User manual

Bulletin 140M
Motor Circuit Protectors
1-11
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Rockwell Automation
 Short circuit protection — standard magnetic trip (13…14 x I
e
)
 Short circuit protection for 3 component starters — No motor
overload protection
− separate Bulletin 193-E or 193-T product required for overload
and installation protection
 For Trip Class 10 motor applications
Circuit Breakers 140M, Short-Circuit Protection for Starters
Product Selection
Rated Operational
Current (I
e
)
Switching of 3-Phase AC Motors
AC-2, AC-3 @ 400/415V (50 Hz)
Cat. No.[A] [kW]
I
cu
[kA] I
cs
[kA]
C-Frame
0.16 0.02 100 100

140M-C2N-A16
0.25 0.04 100 100

140M-C2N-A25
0.4 0.09 100 100

140M-C2N-A40
0.63 0.18 100 100

140M-C2N-A63
1 0.25 100 100

140M-C2N-B10
1.6 0.55 100 100

140M-C2N-B16
2.5 0.75 100 100

140M-C2N-B25
D-Frame
2.5 0.75 100 100
140M-D8N-B25
4 1.5 100 100
140M-D8N-B40
6.3 2.2 100 100
140M-D8N-B63
10 4 100 100
140M-D8N-C10
16 7.5 100 50
140M-D8N-C16
25 11 65 25
140M-D8N-C25
32 15 50 25
140M-D8N-C32
F-Frame
25 11 100 50
140M-F8N-C25
32 15 65 50
140M-F8N-C32
45 22 65 50
140M-F8N-C45
 May be ordered in package quantities of 20. Add letter M to the end of the cat. no. (Example: 140M-C2N-A16M).
Accessories see page 1-13
Note: In applications with 140M-C_N, 140M-D_N and 140M-F_N as the short circuit protection device of heavy
duty starting motors, the rated operational current I
e
of the above devices must be over-dimensioned with
following factors:
CLASS 10 = 1.00
CLASS 15 = 1.22
CLASS 20 = 1.42
CLASS 25 = 1.58
CLASS 30 = 1.73
POWER