GE L60 Instruction Manual page 311

Line phase comparison relay, ur series
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5 SETTINGS
must be enabled and configured properly. When used in configuration with only one breaker, the
should be "Enabled" and the
Chapter for additional details).
SETTING
OPEN POLE
FUNCTION:
Disabled = 0
Enabled = 1
SETTING
AND
OPEN POLE BLOCK:
SETTING
Off = 0
OPEN POLE CURRENT
PKP:
RUN
IA < PKP
IB < PKP
IC < PKP
SETTINGS
OPEN POLE VOLTAGE
SUPV:
Disabled = 0
AND
RUN
Enabled = 1
V
> 0.7 pu
AG
DISTANCE SOURCE:
V
> 0.7 pu
BG
IA
V
> 0.7 pu
CG
IB
IC
V
AG
V
BG
From Breaker Control Logic
V
CG
SETTINGS
FLEXLOGIC OPERAND
BREAKER 1 A CLSD
Φ
OPEN POLE LINE XC1:
FLEXLOGIC OPERAND
OPEN POLE LINE XC0:
BREAKER 1 B CLSD
Φ
Charging
Current
FLEXLOGIC OPERAND
Calculations
BREAKER 1 C CLSD
Φ
FLEXLOGIC OPERAND
BREAKER 1 OOS
Charging
Current
Calculations
FLEXLOGIC OPERAND
BREAKER 2 A CLSD
Φ
FLEXLOGIC OPERAND
BREAKER 2 B CLSD
Φ
FLEXLOGIC OPERAND
BREAKER 2 C CLSD
Φ
FLEXLOGIC OPERAND
BREAKER 2 OOS
SETTING
OPEN POLE REM
CURR PKP:
RUN
IA REM < PKP
IB REM < PKP
IC REM < PKP
GE Multilin
setting should be "On" (see the Breaker Control section earlier in this
BREAKER 2 OUT OF SV
FLEXLOGIC OPERAND
TRIP PHASE A
AND
From
FLEXLOGIC OPERAND
Trip
TRIP PHASE B
Output
AND
FLEXLOGIC OPERAND
TRIP PHASE C
AND
OR
OR
OR
OR
OR
OR
2 cycles
2 cycles
2 cycles
2 cycles
2 cycles
2 cycles
Figure 5–118: OPEN POLE DETECTOR LOGIC
L60 Line Phase Comparison Relay
0.5 cycle
0
AND
OR
AND
0.5 cycle
0
AND
OR
AND
0.5 cycle
0
AND
OR
AND
5.6 CONTROL ELEMENTS
BREAKER 2 FUNCTION
FLEXLOGIC OPERAND
XOR
OPEN POLE BLK N
FLEXLOGIC OPERAND
0
OPEN POLE OP A
Φ
20 ms
FLEXLOGIC OPERAND
0
OPEN POLE OP B
Φ
20 ms
FLEXLOGIC OPERAND
0
OPEN POLE OP C
Φ
20 ms
FLEXLOGIC OPERAND
OR
OPEN POLE BLK AB
FLEXLOGIC OPERAND
OR
OPEN POLE BLK BC
FLEXLOGIC OPERAND
OR
OPEN POLE BLK CA
FLEXLOGIC OPERAND
OR
OPEN POLE OP
FLEXLOGIC OPERAND
OPEN POLE BKR A OP
Φ
FLEXLOGIC OPERAND
OPEN POLE BKR B OP
Φ
FLEXLOGIC OPERAND
OPEN POLE BKR C OP
Φ
FLEXLOGIC OPERANDS
OPEN POLE REM OP A
Φ
OPEN POLE REM OP B
Φ
OPEN POLE REM OP C
Φ
837024AB.CDR
5-209
5

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