User Manual

DIR 1000587R0002 (L3821)
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3.4.6 Information Menu
TheInformationMenuenablesviewingdatarelatingtoprotectionunitandtypeofcircuitbreaker.
1/2
Protection Unit
Circuit Breaker
Protection Unit
About
Enter↵
ESC+↓
+Enter↵
1/3
Protection Unit
Nr.:
Version
Normative
Software
G0000A03A
:LSIG-MM
:UL
:2,00
Device
:LSIG-MM
1/3
Circuit Breaker
Device
Nr.:
Rated Curr.
Installation
Maintenance
: 140G-N/4p
:1200 A
:Jan 12, 2013
:Jan 12, 2013
3.4.6.1 Information on trip and opening data
TheLSIG-MMunitssaveallinformationrelatingtotypeofprotectiontripped,openingdata,dateandtime.Usingthe“iTest”key,therelease
willshowallthesedatadirectlyonthedisplay.Thereisnoneedforanauxiliarypowersupplyforthisfunction.Withanauxiliarypowersupply,
informationisshownimmediatelyonthedisplaywithoutneedingtopressthe“iTest”key,andremainsdisplayeduntilthekeyispressed.
Informationisavailablefor48hourswiththerelaydisconnected.Thedatarelatingtothelast20tripsarestoredintheunit’smemory.Byconnec-
tingabatteryunitoryoucanretrieveallinformationrelatingtothelast20tripsrecorded.AccesstoviewtheopeningdataisviatheHistoricals
submenuintheMeasurementsmenu.Thefollowingisanexampleoftheinformationprovided:
AgainintheMeasurementsmenu,youcanviewthepercentageofcontactwear,whichisanindicationoftheelectricallifeofthecontactsinthe
circuitbreaker.
However,relayfunctionalityisinnowaymodiedbythepresenceofwearmessages.
Aprealarmmessage(wear>80%,“warning”LEDlightingup)indicatesthatwearhasreachedahighvalue.Analarmmessage(100%wear,
“alarm”LEDlightingup)indicatesthatthestateofcontactwearmustbechecked.
Thepercentageofweardependsontypeofcircuit-breakerandnumberofopeningsperformedbycircuit-breakerandbyabsolutecurrentinter-
ruptedduringeachopening.
3.5 DenitionofalarmsandsignalsfortheLSIG-MMunits
3.5.1 Optical signals
Signalling Description
Warning
(yellowpermanent)  •Theprealarmthresholdhasbeenexceeded;oneormorephaseswithcurrentvaluesintherange0.9xI
1
< I
LED <1.05xI
1
(ontheNe,itdependsonselectionmade;e.g.at50%,valuesarehalved);
  •Presence,betweentwoorthreephases,ofunbalanceabovethevalueprogrammedfor“U”protection, 
  withprotectiontripdisabled;
  •Presenceofdistortedwaveformwithformfactor>2.1;
  •Contactweargreaterthan80%(andlessthan100%);
  •WARNINGThresholdI
w
exceeded;
  •Circuit-breakerstateerror;
  •Congurationerror;
  •Settingsinconsistency.
Warning LED
(yellow0.5Hz)  •WARNINGthresholdfortemperatureinsiderelayisexceeded.
Warning LED
(yellow2Hz)  •ALARMthresholdfortemperatureinsiderelayisexceeded.
  •PresenceofoneormoreoverloadedphaseswithcurrentvaluesI>1.3I1(protection“L”timing)
   (ontheNe,itdependsonselectionmade;e.g.at200%,valuesaredoubled)*;
  •TiminginprogressforprotectionfunctionS;
  •TiminginprogressforprotectionfunctionG;
Alarm LED(red) •Timingwhenunbalancebetweenphases(protectionU)exceedsthevaluesetinthecongurationwith 
  protectiontripsettoon;
  •Contactwear=100%;
  •RatingPlugdisconnected;
  •TripCoil(TC)disconnected;        
  •Keyplugerror;
  •Currentsensorsdisconnected;
  •Installationerror.
*IEC60947-2StandarddenestimingthresholdLforcurrent:1.05<I<1.3I1
n. 02
LProtection
I1: 625 AI3: 623 A
I2: 617 A Ne: > 10.0kA
Jan 06, 2013 08:52:11:733
Last Trip
NumberofopeningsduetoprotectionsandTRIPtests
Indicationforprotectiontripped
Valueofthecurrentsinterruptedonphases(L1,L2,L3),neutral(Ne)andGround(ifGhasbeentripped).