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M3 BREAKER MAINTENANCE
SETPOINTS
BREAKER HEALTH
FUNCTION:
Disabled
Alarm
Latched Alarm
SETPOINTS
BREAKER HEALTH
MODE:
Detection
Monitoring
SETPOINTS
BLOCK 1/2/3:
Off=0
Any Trip
Remote Open
Local Open
(relay keypad )
Breaker Opened
from breaker status
Close from
Autoreclosure
Remote Close
Local Close
(relay keypad)
Breaker Closed
from breaker status
SETPOINTS
BREAKER HEALTH
SPRING CHARGE INPUT
Off=0
7–16
START
t_trip
STOP
BKR HEALTH
INCOMP . TRP/CLS TIME
RUN
t_ITCT
START
t_close
STOP
t_charge
BREAKER HEALTH
INCOMP . CHARGE TIME
RUN
t_ICT
Command
RESET
SETPOINTS
BREAKER HEALTH
ALM COUNTER LIMIT
IN
RUN
Alarm
Real Counter ≥ Alarm
Counter
Command
CLEAR
RESET
SETPOINTS
BREAKER HEALTH
TRIP TIME PICKUP :
RUN
t_trip ≥ PKP
Command
RESET
SETPOINTS
SETPOINTS
BREAKER HEALTH
CLOSE TIME PICKUP :
RUN
t_close ≥ Ｐ Ｋ Ｐ
SETPOINTS
BREAKER HEALTH
CHARGE TIME PICKUP :
RUN
t_charge ≥ Ｐ Ｋ Ｐ
SETPOINTS
339 MOTOR PROTECTION SYSTEM – INSTRUCTION MANUAL
CHAPTER 7: MAINTENANCE
LED: ALARM
S
LATCH
Set-Dominant
R
Logic Operands
BKR Health Alarm
SETPOINTS
OUTPUT RELAYS X
Do Not Operate , Operate
BKR Trip Time Alm
BKR TRP/CLS Fail
BKR Close Time Alm
BKR Chrge Time Alm
BKR Charge Fail
898843A1.cdr
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