InteliATS
NT
PWR, SW version 1.0, ©ComAp – March 2009
44
IA-NT- PWR-1.0-Reference Guide R1.pdf
2) To transfer load from mains to the gen-set press MCB ON/OFF or wait for power-cut.
3) When mains recovers, the gen-set remains running loaded.
4) To stop the gen-set select AUTO Mode
5) In AUT Mode:
a) After
the
MainsReturnDel
InteliATS
NT
opens the GCB
b) After
the
Transfer Del
delay InteliATS
NT
closes the MCB.
c) The gen-set is cooled and stopped
AUT
:
1) Select TEST, gen-sets starts and running unloaded
2) To transfer load from mains to the gen-set wait for the power-cut. the controller does not response
for MCB ON/OFF button.
3) When the mains recovers:
a) After
the
MainsReturnDel
the controller opens the GCB
b) After
the
Transfer Del
delay the controller closes the MCB.
4) The gen-set remains running.
5) To stop the gen-set select a different mode than TEST.
MCB Opens On
[MAINSFAIL / GENRUN]
MAINSFAIL
The command to open the MCB is given immediately after mains fail condition evaluated.
GENRUN
The command to open the MCB is not given till the Gen-set starts (with respecting the setpoint
EmergStart Del
), reaches proper voltage and frequency and
Min Stab Time
elapses. After that, the
MCB is opened,
Transfer Del
timer is started and the GCB is closed after the timer elapses.
N
OTE
:
This option should be used for MCBs using 230V control and not equipped with the undervoltage coil.
GCBFeedbackDel [s]
After closing binary output GCB close/open this timer starts. After the timer elapses the state of BI:
GCB feedback is evaluated.
If the setting of the GCB feedback del setpoint is longer then 60.0 s it means there is NO TIMEOUT.
Step:
0.1s
Range:
0 – 60.0 s, 60.1 s = NO TIMEOUT.
MCBFeedbackDel [s]
After closing binary output MCB close/open this timer starts. After the timer elapses the state of BI:
MCB feedback is evaluated.
If the setting of the MCB feedback del setpoint is longer then 60.0 s it means there is NO TIMEOUT.
Step:
0.1s
Range:
0 – 60.0 s, 60.1 s = NO TIMEOUT.
Date/Time
Time Stamp Per
[min]
Time interval for periodic history records.
Step:
1 min
Range:
0 – 200min
SummerTimeMod
[DISABLED / WINTER / SUMMER, WINTER-
S,
SUMMER-S]
DISABLED: Automatic switching between summer and wintertime is disabled.
WINTER (SUMMER) : Automatic switching between summer and wintertime is enabled and it is set to
winter (summer) season.
WINTER-S (SUMMER-S) : Modification for southern hemisphere.
