Settings; Selector Switches - ABB SPAU 341 C User Manual

Settings

Selector switches

Switchgroup SGF1
All settings can be entered either via the front
panel push-buttons or over the serial commu-
nication.
The setting values are displayed by the right-
Register/ Setting
STEP
1 SGF1
2 Tap position
low
[1] Submenu Low level mA
signal
3 Tap position
high
[1] Submenu High level mA Current corresponding to the high tap-
signal
4 OPD
Settings for the serial communication is dealt with in the section "Recorded data".
The checksum of the programming switchgroup
SGF1 is indicated on the display, when the cor-
responding setting value is selected. An exam-
ple of calculating the checksum and detailed in-
formation of the push-button operations are
given in the general description of the D-type
SPC relay modules.
Switch Function
SGF1/1..3 Not in use.
SGF1/4 Display mode
When SGF1/4=1, the display starts indicating the tap-changer position
continuously 5 min after the latest push-button operation.
When SGF1/4=0, the display turns dark 5 min after the latest push-
button operation.
SGF1/5...8 Not in use.
∑ SGF1
most three digits of the display. The left-most
digit shows, which setting value is indicated on
the display. How to locate the setting values with
the man-machine interface, is described in the
section "Menu chart".
Description
Switchgroup, see section
"selector switches" for further details
Low tap-changer position
Current corresponding to the low tap-
changer position
High tap-changer position
changer position
Output pulse duration
The number of the switches, 1...8, and the
switch positions, 0 and 1, are displayed during
the setting procedure. In normal service only
the checksum is displayed.
Setting range/
Default value
0...255 /0
0...34 /0
0...20.0 mA /0
1...35 /35
0...20.0 mA /20
0.5...10.0s /1.5
Default
0
0
0
0
5