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12.2.2. Display
During the normal working conditions the display shows all the
most important information regarding the trip unit and CB on a
default page:
Entering the menu, all the options are shown as follow.
Ref.
Description
1
Graphic Ammeters
2
Cb and Trip unit Error (if there are no errors the
ABB logo is displayed)
3
Trip unit clock
4
Ammeter value, and phase of the higher cur-
rent reading
5
Working Icon
6
Name of menu in use
7
Number of options in the menu in use
8
List of Options available (the option selected is
indicated)
9
Value or description of the Option selected
Menu description for the management of settings and parameters, available at para.12.3.3.
12.2.2.1. Ammeters on Display
The display shows the graphic Ammeter, and the reading of the runtime measurement of the currents value.
The graphic shows the level of the currents related to each phase. The CB nominal current level is shown on the vertical bar
The default page also shows the value of the higher current measured runtime of the 3 phases; below the value, is available also the
phase of the maximum current shown.
From the default page, by pushing the DOWN or UP button, it is possible to access to the CURRENT MEASUREMENTS page, with
the measurement. of all 3 phase currents.
12.2.2.2. CB and Trip Unit Error
The error messages regarding the trip unit and CB are shown on the bottom-left corner of the display.
Every message, except for the ABB logo, is shown with an ICON representing the warning level
ICON
Message
Configuration
L Prealarm
T prealarm
Warning IW
Contact Wear
Invalid date
Required
CB Undefined
Timing L
T Alarm
Contact Wear
T (trip OFF)
LC1 Load or LC2 Load
TC Disconnected
Rating plug
Installation
All the detected errors will be shown one at a time, with frequency 0.5Hz.
If there are no errors present, the ABB logo is displayed.
B2342
Model
1
2
6
2
CB Norman Current
Description
Parameters inconsistency
Protection L prealarm
Protection T prealarm
IW threshold exceeded
Contact Wear Prealarm (80% ≤ CW ≤ 99%)
Clock information Lost. Necessary to reset new date
Absence of AUX
CB status inconsistent
Timing protection L
Alarm for protection T (out of range)
Contact Wear Alarm (CW= 100%)
Alarm for protection T
Alarm for load control LC1 (or LC2)
Trip Coil absent or faulty
Rating plug absent or faulty
Key plug absent or faulty
Apparatus
Doc. no.
Emax VF
1SDH000909R0001
5
4
3
7
8
9
5
Scale
Page No
36/66
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