GE Multilin
B90 Low Impedance Bus Differential System
5-107
5 SETTINGS
5.5 GROUPED ELEMENTS
5
The Undervoltage element is enabled only when
PRODUCT SETUP
B90 FUNCTION
B90 FUNCTION
is set to “Protection”.
One element is available per each voltage input of the relay.
Figure 5–48: UNDERVOLTAGE SCHEME LOGIC
5.5.6 CURRENT ELEMENTS
a) MAIN MENU
PATH: SETTINGS
GROUPED ELEMENTS
SETTING GROUP 1(6)
CURRENT ELEMENTS
CURRENT ELEMENTS
INSTANTANEOUS
OVERCURRENT 1
MESSAGE
INSTANTANEOUS
OVERCURRENT 2
MESSAGE
INSTANTANEOUS
OVERCURRENT 24
MESSAGE
TIME
OVERCURRENT 1
MESSAGE
TIME
OVERCURRENT 2
MESSAGE
TIME
OVERCURRENT 24
SETTING
UNDERVOLTAGE 1
FUNCTION:
Disabled = 0
Enabled = 1
SETTINGS
UNDERVOLTAGE 1 MIN
VOLTAGE:
SETTING
UNDERVOLTAGE 1 VT:
Voltage Magnitude, |V|
| V | > MIN VOLTAGE
&
|V| < PICKUP
RUN
FLEXLOGIC OPERANDS
UNDERVOLTAGE 1 OP
SETTING
UNDERVOLTAGE 1
PKP DELAY:
t
PKP
t
RST
SETTING
B90 FUNCTION:
Logic = 0
Protection = 1
AN
D
SETTING
UNDERVOLTAGE 1 BLK:
Off = 0
UNDERVOLTAGE 1
PICKUP:
UNDERVOLTAGE 1
RST DELAY:
UNDERVOLTAGE 1 DPO
UNDERVOLTAGE 1 PKP
Summary of Contents for B90 UR Series
Page 316: ...A 4 B90 Low Impedance Bus Differential System GE Multilin A 1 PARAMETER LISTS APPENDIX A A ...
Page 406: ...B 90 B90 Low Impedance Bus Differential System GE Multilin B 4 MEMORY MAPPING APPENDIX B B ...
Page 436: ...C 30 B90 Low Impedance Bus Differential System GE Multilin C 7 LOGICAL NODES APPENDIX C C ...
Page 446: ...D 10 B90 Low Impedance Bus Differential System GE Multilin D 1 IEC 60870 5 104 APPENDIX D D ...