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The prealarm message (wear 80%, "warning" LED lighting up) indicates that the wear has reached high value. The following example the information provided:
Last Trip N.6 Test Menu
Access the Test menu password protected. There need for auxiliary power supply for this function. Using the "Trip Test" function lets you view the disabling/enabling the Trip. enabled, the circuit-breaker
is opened.02 ___
June 12, 2007 8:52:11:733
I1: 625A n
■Number openings due the protections and the TRIP tests.
- Value the current interrupted the LSIU has tripped. connecting
a PR030/B battery unit and PR010/T BT030 wireless communication unit, you can retrieve the information relating the last trips recorded.
- Value the current has tripped.
The surfing path summarized the following table:
13. 800 A
Installation June 12, 2007
Maintenance June 12, 2007
About 1/2
13.Thealarm message (100%
wear, "alarm" LED lighting up) indicates that necessary check the state contact wear.
■Indication for protection tripped. 1SDH000635R0002
Page No.5.
In any case, functionality the relay way modified the presence the wear messages. G0000A03A
Device PR123/DC
Version LSIG
Normative IEC
Software 1.
- Value the current and power the has tripped.
Protection Unit
Circuit Breaker
Protection Unit
Enter J
Protection 1
Nr.
Access view the opening data via the Historicals submenu the Measurements menu.
Model 3447
Apparatus Emax DC
Scale
Doc.
Menu 4/5
Measures ▲
Settings
Device test
Enter J
Password Test 1/6
Enter status 1
0*** Auto Test
------------------------ Trip Test (disabled)
Enter password open
The menu shows the state the CB, the dialog module (COM module) the state the springs and the position the CB, and this submenu
you can make the open close.
On the page only with Vaux, you can also see the state the circuit-breaker "STATUS", and thus make sure that the input correctly wired.00
ESC
+ Enter J
Circuit Breake^ 1
Nr. With auxiliary
power supply, the information shown immediately the display without the need press the Test" key and remains displayed indefinitely
until you press the key.
73/108
.
The percentage wear depends the number openings carried out the circuit-breaker and the absolutecurrent interrupted during
each them.7 Information Menu
The Information Menu enables you view the data relating the protection unit and the type circuit-breaker. The data relating the last trips are stored the unit's memory.7.
The information remains available for hours with dead relay.5.1 Information the trip and opening data
The PR123/DC unit saves all the information relating the type protection tripped, the opening data, the date and time.1 Test Menu table
Parameter Function Values Notes
CB status Open/Closed/Indefinite Indefinite case fault only
Auto Test Display test
Trip Test Enabled/Disabled
PR120/D-M
Module
State springs
Position CB
Open CB
Close CB
Loaded/Unloaded
Isolated/Withdrawn
PR120/K
Module
Input
Auto Test
ON
Zone
selectivity
Protection S
(status) Input
Force Output
Release Output
Protection G
(status) Input
Force Output
Release Output
ON/OFF
ON/OFF
13. 050 092
Device E2B800/SP
Rated Curr. Using the Test" key
makes the release show all these data directly the display. The function only available with busbar current nil (use Vaux, PR030/B PR010/T).5.
- Value the voltage OV, have tripped.
Again the Measurements menu, you can view the percentage contact wear, which indication the electrical life the electrical contacts
in the circuit-breaker.5. No.13.6
