GE 339

7–16 339 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
M3 BREAKER MAINTENANCE CHAPTER 7: MAINTENANCE
AND
SETPOINTS
BREAKER HEALTH
FUNCTION:
Disabled
Alarm
Latched Alarm
OR
Logic Operands
BKR Trip Time Alm
AND AND
Command
RESET
OR
LED: ALARM
S
LATCH
Set-Dominant
R
SETPOINTS
BREAKER HEALTH
MODE:
Detection
Monitoring
Breaker Opened
t_trip
START
STOP
t_trip ≥ PKP
RUN
SETPOINTS
BREAKER HEALTH
TRIP TIME PICKUP:
Breaker Closed
SETPOINTS
BREAKER HEALTH
SPRING CHARGE INPUT
Off=0
t_close
START
STOP
t_charge
t_close ≥ ＰＫＰ
RUN
SETPOINTS
BREAKER HEALTH
CLOSE TIME PICKUP:
t_charge ≥ ＰＫＰ
RUN
SETPOINTS
BREAKER HEALTH
CHARGE TIME PICKUP:
BKR Close Time Alm
BKR Chrge Time Alm
OR
BKR Health Alarm
AND
AND
IN
Alarm
Counter
RESET
Real Counter ≥ Alarm
RUN
SETPOINTS
BREAKER HEALTH
ALM COUNTER LIMIT
Command
CLEAR
SETPOINTS
OUTPUT RELAYS X
Do Not Operate, Operate
OR
Close from
Autoreclosure
Remote Close
Local Close
(relay keypad)
OR
Any Trip
Remote Open
Local Open
(relay keypad)
from breaker status
from breaker status
SETPOINTS
BLOCK 1/ 2/3:
Off=0
t_ITCT
RUN
SETPOINTS
BKR HEALTH
INCOMP . TRP /CLS TIME
OR
OR
AND
OR
AN D
BKR TRP/CLS Fail
OR
AND
Command
RESET
t_ICT
RUN
SETPOINTS
BREAKER HEALTH
INCOMP . CHARGE TIME
BKR Charge Fail
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