GE L90 Instruction Manual page 403

5 SETTINGS
• CT FAIL 3V0 INPUT PICKUP: This setting specifies the pickup value for the 3V_0 source.
• CT FAIL PICKUP DELAY: This setting specifies the pickup delay of the CT failure element.
SETTING
CT FAIL FUNCTION:
Disabled=0
Enabled=1
SETTING
CT FAIL BLOCK:
Off=0
SETTING
CT FAIL 3IO INPUT1:
SRC1
SETTING
CT FAIL 3IO INPUT2:
SRC2
SETTING
CT FAIL 3VO INPUT:
SRC1
GE Multilin
SETTING
CT FAIL 3IO INPUT1 PKP:
RUN 3IO > PICKUP
SETTING
CT FAIL 3IO INPUT2 PKP:
RUN 3IO > PICKUP
SETTING
OR
CT FAIL 3VO INPUT:
RUN 3VO > PICKUP
Figure 5–149: CT FAILURE DETECTOR SCHEME LOGIC
L90 Line Current Differential System
SETTING
CT FAIL PICKUP DELAY:
FLEXLOGIC OPERANDS
AND
0
CT FAIL OP
CT FAIL PKP
5.7 CONTROL ELEMENTS
827048A6.CDR
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