Deif CGC 400, Reference Book, Page: 60 / 96

Low speed
input
DEIF controller
Temperature
control input
relay
Idle run input
GOVERNOR
Actuator
Start/stop
gen-set
High/low
speed
selection
7.10.3 Examples
Idle speed during starting and stopping
In this example both the start and the stop timers are activated.
The start and stop sequences are changed in order to let the genset stay at the idle level before speeding up.
It also decreases the speed to the idle level for a specified delay time before stopping.
Start Stop
RPM
300
1500
t
t
START
t
STOP
Idle speed, no stopping
In this example both timers are deactivated.
If the genset is to be prevented from stopping, then the digital input "temp control" must be left ON at all
times. In that case the characteristic looks like this:
CGC 400 DRH 4189340786 UK Additional functions
DEIF A/S Page 60 of 96