Line differential protection for 6
CT sets, 3-5 line ends, in-zone
transformer
0-1
1-A06
L4CPDIF
87L
High speed line differential
protection for 4 CT sets, 2-3 line
ends
0-1
1
1
1
LDLPSCH
87L
Line differential protection logic
0-1
1
LDRGFC
11REL
Additional security logic for
differential protection
1
1
1
1
1
Impedance protection
ZMQPDIS,
ZMQAPDIS
21
Distance protection zone,
quadrilateral characteristic
0-7
ZDRDIR
21D
Directional impedance
quadrilateral
0-2
ZMCPDIS,
ZMCAPDIS
21
Distance measuring zone,
quadrilateral characteristic for
series compensated lines
0-5
ZDSRDIR
21D
Directional impedance
quadrilateral, including series
compensation
0-2
FDPSPDIS
21
Phase selection, quadrilateral
characteristic with fixed angle
0-2
ZMHPDIS
21
Full-scheme distance protection,
mho characteristic
0-5
ZMMPDIS,
ZMMAPDIS
21
Full-scheme distance protection,
quadrilateral for earth faults
0-5
ZDMRDIR
21D
Directional impedance element
for mho characteristic
0-2
ZDARDIR
Additional distance protection
directional function for earth
faults
0-2
Line differential protection RED670
1MRK 505 379-BEN R
Version 2.2
14
Hitachi Energy
© 2017 - 2022 Hitachi Energy. All rights reserved
Содержание Relion 670 Series
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