20
1MRS 755539
Feeder Protection Relay
Operator’s Manual - ANSI Version
REF 610
Fig. 3.2.1.2.-1 Measurements
To access the primary current values by activating the monitoring state:
1. Press
and
simultaneously to view the primary line currents on phases I
a
,
I
b
and I
c
and the ground-fault current, I
n
.
2. Press
to return the display to the idle mode.
The display has to be in the idle mode to be able to activate the monitoring state. The
display will not be returned to the idle mode automatically as the monitoring state
does not have a time out. In case a fault is detected, however, the fault target will
displace the monitoring state.
Fig. 3.2.1.2.-2 Activating the monitoring state
Note!
The prerequisite for monitoring correct primary current values is that parameters
M80 and M83 have been correctly set via serial communication.
3.2.1.3.
How to monitor recorded data
The contents of the event register and the information on number of pickups, trips
and auto-reclosures initiated are found under the main menu group
RECORDED
DATA
.
1. Press an arrow button to access the main menu.
2. Use
or
to select
RECORDED DATA
in the main menu and press
to
enter the first event.
3. To navigate between the events, use
and
.
4. To enter or exit a submenu, use
or
.
MEASUREMENTS
RECORDED DATA
OPERATION
SETTINGS
CONFIGURATION
INFO
Main Menu
Group Menu
Parameter Menu
MEASUREMENTS
Ia CT x 0.00
Ib CT x 0.00
Ic CT x 0.00
In CT% 0.0
46 I(unbal)% 0
49 TH LEVEL% 0
DEMAND VALUES
MEASUREMENTS
Ia A:x.xx
MEASUREMENTS
1 minute CT x 0.00
Ib A:x.xx
n minute CT x 0.00
Max CT x 0.00
MEASUREMENTS
1 minute A:x.xx
n minute A:x.xx
Max A:x.xx
Ic A:x.xx
In A:x.xx
Cancel
MeasurementsREF610_b
- -
ABB
Ia x.xx
Ic x.xx
Ib x.xx
In x.xx
MonitoringREM610_b
