SIRIUS electrical components for the railway industry

• Spring-loaded or screw-type connection system on the terminals (also ring cable lug connection on request)
• For screw and snap-on mounting on DIN rail
• Short-circuit breaking capacity up to 100 kA
• Trip class 10 (sizes S00-S3)
• Integrated motor protection up to 100 A at +70 °C
• Comprehensive accessories / infeed systems

Rated current:

• Up to +60 ℃ 100 %
• Up to +70 ℃ 87 %

Mechanical service life:

• 250 to 500 switching cycles

• Spring-loaded or screw-type connection system on the terminals (also ring cable lug connection on request)
• Coil with suppressor diode or varistor circuit
• For screw and snap-on mounting on DIN rail
• Extended operating range: 0.7 – 1.25 × Us
• Communication via IO-Link for stationary applications

Mounting:

• Electronic coil: clearance up to ambient temperatures of 70 °C is not required

Contacts:

• Electronic coil: auxiliary switches expandable in the same way as standard contactors

• Screw-type connection system via busbar connection or box terminal
• Optional control via a separate control signal input of 24 to 110 V DC (operating range from 0.7 to 1.25 × Us)
• Can be used at ambient temperatures up to 70 °C

Contacts:

• Two NO contacts and two NC contacts as standard
• Auxiliary switches expandable in the same way as standard contactors

• Solid-state switching devices for the switching of 1- and 3-phase resistive and 3-phase motor loads
• Spring-loaded, screw-type and ring cable lug connection system
• Extremely durable, low-maintenance, rugged, and reliable thanks to long switching service life
• Wear- and noise-free switching, also for noise-sensitive areas
• Expandable functionality through plug-on function modules
• Vibration resistance in accordance with DIN EN 61373 Category 1, Class B

• 3TC44 for screw and snap-on mounting on DIN rail
• 3TC48 to 3TC78 for screw mounting
• Solenoid coil fitted with varistor
• Extended operating range: 0.7 – 1.25 × Us
• Contactors for switching DC voltages up to 1500 V

Version with series resistor:

• Mounting: clearance up to ambient temperatures of 70 °C is not required
• Mounting: with size 2 (3TC44) a clearance of 10 mm is required
• Contacts: auxiliary switches not expandable; two NO contacts and one NC contact as standard

• Spring-loaded and screw-type connection system on all terminals (also ring cable lug connection on request)
• Coil with suppressor diode or varistor circuit
• For screw and snap-on mounting on DIN rail
• Extended operating range: 0.7 to 1.25 × Us
• Electronic coil with very low switch-on and holding power

With electronic coil:

• Ambient temperature up to 70 °C
• Mounting without clearance
• A 4-pole auxiliary switch block can be mounted

Standard coil (coupling contactors):

• Ambient temperature > 60 °C
• Mounting with a clearance of 10 mm
• It is not possible to mount an auxiliary switch block

• Screw-type connection system
• Solenoid coil fitted with varistor
• For screw and snap-on mounting on DIN rail
• Extended operating range: 0.7 – 1.25 × Us
• Electronic coil with very low switch-on and holding power

With electronic coil:

• Ambient temperature up to 70 °C
• Mounting without clearance
• A 4-pole auxiliary switch block can be mounted

• Screw-type connection system
• Solenoid coil fitted with varistor
• For screw and snap-on mounting on DIN rail
• Extended operating range: 0.7 – 1.25 × Us
• The contacts are not expandable

Mounting:

• At ambient temperatures between 55 °C and 70 °C a clearance of 10 mm is required for side-by-side mounting

Modern design and flexible concept

• 4 design lines in plastic, shiny metal, and matte metal in 22 / 30 mm
• Actuators, holders, contact module and LED modules can be ordered individually and combined freely

Broad product range

• State-of-the-art functions, such as ID key-operated switches on RFID basis
• Customized variants, e.g. special tumbler arrangements, labeling, pre-assembled enclosures

Communication

• Communication-enabled due to optional connection to AS-Interface, IO-Link or PROFINET

Ruggedness

• Degree of protection IP69K is our standard

• Monitoring relays for electrical parameters, thermistor motor protection, temperature, filling level, speed
• All versions with removable terminals, featuring either spring-loaded or screw-type connection system
• Applicability in all networks thanks to wide voltage range
• Variable adjustability
• 3-phase current monitoring integrated in the main circuit
• Communication via IO-Link for stationary applications

• SIRIUS 3RQ2 coupling relays in robust industrial housing (22.5 mm width) and 3RQ3 coupling relays in slim design (6.2 mm)
• Coupling technology with power, plug-in and coupling relays in accordance with the railway standard
• Coupling links with two-tier design and connections on two levels
• Versions with removable terminals, featuring either spring-loaded or screw-type connection system
• Versions with very slim design of only 6.2 mm (3RQ3)
• Versions with up to 3 changeover contacts in width of only 22.5 mm (3RQ2), also available with hard gold-plated contacts for switching of small currents
• Low power consumption
• Applicability in all networks thanks to wide voltage range
• Version with solid-state compatible outputs (hard gold-plating)

• Electronic timing relays (multifunction) with up to 15 time ranges
• Electronic timing relays with two changeover contacts and positively-driven relay contacts
• Individual or selectable time ranges
• Switch position and voltage indication via LED
• With removable terminals, featuring either spring-loaded or screw-type connection system
• For screw and snap-on mounting on DIN rail

Electronic timing relays with positively-driven relay contacts:

• 2 changeover contacts
• Vibration resistance in accordance with DIN EN 61373 Category 1, Class B
• Interference immunity in accordance with EN 50121-3-2

• Suitable for all safety applications up to SIL 3 / PL e
• Modular hardware configuration
• Simple commissioning using DIP switches and software parameter assignment
• Simple selection thanks to a small number of multifunctional devices
• SIRIUS safety relays can be integrated into systems simply and independently of the automation solution
• More functionality and flexibility through freely configurable safety logic
• Vibration resistance in accordance with DIN EN 61373 Category 1, Class B
• Interference immunity in accordance with EN 50121-3-2 Table 1

• Modular device design with easy plug-in connection system
• Four different enclosure versions in plastic and metal
• Optional LED display for all enclosures
• Positive opening of NC contacts
• Area of application up to SIL 3 in accordance with IEC 62061
• High contact reliability, also with 5 V DC / 1 mA
• Safety position switches with separate actuator with / without tumbler
• High degree of protection up to IP66 / IP67
• Extended temperature range: –40 °C to +85 °C
• Versions with increased corrosion protection

Gessmann industrial controllers & consoles are extremely robust, durable and perfectly round off the Siemens Railway portfolio.

The Gessmann human-machine interfaces for cranes, construction machines, ships or trains are available in a wide range of designs to meet the requirements of any industry.

Engineered & made in Germany.

Convince yourself!