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7 Connection examples
7.2 Size 2 (16 – 32 A)
7.2.4 Rotation direction reversal with soft stop ramp
130
DS7 Soft starter 09/16 MN03901001Z-EN www.eaton.com
L1
L2
L3
PE
Q1
I > I > I >
Q11
F3
Q21
M
3 ~
Figure 97:
Rotation direction reversal with ramp
Q12
- U
+ U
s
s
(+) U
M1
s
24 V AC/DC, 120/230 V AC
(–) U
s
Q1 = Cable and motor
protection
Q11 = mains contactor FWD
(clockwise rotating field)
Q12 = mains contactor REV
(anticlockwise rotating
field)
F3 = optional semiconductor
fuse for type 2 coordination
in addition to Q1
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