GE AKD-10 Application Manual page 21

Time current tripping characteristics
MULTIPLES OF CURRENT SETTING (C)
.5 .6 .7 .8 .9 1 2 3 4
1000
900
800
700
600
500
Long-Time
Delay Bands
400
300
200
100
90
80
70
4
60
50
40
3
30
20
1.5
2
2.5
10
9
8
2.0 1
Short
7
Time
6
5
3.5
4
I 2 t In
3.0
3
4.5
2
I 2 t Out
4
1
.9
.8
.7
.6
.5
.4
.3
.2
.1
.09
.08
.07
.06
.05
.04
.03
.02
.01
.5 .6 .7 .8 .9 1 2 3 4
MULTIPLES OF CURRENT SETTING (C)
GE Consumer & Industrial -
Electrical Distribution
Available Ratings (Amperes)
Breaker Current
Sensor
Type Model Frame (S) = CT
150
WP08 800 400
800 300*, 400, 450*, 500, 600, 700, 800
800 300*, 400, 450*, 500, 600, 700, 800
WP16 1600
LVPCB 1600 600*, 800, 1000, 1100*, 1200, 1600
WP20 2000 2000 750*, 800*, 1000, 1200, 1500*, 1600, 2000
WP32 3200 3200
WP40 4000 4000 1600, 2000, 2500, 3000, 3600*, 4000
WP50* 5000 5000
* Not available for Power+™
Voltage Rating: 600 Vac, nominal
05.07
20
5 6 7 8 9 10 20 30 40 50 60 70 80 90
Maximum Total
Clearing Time
Minimum Total
Clearing Time
6.0
7.5 9.0
5.5
7.0
8.5
5.0
6.5
8.0
Max (3)
Application
Int (2)
Determines
End of Curve
Min (1)
5 6 7 8 9 10 20 30 40 50 60 70 80 90
Low-Voltage Power Circuit Breakers
TM
Type WavePro
Enhanced MicroVersaTrip Plus
MicroVersaTrip PM
Rating Plug (X) = I
n
60*, 80, 100, 125, 150
TM
or Power+ Digital RMS Trip Units
150*, 200, 225, 250, 300, 400
Long-Time Delay, Short-Time Delay,
and Instantaneous Time-Current Curves
1200, 1600, 2400, 3200
Curves apply at 50 to 60 Hertz and
3200, 4000, 5000
from -20°C to 55°C Breaker ambient.
-20°C to 70°C trip unit ambient.
Settings Glossary
S or CT = Current Sensor Rating in amps
C or LT = Current Setting in amps
n
X or I = Rating Plug Rating in amps
1000
900
800
700
600
500
400
300
200
100
90
80
70
60
50
40
30
MVT Instantaneous Pickup Settings in Multiples of Rating Plug Amps (X)
20
Pickup Settings on MVT Trip Units without Short-Time Function:
For (S) = 150 to 3200 A: 1.5 to 10 in increments of 0.5
For (S) = 4000 A: 1.5 to 9 in increments of 0.5
For (S) = 5000 A: 1.5 to 7 in increments of 0.5
10
Pickup Settings on MVT Trip Units with Short-Time Function:
9
8 For (S) = 150 to 2000 A: 1.5 to 15 in increments of 0.5
7 For (S) = 3200 A: 1.5 to 13 in increments of 0.5
For (S) = 4000 A: 1.5 to 9 in increments of 0.5
6
For (S) = 5000 A: 1.5 to 7 in increments of 0.5
5
4 4
3 3
Power+ Instantaneous Pickup Settings in Multiples of Rating Plug Amps (X)
2 2 Pickup Settings on Power+ Trip Units without Short-Time Function
For (S) = 800 to 3200 A: 1.5, 2, 3, 5, 7, 9, 10
For (S) = 4000 A: 1.5, 2, 3, 5, 7, 9
Pickup Settings on Power+ Trip Units with Short-Time Function
For (S) = 800 to 2000 A: 1.5, 2, 3, 5, 7, 9, 10, 13, 15
1 1
For (S) = 3200 A: 1.5, 2, 3, 5, 7, 9, 10, 13
.9 .9
For (S) = 4000 A: 1.5, 2, 3, 5, 7, 9
.8 .8
.7 .7
.6 .6
.5 .5
.4
.4
.3 .3
.2 .2
.1 .1
.09 .09
.08 .08
.07 .07
.06 .06
.05 .05
.04
.04
.03 .03
.02 .02
.01 .01
.5 .6 .7 .8 .9 1 2 3
MULTIPLES OF INSTANTANEOUS PICKUP SETTING
DES-001B
with
MicroVersaTrip Plus & PM Adjustments
Long-Time Function:
TM ,
• Current settings (C): 0.5 to 1.1 in 0.05 increments
and are multiples of the rating plug amps (X).
TM
(Series RMS-9D),
Delay bands: 1, 2, 3, and 4
Short-Time Function
• Pickup settings: 1.5 to 9.0 in 0.5 increments
and are multiples of the current setting (C).
Delay bands (I
Instantaneous Function:
• See table and curve above.
Power+ Adjustments
Long-Time Function:
• Current settings (C): 0.5, .6, .7, .8, .9, .95, 1, 1.1
and are multiples of the rating plug amps (X).
Delay bands: 1, 2, 3, and 4
Short-Time Function
• Pickup setting: 1.5, 2, 2.5, 3, 4, 5, 7, 9 and are
multiples of the current setting (C).
Delay bands (I
Instantaneous Function:
• See table and curve above.
4
3
2
1
.9
.8
.7
.6
.5
.4
.3
.2
.1
.09
.08
.07
.06
.05
.04
Application
Determines
End of Curve
.03
.02
.01
4 5 6 7 8 9 10 20 30
2
t In & Out): 1 = Min, 2 = Int, 3 = Max
2
t In & Out): 1 = Min, 2 = Int, 3 = Max