Rockwell Automation 150 SMC-Flex User Manual - Manual (Page 20)

1-12 Product Overview
Figure 1.13 Overload Trip Curves
Figure 1.14 Restart Trip Curves after Auto Reset
Approximate trip time for 3-phase balanced
condition from cold start. Approximate trip time for 3-phase balanced
condition from cold start.
Class 10 Class 15 Class 20 Class 30
Multiples of FLC Multiples of FLC Multiples of FLC Multiples of FLC
A
p
p
ro
x
im
a
te T
rip
T
im
e
(s
eco
n
d
s
)
A
p
p
ro
x
im
a
te T
rip
T
im
e
(s
eco
n
d
s
)
A
p
p
ro
x
im
a
te T
rip
T
im
e
(s
eco
n
d
s
)
A
p
p
ro
x
im
a
te T
rip
T
im
e
(s
eco
n
d
s
)
1.0
10 .0
10 0.0
10 00.0
10 000.0
1 10 2 3 9 8 7 6 5 4
0.1
1.0
10 .0
10 0.0
10 00.0
1 10 2 3 9 8 7 6 5 4
1.0
10 .0
10 0.0
10 00.0
10 000.0
1 10 2 3 9 8 7 6 5 4
1.0
10 .0
10 0.0
10 00.0
10 000.0
1 10 2 3 9 8 7 6 5 4
Approximate trip time for 3-phase balanced
condition from cold start. Approximate trip time for 3-phase balanced
condition from hot start.
1000% 100%
0
1
10
100
1000
100000
Percent Full Load Current Setting
S
e
c
o
nds
Class 10
Class 15
Class 20
Class 30
Auto Reset Times:
Class 10 = 90s
Class 15 = 135s
Class 20 = 180s
Class 30 = 270s