ABB REF 54 Series Technical Reference Manual

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1MRS750527-MUM
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Technical Reference Manual, General
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• graphical LCD display, with the resolution 128 x 160 pixels, consisting of 19
rows divided into two windows
• main window (17 rows) providing detailed information on MIMIC, objects,
events, measurements, control alarms and parameters of the terminal
• assisting window (2 rows) for terminal-dependent protection indications and
alarms, and for general help messages
• three push-buttons for object control
• eight freely programmable alarm LEDs with different colors and modes
according to the configuration (off, green, yellow, red, steady, blinking)
• LED indicator for control test and interlocking
• three protection LED indicators
• HMI push-button section with four arrow buttons and buttons for clear [C] and
enter [E]
• optically isolated serial communication port
• backlight and contrast control
• freely programmable button [F]
• button for remote/local control (Control position button [R\L])
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The HMI has two main levels, the user level and the technical level. The user level
is for “everyday” measurements and monitoring whereas the technical level is
intended for advanced feeder terminal programming.
releleds
R
REF 541
Uaux = 80...265 Vdc/ac
fn = 50 Hz
In = 1/5 A (I)
1MRS xxxxxx
98150
9509
Ion = 1/5 A (Io)
Un = 100/110 V (U)
Uon = 100/110 V (Uo)
C
E
ABB
R
L
F
I
0
R
L
21 kV
CB OK
AROFF
Programmable LEDs
Object control buttons:
Close
Open
Select
Control position button
Optical PC
connector
Freely programmable
button
Control test &
Interlocking LED
Protection LED indicators:
Left: Ready, IRF, Test mode
Middle: Start, Block
Right: Trip, CBFP
Graphical
LCD display
Main window Assisting window
Enter/Return Clear/CancelNavigation
buttons

ABB REF 54 Series Specifications

General

Brand	ABB
Model	REF 54 Series
Category	Touch terminals
Language	English