Siemens SIRIUS System Manual

3RA1 fuseless load feeders
SIRIUS System Manual
5-4
GWA 4NEB 430 0999-02b
5.2.1 Mounting systems
The possible types of mounting are as follows:
• On a 35 mm rail in acc. with DIN EN 50 022
• Screw-on attachment by means of the attachment openings integrated in
the rail adapter
• On busbar systems with a busbar center-to-center clearance of 40 mm or
60 mm
The following illustrations show the adapters for rail and busbar mounting:
Rail adapter Busbar adapter
Figure 5-1: Rail adapter/busbar adapter

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