5-288
L90 Line Current Differential System
GE Multilin
5.7 CONTROL ELEMENTS
5 SETTINGS
5
Figure 5–155: VT FUSE FAIL SCHEME LOGIC
827093AO.CDR
FUSE
FAIL
FAULT
AND
AND
AND
SET
RESET
Reset-dominant
Latch
AND
AND
AND
AND
OR
OR
OR
OR
Function
SETTING
Enabled = 1
SOURCE 1
V_2
V_1
I_1
Run
V_1 < 0.05 pu
Run
V_2 > 0.1 pu
Run
I_1 > 0.075 pu
Run
V_1 < 0.80 pu
Run
I_1 < 0.05 pu
SRC1 50DD OP
FLEXLOGIC OPERANDS
2 cycles
20 cycles
SRC1 VT FUSE FAIL OP
FLEXLOGIC OPERANDS
SRC1 VT FUSE FAIL DPO
SRC1 VT FUSE FAIL VOL LOSS
FLEXLOGIC OPERAND
TIMER
OPEN POLE OP
The OPEN POLE OP operand applies
to the D60, L60, and L90
Neutral Wire Open Detect
SETTING
Enabled = 1
SOURCE 1
3V_0 (3rd Harmonic)
SETTING
Run
3V_0 3rd Harm >setting
3 HARM PKP
AND
SRC1 3V0 3nd Harmonic
FLEX-ANALOG
AND
5 cycles
0
TIMER
SRC1 VT NEU WIRE OPEN
FLEXLOGIC OPERAND
OR
AND
0
20 cycles
TIMER
2 cycles
0
TIMER
30 cycles
0
TIMER
COMPARATORS
VA
VB
VC
Run
VB-VB>0.1 pu
Run
VA-VA > 0.1 pu
Run
VC-VC>0.1 pu
OR
VA, VB and VC are the
voltage magnitude of one
cycle before
Содержание UR Series L90
Страница 14: ...xiv L90 Line Current Differential System GE Multilin 0 1 BATTERY DISPOSAL 0 BATTERY DISPOSAL 0 ...
Страница 68: ...2 34 L90 Line Current Differential System GE Multilin 2 4 SPECIFICATIONS 2 PRODUCT DESCRIPTION 2 ...
Страница 138: ...4 30 L90 Line Current Differential System GE Multilin 4 3 FACEPLATE INTERFACE 4 HUMAN INTERFACES 4 ...
Страница 604: ...9 58 L90 Line Current Differential System GE Multilin 9 6 FAULT LOCATOR 9 THEORY OF OPERATION 9 ...
Страница 652: ...A 16 L90 Line Current Differential System GE Multilin A 1 PARAMETER LISTS APPENDIX A A ...
Страница 772: ...B 120 L90 Line Current Differential System GE Multilin B 4 MEMORY MAPPING APPENDIX B B ...
Страница 802: ...C 30 L90 Line Current Differential System GE Multilin C 7 LOGICAL NODES APPENDIX C C ...
Страница 812: ...D 10 L90 Line Current Differential System GE Multilin D 1 IEC 60870 5 104 APPENDIX D D ...
Страница 824: ...E 12 L90 Line Current Differential System GE Multilin E 2 DNP POINT LISTS APPENDIX E E ...
Страница 834: ...F 10 L90 Line Current Differential System GE Multilin F 3 WARRANTY APPENDIX F F ...
Страница 846: ...xii L90 Line Current Differential System GE Multilin INDEX ...