GE 750 User Manual

17-
10
750/760 Feeder Management Relay GE Power Management
17.4 LOGIC/VIRTUAL INPUTS 17 COMMISSIONING
17
For
INPUT ASSERTED LOGIC
setpoints set to Open X V
on
:
1. 2.
3. Check that there is no lo
g
ic input dia
g
nostic messa
g
e on the displa
y
.
4. Set the monitored contact for the lo
g
ic input pro
g
rammed in setpoint messa
g
e
USER INPUT A SOURCE
to the
open state and the virtual input to the off state. Check that the dia
g
nostic messa
g
e, either
User Input A
or
the name pro
g
rammed in setpoint
USER INPUT A NAME
, appears on the displa
y
with the 3 auxiliar
y
LED and
rela
y
activated. Check in the Event Recorder that the selected function has been invoked.
5. Leave the monitored contact in the open state and put the virtual input in the on state. Check that the dia
g
-
nostic messa
g
e is removed from the displa
y
with the 3 auxiliar
y
LED and rela
y
deactivated.
6. Set the monitored contact to the closed state and leave the virtual input in the on state. Check that the
dia
g
nostic messa
g
e appears on the displa
y
with the 3 auxiliar
y
LED and rela
y
activated.
7. Leave the monitored contact in the closed state and put the virtual input in the off state. Check that the
dia
g
nostic messa
g
e is removed from the displa
y
with the 3 auxiliar
y
LED and rela
y
deactivated.
8. Repeat steps 3 throu
g
h 7 for all functions pro
g
rammed to be asserted b
y
a
Open X V
on
input.
For
INPUT ASSERTED LOGIC
setpoints set to Open X V
off
:
1. 2.
3. Check that there is no lo
g
ic input dia
g
nostic messa
g
e on the displa
y
.
4. Set the monitored contact for the lo
g
ic input pro
g
rammed in setpoint messa
g
e
USER INPUT A SOURCE
to the
open state and the virtual input to the on state. Check that the dia
g
nostic messa
g
e, either
User Input A
or
the name pro
g
rammed in setpoint
USER INPUT A NAME
, appears on the displa
y
with the 3 auxiliar
y
LED and
rela
y
activated. Check in the Event Recorder that the selected function has been invoked.
5. Leave the monitored contact in the open state and put the virtual input in the off state. Check that the dia
g
-
nostic messa
g
e is removed from the displa
y
with the 3 auxiliar
y
LED and rela
y
deactivated.
6. Set the monitored contact to the closed state and leave the virtual input in the off state. Check that the
dia
g
nostic messa
g
e appears on the displa
y
with the 3 auxiliar
y
LED and rela
y
activated.
7. Leave the monitored contact in the closed state and put the virtual input in the on state. Check that the
dia
g
nostic messa
g
e is removed from the displa
y
with the 3 auxiliar
y
LED and rela
y
deactivated.
8. Repeat steps 3 throu
g
h 7 for all functions pro
g
rammed to be asserted b
y
a
Open X V
off
input.
c) USER INPUT A FUNCTION SETPOINT SET TO CONTROL
The procedure to test this element is identical to that outlined for
USER INPUT A FUNCTION
setpoint set to
Alarm
,
with the followin
g
exceptions: there will not be an
y
dia
g
nostic messa
g
e or Alarm LED.
d) USER INPUT A FUNCTION SETPOINT SET TO TRIP
The procedure to test this element is identical to that outlined for
USER INPUT A FUNCTION
setpoint set to
Alarm
,
with the followin
g
exceptions. The 1 TRIP rela
y
and LED will activate alon
g
with the 3 auxiliar
y
rela
y
and LED.
At the end of each test, a reset must be performed in order to clear the trip dia
g
nostic messa
g
e and TRIP sta-
tus LED.
17.4.2 VIRTUAL INPUTS 15-20
Follow the Virtual On and Virtual Off Input Asserted Lo
g
ic procedures outlined for
LOGIC/VIRTUAL INPUTS 1-14
.

GE 750 Specifications

General

Brand	GE
Model	750
Category	Relays
Language	English