Breaker Display
Unit
Prevrous
Window
Active
Window
Next
Window
ln
=
144
Scroll
with the
Up
and Down keys
Data Mode Scrolling Sequence
O
Only displayed
for
tnp unlts
with
ground
fault
protection.
@
Only displayed for trp unlts
with neutral
current
metering option
@
Only displayed for tr
p
units with
power
metering option in
"4-Wire"
mode.
@ Only displayed
for
trip units
with
power
metering option.
6
The reset for
the
kWh
and
kQh is in
the
program
mode.
Note
that the BDU wiLl autornatically shift to
MWh/MQh when the
values of KWhiKQh exceed 9999.
Reading Maximum and
Minimum Values
The maximum
and
minimum values of a displayed
real-time
parameter
are
read
by
pressing
the
Max and Min
keys. The BDU
will
automatically
return
to
displaying the corresponding
realtime value
if no
other
keys are
pressed
for 4 seconds.
Presslng Up or
Down
while the
BDU is
displaying
a maximum
or minimum
value
scrolls to the
reallime value of the
next
parameter
in the
sequence,
The reset
for
the
maximum and
minimum
values is
in the
program
mode.
When the
maximum
power
factor
is
displayed,
the
display
will
inoicare
eading
or
lagging.
Reading the
Maximum and Minlmum
values
Reading the
Alarm
(ALRM)
Log
-
From the
ALRM
LOG
window, the most recent alarm
log event can
be
read by
pressing
Read to display
the cause of
the alarm,
followed by
Read
(or
Down) to display the associated
measured
param-
eters.
The
display
will return to the
"ALRM
LOG" window
when
the
Read
(or
Down) key
is
pressed
after the
last
parameter
is
displayed.
Pressing
Down
or Up
f rom the
ALRM LOG"
window
scrolls
the display to the
next window
in the sequence,
The
cause and associated
measured
parameters
displayed
are
given
in the following table.
The message
"No
Log" will be
displayed
if
there
is no alarm
information available
from the
trip unit.
Read
Read
Read
(or
Down)
Reading the Alarm Log
o
O
a
(_)
E
(g
E
o
l
o
O
a
(s
l
C
c0
la=xxxx-'.-
lc=xxxx---/
|
*=xxxx
-
lg=xxxx-
In-xxxx_
Va=xxx
---r
Yc=xxx---/
\/:
-vvv-
Vab=xxx-'r
Vbc=xxx \
Yca=xxx-/
V**
=YYx-
kW=xxxx-
(!!!=xxxx-
k!ff=yxyy-
kQ=xxxx-
Pf
=1,xY
-
Hz=xx.x
-
(\!l
=xxxx-
-kwh
xxxx_
kQh=xxxx
-
Phase Currents
Avg. Phase
Current
Ground Current3-l
Neutral
CurrentiO
Phase
Voltagese-:
Average Phase Voltagei:l
Line
Voltages(+)
Average
Line Voltage@
Kilowatts@
Kilowatts
Demand@
Kilovolt-Amps@
KiIoVARS@
Power
Factor@
Frequency@
Kilowatt-Hoursel€l'
Kilowatt-Hours Reverse@io-
KiloVAB-Hours@O
,1/