Siemens SIMOCODE pro System Manual page 155

Circuit diagram of a reversing starter control circuit
The following schematic shows the circuit diagram of the control circuit with
a local control station for the commands:
• LEFT
• OFF
• RIGHT.
Displays, messages, etc. have not been taken into account.
Standard reversing starter
L1/L+
S1
S0
Q2
Q1
N/L–
S0: "LEFT" button
S1: "OFF" button
S2: "RIGHT" button
Fig. 2-2: Circuit diagram of a reversing starter control circuit
The necessary interlocks and connections are carried out in the basic unit
via software.
SIMOCODE pro
GWA 4NEB 631 6050-22 DS 03
Short instructions for configuring a reversing starter
Necessary interlocks
and connections
Q1 S2 Q2
Q1
Q2
Q1: Contactor clockwise rotation
Q2: Contactor counterclockwise rotation
Reversing starter with SIMOCODE pro
L1/L+
F11
S2
S0 S1
A2 A1
IN1 IN2
Basic unit (BU)
OUT1 OUT2
Q1 Q2
N/L–
IN3 24 V
1
2-5