Differential Protection; Impedance Protection - ABB RET670 Product Manual

Transformer protection RET670 2.0
Product version: 2.0
IEC 61850 ANSI

Differential protection

T2WPDIF 87T
T3WPDIF 87T
HZPDIF 87
REFPDIF 87N
LDRGFC 11REL

Impedance protection

ZMQPDIS, 21
ZMQAPDIS
ZDRDIR 21D
ZMCAPDIS 21
ZMCPDIS, 21
ZMCAPDIS
ZDSRDIR 21D
FDPSPDIS 21
ZMHPDIS 21
ZMMPDIS, 21
ZMMAPDIS
ZDMRDIR 21D
ZDARDIR
ZSMGAPC
FMPSPDIS 21
ZMRPDIS, 21
ZMRAPDIS
FRPSPDIS 21
ABB
Function description
Transformer differential
protection, two winding
Transformer differential
protection, three winding
1Ph high impedance differential
protection
Restricted earth fault protection,
low impedance
Additional security logic for
differential protection
Distance protection zone,
quadrilateral characteristic
Directional impedance
quadrilateral
Additional distance measuring
zone, quadrilateral characteristic
Distance measuring zone,
quadrilateral characteristic for
series compensated lines
Directional impedance
quadrilateral, including series
compensation
Phase selection, quadrilateral
characteristic with fixed angle
Fullscheme distance protection,
mho characteristic
Fullscheme distance protection,
quadrilateral for earth faults
Directional impedance element
for mho characteristic
Additional distance protection
directional function for earth
faults
Mho impedance supervision logic
Faulty phase identification with
load enchroachment
Distance protection zone,
quadrilateral characteristic,
separate settings
Phase selection, quadrilateral
characteristic with fixed angle
Transformer
RET670
1-2
1-2
0-6 1 3-A02
0-3 1
0-1
0-5 4-B12
0-2 2-B12
0-5
0-2
0-2 2-B12
0-5 4-B13
0-5 4-B13
0-2 2-B13
0-1 1-B13
0-1 1-B13
0-2 2-B13
0-5
0-2
1MRK 504 141-BEN C
1 1
1 1
3-A02 3-A02 3-A02
2 2 2-B 2-B
1-A01 1-A01
4-B12 4-B12 4-B12
2-B12 2-B12 2-B12
2-B12 2-B12 2-B12
4-B13 4-B13 4-B13
4-B13 4-B13 4-B13
2-B13 2-B13 2-B13
1-B13 1-B13 1-B13
1-B13 1-B13 1-B13
2-B13 2-B13 2-B13
11