Siemens SIRIUS System Manual

3RT1/3RH1 contactors
SIRIUS System Manual
3-46
GWA 4NEB 430 0999-02b
The following table shows you the components of the kits for the star-delta
combinations in frame sizes S0 to S3 and explains how to put it together:
Table 3-21: Assembly of the star-delta combinations in frame sizes S0 to S3
Drawing: frame size S0 Step Procedure
Attach the wiring modules
and the star-point link in
order to connect the main
conducting paths and to
interlock the combination
electrically.
Drawing: frame size S2 (S3) Step Procedure
1/2
Place the star-point link on
the star contactor
(1)
.
Tighten the main connec-
tions
(2)
.
3
Place the wiring module on
the contactor undersides
(3)
to connect the main conduc-
ting paths.
Drawing: frame sizes S3-S3-S2 Step Procedure
1
Attach the star-point link to
the star contactor
(1)
.
2
Attach the wiring module to
the contactor undersides
(2)
to connect the main conduc-
ting paths.
¿
À
1
2
3
À
2
1

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