Siemens SIRIUS System Manual

3RV1 circuit breakers
SIRIUS System Manual
GWA 4NEB 430 0999-02b
2-39
Mounting circuit
breakers on a busbar
system
The following illustrations show you how to mount circuit breakers in frame
sizes S2 and S3 onto a busbar adapter:
Figure 2-26: Mounting circuit breakers on busbar adapters (frame sizes S2 and S3)
S2
8US1.61-5FP08
1
8US1111-4SM00
6 to 9 Nm
2
3
4
8
5
7
6
S3
(3x)

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