Configure Mcb - Woodward easYgen-2000 Series User Manual

4.4.4.3

Configure MCB

General notes
37535B
Configure Monitoring > Breaker > Configure MCB
If an alarm is detected when attempting to close the
MCB, an emergency power operation will be carried
out if the "Emergency start with MCB failure" is "On".
If an alarm class higher than 'B' class has been
selected it will not be possible to start the engine with
the setting "Emergency start with MCB failure" (param‐
eter 3408 Ä p.
gency power condition.
All parameters listed below only apply to application
mode
Circuit breaker monitoring contains two alarms: A breaker reclose
alarm and a breaker open alarm.
"Breaker reclose alarm"
If the control unit initiates a close of the breaker and the breaker
fails to close after the configured number of attempts the moni‐
toring CB alarm will be initiated.
Refer to parameter "MCB maximum closing attempts", param‐
n
eter 3419 Ä p.
If this protective function is triggered, the display indi‐
cates "MCB fail to close" and the logical command var‐
iable "08.07" will be enabled.
"Breaker open alarm"
If the control unit is attempting to open the circuit breaker and it
fails to see that the CB is open within the configured time in sec‐
onds after issuing the breaker open command then the monitoring
CB alarm will be initiated.
Refer to parameter "MCB open monitoring", param‐
n
eter 3421 Ä p.
If this protective function is triggered, the display indi‐
cates "MCB fail to open" and the logical command var‐
iable "08.08" will be enabled.
easYgen-2200/2500 | Genset Control
245) = configured as "On" in an emer‐
.
172.
172.
Configuration
171