MULTIPLES OF CURRENT SENSOR TAP (X)
.4
.6
.8
.1
1
.1
.2
.4
.6
.8
.2
.4
.6
.8
1
.1
1
.2
.4
.6
.8
1
1000
900
800
700
1000
900
800
700
600
600
500
500
400
400
300
300
200
200
100
90
80
70
50
Ground Fault
Pickup Points
AKR-75
100
90
80
70
60
Ground Fault
Pickup Points
AK-100
AKR-100
50
30
20
20
.2X
10
9
8
7
.25X
.22X
.25X
.3X
6
.27X
.35X
5
4
.3X
.37X
.35X
.4X
4
.6X
.5X
5
.2X
.25X
.3X
.4X
6
.22X
.22X
.3X
10
9
8
7
.18X
30
.2X
40
.2X
40
.25X
TIME IN SECONDS
60
GES-6035B
Ground Fault
Pickup Points
AK-75
Ground Fault
Pickup Points
AKT-50
AKRT-50
3
3
2
2
1
.9
.8
.7
.6
.9
.8
.7
.6
.5
.5
.4
1
.4
Maximum
.3
.3
.2
Intermediate
.2
Ground Fault
Delay Bands
Minimum
.1
.09
.08
.07
.06
.1
.09
.08
.07
.06
.05
.05
.04
.04
.03
.03
.02
.02
.01
.01
.1
.2
.4
.6
.8
.1
1
.1
.2
.4
.6
.8
.2
.4
.6
.8
1
.1
1
.2
.4
.6
MULTIPLES OF CURRENT SENSOR TAP (X)
GE Consumer & Industrial Electrical Distribution
Current Sensor Taps (Amperes)
AKT/AKRT-50
800, 1200, 1600, 2000
AK-75
1200, 1600, 2000, 3000
AKR-75
1200, 1600, 2000, 3200
AK/AKR-100
1600, 2000, 3000, 4000
Low-Voltage Power Circuit Breakers
Type AK/AKR
SST™ Solid-state Overcurrent Trip Device
Ground Trip Time-current Curves
Curves apply at 50/60 Hertz.
From -20ºC to 70ºC Programmer Ambient.
GES-6035B
Programmer Set Points
Ground Fault Pickup:
AK/AKRT-50
AKR-75
AKRT-75
AK/AKR-100
.2x, .25x, .3x, .4x, .5x, & 6x
.2x, .22x, .25x, .3x, .35x, & 4x
.2x, .22x, .25x, .3x, .35x, & .37x
.18x, .2x, .22x, .25x, .27x, & .3x
Where X = Sensor tap setting
Ground Fault Delay Bands:
Maximum, Intermediate & Minimum
10.84 1M
TIME IN SECONDS
.2
.8
1
GES-6035B
.1