Siemens SIRIUS System Manual

3RU11, 3RB10, and 3RB12 overload relays
SIRIUS System Manual
4-32
GWA 4NEB 430 0999-02b
Connection example
3RU11
Figure 4-27: Connection example for the 3RU11
In the case of single-pole loads, the 3 main conducting paths must be con-
nected in series.
Warning
In the case of an automatic reset and maintained-contact operation, the
motor restarts automatically.
Connection example
3RB10
Figure 4-28: Connection example for the 3RU10
1
2
3
4
5
6
K1
1
2
3
4
5
6
F2
F1
M1
L1 L2 L3
UVW
M
3~
NNL1
A2
A1
STOP
95
96
97
98
S1
S2
E1 E2
Remote reset
Test Reset
0.2 to 4 sec.
F3
1
2
3
4
5
6
K1
1
2
3
4
5
6
F2
F1
M1
L1 L2 L3
UVW
M
3~
NNL1
A2
A1
STOP
95
96
97
98
S1
S2
E1 E2
Remote reset
Tes t Res et
0.2 to 4 sec.
A2
13
14
14/22
F3

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