GE AKR-30 Series Maintenance Manual page 141

•
Adjustable Current Setti ng
•
Adj Long-Time Pickup
•
LONG Adj Long-Time Delay
•
TIME
•
Remote Long-Time Timing Light
•
Adj Short-Time Pickup
•
SHORT
•
TIME Short-Time 12t Switch <D
•
I NSTANT A-
•
NEOUS Adj High Range I nstantaneous
•
Adj Ground Fault Pickup
GROUND - 1 PH, 2W-3PH, 3/4-W
-Ground Ret!Jrr:J.
FAULT
•
Adj Ground Fault Delay
•
Trip I ndication Targets
-Overload & Short Circuit
OTH ER -local only
FUNCTIONS
-local and remote
-0/L, SIC and Ground Fault
-local only(2)
-local and remote
•
Zone Selective I nterlock
-Ground FaultC3>
-Short Time<D
1 Short-Time Delay is required
2 Standard when Ground Fault specified
3 Ground Fault required
TABLE 1 2 M I C ROVERSATRIP™ TRIP C H ARACTERI ST I C S
(X)
Fixed
Maximum Sensors
Frame Sensor
Rating
Size (Amps)
1 00, 1 50 ,
AKR-30 800 225, 300,
400, 600,
800
300, 400,
AKR-50 1 600
600, 800
1 200, 1 600
800, 1 200,
AKRT-50 2000 1 600, 2000 1 600, 2000
1 200, 1 600, 1 200, 1 600
AKR-75 3200
2000, 3200 2000, 3200
1 600, 2000, 1 600, 2000
AKR-100 4000
3000, 4000 3000, 4000
1
Time delay shown at 600% of ampere setting at lower limit of each bafld.
1 0%
2 Time delay shown at lower limit of each band.
All pickup tolerances are
±
Ground Fault pickup not to exceed 1 200 amperes.
TAB L E 1 1 TRIP FU NCTIONS AVAILABL E
BASIC FUNCTIONS
STD.-or-5-or-H-or-M
X X
X X
X X
X X
X
X
X X
Current
Setting
(Multiple Pickup
(X)
Tapped of Sensor (Multiple
Sensors
Current of Current
Rating) Rating)
(C)
(X)
100, 1 50,
225, 300 .8, .9,
.5, .6, .7,
or .8, .85, .9, 1 .0, 1 . 1
(C)
300, 400 .95, 1 .0
600, 800
(X)
300, 400,
600, 800
" "
or
600, 800
1 200, 1 600
800, 1 200
" ..
.. ..
.. . .
ADD TO BASIC FUNCTIONS
L T G-or-GR
X X
X
X
X X
X X
X
X X
X
X
X
X
X
X
Short-time
Pickup
Delay (Multiple Delay
<D ®
of Current
(Seconds) Rating) (Seconds)
(C)
2.5, 5, 1 .5, 2, 2.5, 0. 1 0,
1 0 , 21 3, 4, 5, 7, 0.22,
9 ( C )
0.36
" " "
.. ..
"
. . .. . .
.. .. . .
Z1 -or-Z2-or-Z
A 1 -or-A2-or-A3-or-A
X
X
X
X
X
X
X
Adjustable
Instantaneous Pickup
Pickup Short-time (Multiple
(Multiple of Sensor
l't
<D
of Sensor Current
Rating) (Seconds) Rating)
(X)
1 .5, 2, 2.5, .2, .25, .3,
3 , 4, 6, 8, 0.4 .35, .4, .45,
.5, .6 (X)
10 (X)
..
"
.. ..
.2, .22, .24,
. . ..
.26, .28, .30,
.34, .37 (X)
1 .5, 2 , 2.5, 3 , .2, .22, .24,
. .
4, 5 , 7, 9 (X) .26, .28, .3 (X)
X
X X
Ground Fault
Delay
®
(Seconds)
(X)
0.10, 0.22,
0.36
. .
. .
. .
..
C
=
current setting
=
sensor current
X
6 1