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231
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6 F 2 S 0 8 4 6
Earth fault element reach test
The test circuit is shown in Figure 6.5.1.2.
Three-phase
voltage
source
A
φ
V
TB1
-12
-11
Va
Single-phase
current
source
DC
voltmeter
-13
-14
TB1
-2
-1
-7
-8
-A16
-A17
E
TB4
Vc
Vb
Ia
3Io
GRZ100
DC
power
supply
+
−
Monitoring
jack
A
0V
-9
-10
3Iom
(for Zero-sequence
current of own line)
(for Zero-sequence
current of parallel line)
IT
Figure 6.5.1.2 Testing Earth-Fault Element
Earth fault elements and their output signal number are listed below.
Measuring element
Signal number
Z1G-A 19
Z1XG-A 22
Z2G-A 25
Z3G-A 28
Z4G-A 31
ZFG-A 593
ZR1G-A 569
ZR2G-A 573
ZNDG-A 597
PSBGIN-A 561
PSBGOUT-A 565
•
Press 5 (= Logic circuit) on the Test screen to display the Logic circuit screen.
•
Enter a signal number to be observed at monitoring jack A and press the ENTER key.
•
Apply three-phase rated voltage.
•
Choose a test current IT by referring to the table below, the table shows the relationship
between the reach setting, test current and measuring error.
Содержание GRZ100 B Series
Страница 264: ... 263 6 F 2 S 0 8 4 6 Appendix A Block Diagram ...
Страница 271: ... 270 6 F 2 S 0 8 4 6 ...
Страница 272: ... 271 6 F 2 S 0 8 4 6 Appendix B Signal List ...
Страница 307: ... 306 6 F 2 S 0 8 4 6 ...
Страница 308: ... 307 6 F 2 S 0 8 4 6 Appendix C Variable Timer List ...
Страница 310: ... 309 6 F 2 S 0 8 4 6 Appendix D Binary Input Output Default Setting List ...
Страница 321: ... 320 6 F 2 S 0 8 4 6 ...
Страница 322: ... 321 6 F 2 S 0 8 4 6 Appendix E Details of Relay Menu and LCD Button Operation ...
Страница 331: ... 330 6 F 2 S 0 8 4 6 ...
Страница 340: ... 339 6 F 2 S 0 8 4 6 Appendix G Typical External Connections ...
Страница 377: ... 376 6 F 2 S 0 8 4 6 ...
Страница 384: ... 383 6 F 2 S 0 8 4 6 Appendix J Return Repair Form ...
Страница 388: ... 387 6 F 2 S 0 8 4 6 Customer Name Company Name Address Telephone No Facsimile No Signature ...
Страница 389: ... 388 6 F 2 S 0 8 4 6 ...
Страница 390: ... 389 6 F 2 S 0 8 4 6 Appendix K Technical Data ...
Страница 401: ... 400 6 F 2 S 0 8 4 6 ...
Страница 402: ... 401 6 F 2 S 0 8 4 6 Appendix L Symbols Used in Scheme Logic ...
Страница 405: ... 404 6 F 2 S 0 8 4 6 ...
Страница 406: ... 405 6 F 2 S 0 8 4 6 Appendix M Example of Setting Calculation ...
Страница 417: ... 416 6 F 2 S 0 8 4 6 ...
Страница 418: ... 417 6 F 2 S 0 8 4 6 Appendix N IEC60870 5 103 Interoperability and Troubleshooting ...
Страница 430: ... 429 6 F 2 S 0 8 4 6 Appendix O Programmable Reset Characteristics and Implementation of Thermal Model to IEC60255 8 ...
Страница 434: ... 433 6 F 2 S 0 8 4 6 Appendix P Inverse Time Characteristics ...
Страница 437: ... 436 6 F 2 S 0 8 4 6 ...
Страница 438: ... 437 6 F 2 S 0 8 4 6 Appendix Q Failed Module Tracing and Replacement ...
Страница 444: ... 443 6 F 2 S 0 8 4 6 Appendix R Ordering ...
Страница 447: ......