GE MicroVersaTrip Plus - Long-Time Pickup and Delay Settings

Micro
Versa
Trip
®
Plus
and
Micro
Versa
Trip
®
PM
Trip
Units
Chapter
2
.
Setup
Mode
SETUP
Time
Delays
,
sec
150
Band
C
1
0.10
2
0.21
STIME
3
0.35
Table
9
.
Nominal
delays
for
l
2
T
OUT
short
-
time
delay
bands
.
Figure
11
.
Trip
unit
display
for
short
-
time
pickup
.
<
D
£
Delays
with
l
2
TOUT
Q
Short
-
Time
Pickup
Settings
£
/
Current
Figure
14
.
Time
-
current
curve
for
short
-
time
delay
with
l
2
T
OUT
.
Current
Figure
12
.
Time
-
current
curve
illustrating
short
-
time
pickup
.
pm
Short
-
Time
Delay
The
trip
unit
display
for
short
-
time
delay
is
shown
in
Figure
13
.
This
function
delays
the
breaker
trip
on
a
short
-
time
trip
.
The
choices
are
listed
in
Table
9
.
The
delay
with
I
2
T
IN
is
for
a
current
of
600
%
of
C
at
the
lower
limit
of
the
band
.
The
delay
with
I
2
T
OUT
is
for
the
lower
limit
of
each
band
.
The
I
2
T
OUT
function
,
illustrated
in
Figure
14
,
estab
-
lishes
a
constant
time
delay
.
I
2
T
IN
biases
the
delay
with
a
constant
slope
,
as
shown
in
Figure
15
.
<
D
£
Delays
with
l
2
T
IN
i
~
/
Current
Figure
15
.
Time
-
current
curve
for
short
-
time
delay
with
l
2
T
IN
SETUP
Instantaneous
Pickup
Instantaneous
overcurrent
protection
,
with
trip
unit
display
shown
in
Figure
16
,
causes
an
immediate
breaker
trip
when
the
chosen
current
level
is
reached
.
The
pickup
value
may
be
set
in
the
range
of
1.5
to
15.0
times
X
,
in
steps
of
0.5
X
.
Note
the
differ
-
ence
from
short
-
time
pickup
,
which
is
based
on
a
multiple
of
C
.
The
time
-
current
characteristic
is
shown
in
Figure
17
.
PTIN
STIME
Figure
13
.
Trip
unit
display
for
short
-
time
delay
.
r
-
Y
'
>
14
Courtesy of NationalSwitchgear.com