GE L30 User Manual

GE Multilin L30 Line Current Differential System 5-99
5 SETTINGS 5.4 SYSTEM SETUP
5
Figure 5–21: CHANNEL ASYMMETRY COMPENSATION LOGIC
831025A5.CDR
87L Ch 1 Status (OK=1)
CHNL ASYM COMP: Off = 0 SETTINGS
SETTINGS
BLOCK GPS TIME REF:
87L GPS Status Fail GPS COMPENSATION To Remote Relays Channel 1 and 2
MAX CHNL ASYMMETRY: ROUND TRIP TIME CHANGE:
Ch1 Asymmetry > MAX Ch2 Asymmetry > MAX
Ch1 T-Time New - Ch2 T-Time New -
Ch1 T-Time Old > Ch2 T-Time Old > CHANGE CHANGE
RUN
RUN
RUN RUN RUN
Off = 0
FLEXLOGIC OPERAND FLEXLOGIC OPERAND
FLEXLOGIC OPERAND FLEXLOGIC OPERAND FLEXLOGIC OPERAND FLEXLOGIC OPERAND FLEXLOGIC OPERAND
FLEXLOGIC OPERAND
ACTUAL VALUE
LOCAL GPS TROUBLE
87L DIFF GPS 2 FAIL 87L DIFF GPS 1 FAIL
87L DIFF 1 MAX ASYM 87L DIFF 2 MAX ASYM 87L DIFF 1 TIME CHNG 87L DIFF 2 TIME CHNG 87L DIFF GPS FAIL
87L DIFF PFLL FAIL
Ch1 Asymmetry
ACTUAL VALUE ACTUAL VALUE ACTUAL VALUE Ch2 Asymmetry Ch1 Round Trip Time Ch2 Round Trip Time
87L GPS 1 Status (OK=1)
DATA FROM REMOTE TERMINAL 1
OR
OR
OR
OR
AND
AND
AND
AND
DATA FROM REMOTE TERMINAL 2
87L Ch 2 Status (OK=1)
87L GPS 2 Status (OK=1)
Update GPS Correction Memory Use Calculated GPS Correction Use Memorized GPS Correction Use GPS Correction of Zero
AND
AND
AND
S
R
AND
5 sec
0

GE L30 Specifications

General

Brand	GE
Model	L30
Category	Relays
Language	English