CURRENT IN MULTIPLES OF RATING PLUG AMPERES
.5 .6 .7 .8 .9 1
2
3
4
5
6 7 8 9 10
20
30
40
1
2
3
4
5
6 7 8 9 10
20
30
40
CURRENT LIMITING PERFORMANCE AT HIGH S/C VALUES
0.1
600
600
0.022 seconds at 8,727 A
0.025 seconds at 8,727 A
500
500
0.018 seconds at 200,000 A
400
400
300
300
0.01
200
100
90
80
70
1000
10000
100000
Current in Amps
Applies at < 480 Vac. >480 Vac Curve Extends to Application at 0.025 Seconds
40 Amperes
200
50 Amperes
100
90
80
70
45 Amperes
50
50
40
40
MIN
30
20
35 Amperes
MIN
2
20
2
3
10
9
8
7
30
3
10
9
8
7
4
4
6
6
5
5
5
5
4
4
3
3
6
6
2
2
MAX
MAX
K215-167C
TIME IN SECONDS
60
60
TIME IN SECONDS
1000
900
800
700
1
.9
.8
.7
MIN
MIN
.6
.5
1
.5
2
2
.4
.9
.8
.7
.6
.3
.4
3
.3
3
.2
.2
4
.1
.09
.08
.07
4
5
5
6
6
.06
.1
.09
.08
.07
.06
.05
.05
MAX
.04
MAX
.04
.03
.03
NOTE 2
APPLIES
.02
NOTE 2
APPLIES
.02
.01
.01
.5 .6 .7 .8 .9 1
2
3
4
5
6 7 8 9 10
20
30
40
1
2
3
4
5
6 7 8 9 10
20
30
40
CURRENT IN MULTIPLES OF RATING PLUG AMPERES
GE
Industrial Solutions
Current Ratings
Frame
Amperes
60
Rating Plug
Amperes
35, 40, 45, 50
Voltage Ratings
2-pole—480 Vac max.
3-pole—600 Vac max.
02.15
Molded Case Circuit Breakers
Type SE with Spectra RMS®
Solid-state Trip
Long-time Delay and Instantaneous
with Tracking Short-time Delay
Time-current Curves
Curves apply at 50 to 400 Hertz
and from -20°C to 70°C breaker ambient
K215-167C
Adjustments
Long-time delay; not adjustable.
Instantaneous pick-up settings in multiples of rating plug
rating: MIN, 2, 3, 4, 5, 6, MAX
Note 1: Operation above 60 Hertz and 50°C play require
thermal and interrupting derating of the circuit breaker.
Refer to Selection and Application manual.
Note 2: Current limiting range, please refer to inset curve.
K215-167C
1000
900
800
700