User Manual

DIR 1000587R0002 (L3821)
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Failure to comply with the setting limits for “I
n
” and “I
n
N” can cause damage to circuit breaker with consequent risks even
for operator.
Inanycase,therelayrecordsanysettingerrorbetween
I
1
andNeutralsetting,anditsignalsthisbymeansofawarning(seepar.3.5.2).For
4-poleCBsonly.
3.4.4.3 Mains frequency settings
IntheMainsfrequencymenu,frequencyvalues:50,60Hzcanbeselected.
2/9
50 Hz
Main Frequency
Modules
Circuit Breaker
Settings
Password
Enter password
0***
1/2
4P
60 Hz
50 Hz
Main Frequency
Enter↵
Enter↵
3.4.4.4 Modules
3.4.4.4.1 Communication module
Localorremotemodescanbesetafterenteringapassword.Theserialaddresscanbedisplayedafterenteringapassword.BaudRatecanbe
setto9600and19200bit/s.Thephysicalprotocolprovidesforoptions:(8,E,1),(8,O,1),(8,N,2),(8,N,1).Forfurtherinformationonthecommuni-
cationmodule,seeparagraph4.2inthismanual.
3.4.5 Test Menu
AccesstotheTestmenuispassword-protected.
ThemenushowsthestateoftheCB;thedialogmodule(COMmodule),thestateofthespringsandthepositionoftheCB;andinthissubmenu
youcanhavetheCBopenedorclosed.
Usingthe“TripTest”function,Tripdisabling/enablingcanbeviewed.Whenenabled,thecircuitbreakerisopened.Thisfunctionisonlyavailable
withanilbusbarcurrent(useVauxorbatteryunit).
Onthepage,onlywithVaux,youcanalsoseethestateof“STATUS”circuitbreaker,thusmakingsurethatinputiscorrectlywired.
Thesurngpathissummarizedinthefollowingtable:
3.4.5.1 Test Menu table
Parameter/Function Values Notes
CB status  Open/Closed/Indenite Indeniteonlyintheeventofafault
Auto Test  Displaytest
Trip Test  Enabled/Disabled
Communication Stateofsprings Unloaded/Loaded
module  PositionofCB Isolated/Withdrawn
    OpenCB
    CloseCB
MM Test Autotest 
2/4
Parametridicomunicazione
ModuleCOM
Moduli
1/5
Locale
Indirizzo Seriale
BaudRate
Local /Remote
Modulo COM
4/5
Device test
Settings
Test
Measures
Menu
Password
Enter password
0***
1/6
CB open
Auto Test
Trip Test (disabled)
CB status
Test
Enter↵
Enter↵