Current x i thd alarm – CIRCUTOR computer SMART III-Fast Series User Manual
Page 97
Ifthevalueenteredislowerthantheminimumvalueorhigherthanthemaximumvalue,
thebacklightofthedisplayflashesandthevalueenteredisreplacedwiththeminimumor
maximumvalue,orwiththelastvaluevalidated�
Pressthe
keytoaccessthenextprogrammingstep�
Ifnokeysarepressedfor5minutes,theunitswitchestothesimulationscreen,
�
5�23�-CURRENTxITHDALARM
Inthispointthethresholdsabovewhichthealarm
forthepercentageofthevalueofthecurrentx
ITHD(
E09
)isactivatedcanbeconfigured�
Thealarmmustbeenabled(
The programmed values are useful for the 3
phaseswhichtheunitmeasures�
Pressthe
keytoentereditingmode�Itis
identifiedbythe
symbolandtheblinkingof
thedigitstobemodified�
Thevaluetobeprogrammedinthisalarmcorrespondsdirectlytothevalueofthetotal
harmoniccurrenttobeconsideredasthesetpoint�
For example: If you want to program a
Lo
setpoint value when exceeding a harmonic current of 200 A measured by the regulator, program
00200
directly in this section.
Theparameterstobeconfiguredare:
The
Lo
value: whentheunitexceedsthisvaluefor30minutes,alarm
E09
is
triggered,andifalarm
E11
is enabled
,
the
SMART III FASTunitentersNo Connection
statusandactivates
alarm
E11
�
The
HI
value: iftheunitexceedsthisvaluefor30seconds,alarm
E09
istriggered,
andifalarm
E12
isenabled,the
SMART III FASTunitenterstheDisconnection status
andactivates
alarm
E12
�
Iftheunitfallsbackunderthe
Lo
valuefor10minutes,itdeactivatesthealarmsandreturns
tothenormaloperatingstatus�
Inthe
No Connectionstatus,theunitdoesnotconnectthestages,butalsodoesnot
disconnectthemiftheoperationrequiresit�
Inthe
Disconnectionstatus,itdisconnectsallthestagesanddoesnotallowthemtoconnect�
The
keyincreasesthedigitvalue�
97
Instruction Manual
Computer SMART III FAST