Siemens SIRIUS System Manual

3RT1/3RH1 contactors
SIRIUS System Manual
GWA 4NEB 430 0999-02b
3-45
Kits
The following table shows you the components of the kit for the star-delta
combination in frame size S00 and explains how to put it together:
Table 3-20: Assembly of the star-delta combination in frame size S00
Drawing: frame size S00 Step Procedure
1/2/3
Mount the mechanical inter-
locks between the K2 star con-
tactor and the K3 delta contac-
tor
(1, 2)
.
4/5
Press the two connecting clips
from above and below onto the
two contactors
(3)
.
Make sure the clips are on the
correct side.
6/7
Break the upper link module off
at the notches
(6)
, and attach
the wiring modules
(7)
to con-
nect the main conducting paths
(between line contactor K1 and
delta contactor (K3) and at the
same time to interlock the com-
bination electrically (K3-K2).
8/9
Wire A2
(8)
, and tighten the
terminal screws
(9)
.
5
1
3
2
4
9
7
7
7
8
6

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