Name
Values (Range)
Unit
Step
Default
Description
b
0.01 - 1000.00
-
0.01
1.00
Settable curve parameter, user-
programmable curve type.
c
0.01 - 1000.00
-
0.01
1.00
Settable curve parameter, user-
programmable curve type.
OpenCTEnable
Disabled
Enabled
-
-
Enabled
Open CT detection feature. Open CTEnable
Off/On
tOCTAlarmDelay
0.100 - 10.000
s
0.001
1.000
Open CT: time in s to alarm after an open CT
is detected
tOCTResetDelay
0.100 - 10.000
s
0.001
0.250
Reset delay in s. After delay, diff. function is
activated
Table 78:
LT3CPDIF (87LT) Non group settings (basic)
Name
Values (Range)
Unit
Step
Default
Description
NoOfTerminals
2
3
-
-
2
Number of current terminals of the protected
circuit
Chan2IsLocal
No
Yes
-
-
No
2-nd local current connected to input channel
2, Yes/ No
IBase
50.0 - 9999.9
A
0.1
3000.0
Base (reference) current of the differential
protection
ZerSeqCurSubtr
Disabled
Enabled
-
-
Disabled
Off/On for elimination of zero seq. from diff.
and bias curr
TraAOnInpCh
No Transf A
1
2
3
-
-
No Transf A
Power transformer A applied on input channel
X
RatVoltW1TraA
1.0 - 9999.9
kV
0.1
130.0
Transformer A rated voltage (kV) on winding
1 (HV winding)
RatVoltW2TraA
1.0 - 9999.9
kV
0.1
130.0
Transformer A rated voltage (kV) on winding
2 (LV winding)
ClockNumTransA
0 [0 deg]
1 [30 deg lag]
2 [60 deg lag]
3 [90 deg lag]
4 [120 deg lag]
5 [150 deg lag]
6 [180 deg lag]
7 [210 deg lag]
8 [240 deg lag]
9 [270 deg lag]
10 [300 deg lag]
11 [330 deg lag]
-
-
0 [0 deg]
Transf. A phase shift in multiples of 30 deg, 5
for 150 deg
ZerSeqPassTraA
No
Yes
-
-
No
Yes/No for capability of transf A to transform
zero seq curr
TraBOnInpCh
No Transf B
1
2
3
-
-
No Transf B
Power transformer B applied on input channel
X
Table continues on next page
Section 5
1MRK505222-UUS C
Differential protection
156
Technical reference manual
Содержание Relion 670 series
Страница 1: ...Relion 670 series Line differential protection RED670 ANSI Technical reference manual...
Страница 2: ......
Страница 40: ...34...
Страница 50: ...44...
Страница 60: ...54...
Страница 126: ...120...
Страница 384: ...378...
Страница 496: ...490...
Страница 556: ...550...
Страница 602: ...596...
Страница 620: ...614...
Страница 794: ...788...
Страница 864: ...858...
Страница 988: ...982...
Страница 998: ...992...
Страница 1084: ...1078...
Страница 1164: ...1158...
Страница 1168: ...1162...
Страница 1170: ...1MRK002802 AB 1 670 1 2 PG ANSI V1 EN Section 21 1MRK505222 UUS C Connection diagrams 1164 Technical reference manual...
Страница 1171: ...1MRK002802 AB 2 670 1 2 PG ANSI V1 EN 1MRK505222 UUS C Section 21 Connection diagrams 1165 Technical reference manual...
Страница 1172: ...1MRK002802 AB 3 670 1 2 PG ANSI V1 EN Section 21 1MRK505222 UUS C Connection diagrams 1166 Technical reference manual...
Страница 1173: ...1MRK002802 AB 4 670 1 2 PG ANSI V1 EN 1MRK505222 UUS C Section 21 Connection diagrams 1167 Technical reference manual...
Страница 1174: ...1MRK002802 AB 5 670 1 2 ANSI V1 EN Section 21 1MRK505222 UUS C Connection diagrams 1168 Technical reference manual...
Страница 1175: ...1MRK002802 AB 6 670 1 2 ANSI V1 EN 1MRK505222 UUS C Section 21 Connection diagrams 1169 Technical reference manual...
Страница 1176: ...1MRK002802 AB 7 670 1 2 ANSI V1 EN Section 21 1MRK505222 UUS C Connection diagrams 1170 Technical reference manual...
Страница 1177: ...1MRK002802 AB 8 670 1 2 ANSI V1 EN 1MRK505222 UUS C Section 21 Connection diagrams 1171 Technical reference manual...
Страница 1178: ...1MRK002802 AB 9 670 1 2 ANSI V1 EN Section 21 1MRK505222 UUS C Connection diagrams 1172 Technical reference manual...
Страница 1179: ...1MRK002802 AB 10 670 1 2 ANSI V1 EN 1MRK505222 UUS C Section 21 Connection diagrams 1173 Technical reference manual...
Страница 1180: ...1MRK002802 AB 11 670 1 2 ANSI V1 EN Section 21 1MRK505222 UUS C Connection diagrams 1174 Technical reference manual...
Страница 1181: ...1MRK002802 AB 12 670 1 2 ANSI V1 EN 1MRK505222 UUS C Section 21 Connection diagrams 1175 Technical reference manual...
Страница 1182: ...1MRK002802 AB 13 670 1 2 ANSI V1 EN Section 21 1MRK505222 UUS C Connection diagrams 1176 Technical reference manual...
Страница 1183: ...1MRK002802 AB 14 670 1 2 ANSI V1 EN 1MRK505222 UUS C Section 21 Connection diagrams 1177 Technical reference manual...
Страница 1184: ...1MRK002802 AB 15 670 1 2 ANSI V1 EN Section 21 1MRK505222 UUS C Connection diagrams 1178 Technical reference manual...
Страница 1220: ...1214...
Страница 1230: ...1224...
Страница 1231: ...1225...