
Feeder Terminal
REF 541, REF 543, REF 545.
1MRS750443-MBG
48
CO3DC1
CO3DC2
I<->O
3DC1,
3DC2
Three state disconnector 1,
2
(3 state inputs / 4 control
outputs)
CO3DC1...2
X
X
X
COIND1…
8
I<->O
IND1...
IND8
Object indication 1…8
(2 state inputs)
COIND1…8
X
X
X
MMIDATA
1…5
MMIDATA
1…5
MIMIC dynamic data point
1…5 on HMI (single line
diagram)
MMIDATA
1…5
X
X
X
MMIALAR
1…8
MMIALAR
1…8
Alarm 1…8 on HMI (alarm
view)
MMIALAR
1…8
X
X
X
COSW1...4 SW1...4
On/off switch 1…4 on HMI
(single-line diagram)
COSW1…4
X
X
X
COCBDIR CBDIR
Direct open for CBs via HMI COCBDIR
X
X
X
COLOCAT I<->O
POS
Logic control position
selector
COLOCAT
X
X
X
ADDITIONAL FUNCTIONS
Interlocking
-
X
X
X
Command control
-
X
X
X
STANDARD FUNCTIONS
Operation indication, relay
and register reset
INDRESET
X
X
X
Activation of HMI backlight
MMIWAKE
X
X
X
Switchgroups
SWGRP1...SWGRP20
SWGRP
1....20
X
X
X
PLC logics (AND, OR,
timers etc.) acc. to IEC
61131-3
-
X
X
X
DATA COMMUNICATION
Event to be defined by the
customer, E0...E63
EVENT230
X
X
X
SPA bus
-
X
X
X
LON bus
-
X
X
X
IEC_103
-
X
X
X
GENERAL FUNCTIONS
Main / secondary setting
X
X
X
Remote setting
X
X
X
Self-supervision
X
X
X
Annunciating, event
generating and value
recording
X
X
X
Measurement, parameter
and switching device status
display
X
X
X
Remote-end binary signal
transfer
X
X
X
Binary signal interbay
transfer
X
X
X
Functionality levels, other functions
FUNCTIONALITY LEVELS
ANSI
Code
IEC
Symbol
Function
Code
REF541/3/
5
CONTROL
REF541/3/
5 BASIC
REF541/3/
5 MULTI