InteliATS
NT
PWR, SW version 1.0, ©ComAp – March 2009
41
IA-NT- PWR-1.0-Reference Guide R1.pdf
Volt Unbal Del
[s]
Delay for generator voltage unbalance alarm.
Step:
0.1s
Range:
0.0 – 600.0 s
Gen >Freq Trp
[%]
Threshold for generator phase L3 overfrequency.
Step:
0.1% of Nominal frequency
Range:
0 (Gen <Freq Sd) – 200.0% of Nominal frequency
Gen <Freq Trp
[%]
Threshold for generator phase L3 underfrequency.
Step:
0.1% of Nominal frequency
Range:
0.0 – 200 (Gen >Freq Sd ) % of Nominal frequency
Gen
Freq
Del
[s]
Delay for generator underfrequency and overfrequency alarm.
Step:
0.1s
Range:
0.0 – 600.0 s
AMF Settings
RetFromIsland
[MANUAL,
AUTO]
MANUAL:
After closing GCB, IA-NT goes to MAN Mode automatically.
AUTO:
No automatic switching to MAN Mode.
EmergStart
Del
[s]
Delay after the mains failure to the start of the gen-set
Step:
1s
Range:
0 – 6000 s
MainsReturnDel
[s]
Delay after the mains return to the GCB opening.
Step:
1s
Range:
1 – 3600 s
Transfer
Del [s]
Delay after GCB opening to MCB closing during the return procedure.
Delay after MCB opening to GCB closing if the setpoint
MCB Opens On
set to GENRUN
Step:
0.1s
Range:
0 – 600.0 s
