GE 869 - Page 286

4–154 869 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
PROTECTION CHAPTER 4: SETPOINTS
Figure 4-54: Loss of Excitation Logic Diagrams: (b) circle 2
894173A1.cdr
CIRCLE 2 DIAMETER
CIRCLE 2 OFFSET
SETTING
SETTING
Enabled=1
Disabled=0
SETPOINTS
I1
V1
FLEXLOGIC OPERANDS
FLEXLOGIC OPERAND
LOE Circle 2 PKP
LOE Circle 2 OP
0
I1 > 0.05 x CT
RUN
COMPARATOR
CIRCLE 2 UV
SUPERVISION
TIMER
20 ms
0
SETPOINTS
CIRCLE 2 FUNCTION: Disabled = 0 Trip
Operate Output Relay 1 (TRIP)
Alarm
OR
OR
AND
Latched Alarm
AND
BLOCK Off = 0
LED: ALARM
RESET
Command
AND
S R
LATCH
Configurable
LED: TRIP
Set Dominant
SETPOINTS
AND
OR
IV1| > PKP
RUN
SETTING
AND
SETTING
RUN
t
pkp
CIRCLE 2 DELAY
CIRCLE 2
UV SUPERVISION
SIGNAL INPUT