Siemens SIRIUS System Manual

3RW3 semiconductor motor control unit
SIRIUS System Manual
8-38
GWA 4NEB 430 0999-02b
8.5.3 Circuit diagrams
There are two ways to connect up the 3RW3 soft starter:
• Control by button and locking of the ON button via the "ON" auxiliary con-
tact of the 3RW3
• Control by switch
Figure 8-21: Circuit diagrams, 3RW3
L3RW30
Figure 8-22: Circuit diagrams, 3RW30
A1
IN1
K1
A2
N (L-)
L1 (L+)
K1
K1
ON
OFF
A2
A1
1
ON/OFF
N (L-)
L1 (L+)
A1
A2
1
ON
OFF
13 14/23 24
3RW302.
3RW303./3RW304
N (L-)
L1 (L+)
M
3RW30
3RU/3RB10
3RT
3RW30
3RV
I >
3~
M
3~
F1
K1

Siemens SIRIUS Specifications

General

Product brand name	Siemens
Series	SIRIUS
Coil Voltage	24V DC, 110V AC, 230V AC
Switching Capacity	Up to 10A
Mounting Type	DIN rail
Product designation	SIRIUS
Contact Material	Silver alloy
Contact Rating	Varies depending on the specific SIRIUS relay model (e.g., 6 A at 250 V AC, 10 A at 250 V AC)
Switching Voltage	Varies depending on the specific SIRIUS relay model (e.g., 250 V AC, 400 V AC)
Mechanical Life	Up to 10 million operations
Electrical Life	Up to 100, 000 operations
Operating Temperature	-25°C to +55°C
Protection Class	IP20
Size of relay base	Varies depending on the specific SIRIUS relay model