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5 SETTINGS
SETTING
Function
Disabled = 0
Enabled = 1
COMPARATORS
Run
SOURCE 1
V_2
V_1
Run
I_1
Run
Run
Run
FLEXLOGIC OPERANDS
SRC1 50DD OP
OPEN POLE OP
The OPEN POLE OP operand is applicable
to the D60, L60, and L90 only.
GE Multilin
V_2 > 0.1 pu
OR
V_1 < 0.05 pu
AND
I_1 > 0.075 pu
TIMER
V_1 < 0.80 pu
2 cycles
AND
I_1 < 0.05 pu
20 cycles
AND
OR
AND
AND
Figure 5–100: VT FUSE FAIL SCHEME LOGIC
C70 Capacitor Bank Protection and Control System
5.7 CONTROL ELEMENTS
AND
Reset-dominant
SET
OR
FAULT
Latch
AND
RESET
AND
OR
SET
FUSE
FAIL
AND
FLEXLOGIC OPERANDS
SRC1 VT FUSE FAIL OP
Latch
SRC1 VT FUSE FAIL DPO
RESET
Reset-dominant
FLEXLOGIC OPERAND
SRC1 VT FUSE FAIL VOL LOSS
5
827093AM.CDR
5-195
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