CIRCUTOR computer SMART III-Fast Series - Manual (Page 78)

5�5�-CONNECTIONTYPE
Inthispointtheconnectiontypeoftheinstallation
isselected,where:
3u3C :3voltages+neutraland3currents�
3u1C :3voltages+neutraland1current�
2u1C :2voltagesand1current�
Pressthe keytoentereditingmode�Itisidentifiedbythe symbolandtheblinking
ofthedigitstobemodified�
The keyshowsthenextoption�
The keyshowsthepreviousoption�
Press tovalidatethedata;the symboldisappearsfromthedisplay�
Pressthe keytoaccessthenextprogrammingstep�
Ifnokeysarepressedfor5minutes,theunitswitchestothesimulationscreen, “5�27�-
SIMULATION SCREEN” �
5�6�-PHASECONNECTION
Thisparameterisusedtoadapttheunittothevariousoptionsforconnectingthepowersupply
andmeasurementcablesandthecurrenttransformerstothephasesofthethree-phase
system�
Theconnectionscreenchangesaccordingtotheconnectiontypeprogrammedinthepreceding
point�
 Connection type 3u1C or 2u1C
Ifaconnectionwithasinglecurrenthasbeen
selected(
3u1C or 2u1C ),oneofthe6possible
phasesindicatedin Table 41 areselectedinthis
screen�
Theselectionofoneoranotheroftheoptions
mustbemadewheninductivereactivepowerwith
aninductivecosφof0�6to1isbeingconsumed
intheinstallationatthetimeofadjustment�The
variousoptionsaretrieduntilthescreenshowsa
cosφof0�6to1(thedisplayofthecosφisonly
informative,noteditable)�
78
Computer SMART III FAST
Instruction Manual