Wiring for reversing duty:
I >> I >> I >>
77
7
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3(
0
8
9
:
0
4
4
4
4
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$
$
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$4,
$48
$4
7
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12
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F1 Fuse
S1 Switch: Motor On / O CW
S2 Switch: Motor On / O CCW
S3 Pushbutton: Reset
Q1 Motor starter protector
Q11 3RW55 soft starter
Q21 Reversing switching element - right
Q22 Reversing switching element - left
M1 Motor
PE Protective conductor
A.3.8 3RW55 soft starter for serial starting with 3 parameter sets
Requirements
• 3RW55 soft starter
• Parameterization required
Example circuits
A.3 Special applications
SIRIUS 3RW55 and 3RW55 Failsafe Soft Starters
Equipment Manual, 02/2022, A5E35630887002A/RS-AF/006 323
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