6 F 2 T 0 1 7 2
SEF3
SEF3 TRIP
0.00 - 300.00s
&
TSE3
t
0
SEF3 BLOCK
1
"ON"
[SE3EN]
+
&
124
69
&
[SE3-2F]
“Block”
+
ICD
Figure 2.3.4 Definite Time SEF Protection SEF3
SEF4
SEF4
ALARM
0.00 - 300.00s
&
TSE4
t
0
SEF4 BLOCK
1
"ON"
[SE4EN]
+
&
125
70
&
[SE4-2F]
“Block”
+
ICD
Figure 2.3.5 Definite Time SEF Scheme Logic
Setting
The table below shows the setting elements necessary for the sensitive earth fault protection and
their setting ranges.
Element
Range
Step
Default
Remarks
SECT
1 - 20000
1
150
CT ration for sensitive earth fault current
SE1
0.001 – 0.250 A
0.001 A
0.010 A
SEF1 threshold setting
TSE1
0.010 – 1.500
0.001
1.000
SEF1 inverse time multiplier setting
0.00 – 300.00 s (*1)
0.01 s
1.00 s
SEF1 definite time setting. Required if
[MSE1] =DT.
TSE1R
0.0 – 300.0 s
0.1 s
0.0 s
SEF1 definite time delayed reset. Required if
[MSE1] =IEC or if [SE1R] = DEF.
TSE1RM
0.010 – 1.500
0.001
1.000
SEF1 dependent time delayed reset time
multiplier. Required if [SE1R] = DEP.
TS1S2
0.00 – 300.00 s (*1)
0.01 s
0.00 s
SEF1 stage 2 definite time setting
SE2
0.001 – 0.250 A
0.001 A
0.020 A
SEF2 threshold setting
TSE2
0.010 – 1.500
0.001
1.000
SEF2 inverse time multiplier setting
0.00 – 300.00 s (*2)
0.01 s
0.00 s
SEF2 definite time setting.
TSE2R
0.0 – 300.0 s
0.1 s
0.0 s
SEF2 definite time delayed reset. Required if
[MSE2] =IEC or if [SE2R] = DEF.
TSE2RM
0.010 – 1.500
0.001
1.000
SEF2 dependent time delayed reset time
multiplier. Required if [SE2R] = DEP.
26
Summary of Contents for GRE110
Page 183: ...6 F 2 T 0 1 7 2 Appendix B Signal List 184 ...
Page 191: ...6 F 2 T 0 1 7 2 Appendix C Event Record Items 192 ...
Page 196: ...6 F 2 T 0 1 7 2 Appendix D Binary Output Default Setting List 197 ...
Page 199: ...6 F 2 T 0 1 7 2 Appendix E Relay Menu Tree 200 ...
Page 210: ...6 F 2 T 0 1 7 2 Appendix F Case Outline 211 ...
Page 211: ...6 F 2 T 0 1 7 2 Case Outline for model 400 401 420 421 820 and 821 212 ...
Page 212: ...6 F 2 T 0 1 7 2 Case Outline for model 402 and 422 213 ...
Page 213: ...6 F 2 T 0 1 7 2 Appendix G Typical External Connection 214 ...
Page 245: ...6 F 2 T 0 1 7 2 Appendix J Return Repair Form 246 ...
Page 249: ...6 F 2 T 0 1 7 2 Customer Name Company Name Address Telephone No Facsimile No Signature 250 ...
Page 250: ...6 F 2 T 0 1 7 2 Appendix K Technical Data 251 ...
Page 256: ...6 F 2 T 0 1 7 2 Appendix L Symbols Used in Scheme Logic 257 ...
Page 259: ...6 F 2 T 0 1 7 2 Appendix M Modbus Interoperability 260 ...
Page 289: ...6 F 2 T 0 1 7 2 Appendix N IEC60870 5 103 Interoperability 290 ...
Page 296: ...6 F 2 T 0 1 7 2 Appendix O PLC Default setting 297 ...
Page 298: ...6 F 2 T 0 1 7 2 Appendix P Inverse Time Characteristics 299 ...
Page 304: ...6 F 2 T 0 1 7 2 Appendix Q IEC61850 Interoperability 305 ...