Available Functions; Main Protection Functions; Section 3 Available Functions - ABB RET670 Commissioning Manual

Transformer protection version 2.1 ansi
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1MRK 504 154-UUS B
Section 3
3.1

Main protection functions

Table 2:
2
0-3
3-A03
IEC 61850
ANSI
Differential protection
T2WPDIF
87T
T3WPDIF
87T
HZPDIF
87
REFPDIF
87N
LDRGFC
11REL
Impedance protection
ZMQPDIS,
21
ZMQAPDIS
ZDRDIR
21D
ZMCPDIS,
21
ZMCAPDIS
ZDSRDIR
21D
FDPSPDIS
21
ZMHPDIS
21
ZMMPDIS,
21
ZMMAPDIS
ZDMRDIR
21D
Table continues on next page
Commissioning manual

Available functions

Example of quantities
= number of basic instances
= option quantities
= optional function included in packages A03 (refer to ordering details)
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
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 ground faults
Directional impedance element for mho
characteristic
GUID-66BAAD98-851D-4AAC-B386-B38B57718BD2 v12.1.1
Transformer
Transfor
mer
RET670
(Customized)
1-2
1-2
1
0-6
0-3
2
0-1
0-5
0-2
0-5
0-2
0-2
0-5
0-5
0-2
Section 3
Available functions
27

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