The internal signals are routed to the output contacts according to the SGR switch
groups.
The test mode is accessible via
FUNCTION TEST/DI
under
CONFIGURATION
in
the HMI menu. In the test mode, all internal signals from the different protection
stages can be activated one by one, the self-supervision included.
1. Press an arrow button to access the main menu.
2. Use
or
to select
CONFIGURATION
in the main menu and press
. The
cursor is at the first menu item,
FUNCTION TEST/DI
. Press
again to enter
the test menu.
3. The cursor is at the first parameter,
FUNC.TEST
. Press
to enter the test mode
and give the password if required.
4. Select the wanted signal with
or
and press
to activate the signal. The
signal remains active for as long as you press
.
5. Repeat the previous step to test other signals.
6. To exit the test mode, press
.
7. Press
again to return the display to the idle mode.
The table below shows the activation order and the corresponding flashing digit
when a signal is being tested.
Table 5.4.-1
Function test
Number
Function
1
Start of stage U>
2
Trip of stage U>
3
Start of stage U>> or U
2
>
4
Trip of stage U>> or U
2
>
5
Start of stage U<
6
Trip or alarm of stage U<
7
Start of stage U<< or U
1
<
8
Trip of stage U<< or U
1
<
9
Start of stage U
0
>
10
Trip of stage U
0
>
11
Start of stage U
0
>>
12
Trip of stage U
0
>>
13
External trip
0
IRF
It is also possible to test the output contacts via serial communication
by using the
O
parameters.
52
REU 610
REU 610
Voltage Protection Relay
Operator's Manual
1MRS755770
