GE MicroVersaTrip Plus - Page 23

Micro
Versa
Trip
®
Plus
and
Micro
Versa
Trip
®
PM
Trip
Units
Chapter
2
.
Setup
Mode
V
:
)
SETUP
settings
are
listed
in
Table
10
as
multiples
of
S
,
the
current
sensor
rating
,
in
steps
of
0.01
S
.
The
maxi
-
mum
value
is
limited
to
1200
A
.
Figure
19
illustrates
the
time
-
current
curve
for
ground
-
fault
pickup
.
X
INST
SETUP
SO
PICKUP
s
Figure
16
.
Trip
unit
display
for
instantaneous
pickup
.
GF
PICKUP
Figure
18
.
Trip
unit
display
for
ground
-
fault
pickup
.
CD
£
F
Sensor
,
A
Set
Points
Instantaneous
Pickup
Setting
150
-
2000
0.20
to
0.60
2500
-
3000
0.20
to
0.37
4000
0.20
to
0.30
Current
Figure
17
.
Instantaneous
overcurrent
protection
setpoint
.
\
Table
10
.
Ground
-
fault
pickup
settings
,
as
a
function
of
sensor
rating
.
•
>
•
If
a
3000
A
,
3200
A
,
or
4000
A
sensor
is
installed
in
the
breaker
,
instantaneous
pickup
is
automatically
limited
to
13.0
,
10.0
,
or
9.0
X
,
respectively
.
On
trip
units
with
the
user
-
selectable
switch
-
able
instantaneous
overcurrent
and
ground
-
fault
option
,
an
additional
value
of
OFF
appears
at
the
end
of
the
listing
of
numerical
values
.
Choose
this
setting
to
disable
instan
-
taneous
protecdon
.
i
!
Ground
-
Fault
Pickup
Settings
CD
E
F
High
-
Range
Instantaneous
Overcurrent
Protection
High
-
range
instantaneous
overcurrent
protection
has
a
fixed
trip
setting
equal
to
the
breaker
frame
’
s
short
-
time
withstand
rating
,
with
pickup
tolerance
+
0
%
,
-
20
%
.
When
this
option
is
installed
,
skip
pro
-
gramming
of
instantaneous
pickup
and
go
on
to
the
next
function
by
pressing
SELECT
.
Current
Figure
19
.
Time
-
current
curve
for
ground
-
fault
pickup
.
!
i
Ground
-
Fault
Pickup
The
trip
unit
display
for
ground
-
fault
pickup
is
shown
in
Figure
18
.
This
function
sets
the
pickup
current
for
ground
-
fault
protection
.
The
available
•
•
•
H
15
Courtesy of NationalSwitchgear.com