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Siemens Safety Relays-

Siemens Safety Relays-. SIRIUS Safety Relays Product Range. SIRIUS 3TK28 Safety Relays and Contactor Combinations. 3TK282 / 3 Safety Relays. 3TK2821-28 basic devices. 3TK2830 expansion devices. 3TK2834-35 press control devices. 3TK284 Safety Relays and 3TK285 Contactor Combinations.

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Siemens Safety Relays-

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  1. Siemens Safety Relays-

  2. SIRIUS Safety RelaysProduct Range SIRIUS 3TK28 Safety Relays and Contactor Combinations 3TK282 / 3 Safety Relays 3TK2821-28 basic devices 3TK2830 expansion devices 3TK2834-35 press control devices 3TK284 Safety Relays and 3TK285 Contactor Combinations 3TK284 without auxiliary contactors 3TK2840 basic device 3TK2841- 42 standard devices 3TK285 with auxiliary contactors 3TK2850-53 basic device 3TK2856-57 expansion devices 3TK284 Safety Relay 3TK2845 multifunction device 3RA71 Safe Load Feeders

  3. Safety Relay & Contactor Combinations Safety Relays Safety Load Feeders SIRIUS Safety Relays • Four complete product lines ( 0.5 amp to 40 amp) • Safety Relays (electronic) switching up to 2 AMP (3TK284_.) • Safety Relays switching up to 6 AMP (3TK282_.) • Safety Contactor Combinations up to 10 AMP (3TK285_.) • Safe Load Feeders up to 40AMP (3RA7_) • Up to Cat. 4 acc. EN60954-1 • Applicable for all SIGUARD Electro-mechanical products* * Safety Magnet Switches andOptical Safety devices are applicable to the new 3TK2840, 3TK2850 and 3RA7 Safe Load Feeders

  4. Version Optical Safety SIRIUS Safety RelaysApprovals

  5. 2 processorsredundant + diversity Output driver SIRIUS Safety RelaysElectronic Safety Relays / Contactors / Load Feeders The future of safety relays and combinations, „... one can safely say wear-free“ Safety relay with positively-driven contacts 3TK2840, 3TK2850 and 3RA7 series the innovative, cost-effective solution

  6. SIRIUS Safety Relays3TK2840 Series for DC Circuits Features and Benefits: • 22.5mm width unit • Single or double channel • Auto or manual restart configurable • Up to Cat. 4 acc. to EN954 • 2 redundent processors monitor each other dynamically • Excellent electrical endurance • Make and break capacity at 2.0 Amp at 24VDC • Continuous cyclical self test • Option of cascading • Lowest price series • Ideal for sensor inputs and all 24VDC safety circuits 3TK284.

  7. SIRIUS Safety Relays3TK2840 Series for DC Circuits Additional features: • Can be universally used for EMERGENCY OFFand protective door monitoring • Stop Categories 0 or 1 • Light curtains and light grids, safety matsand safety switches (enable switches) • Screw or cage-clamp connections • Extremely compact design - SIRIUS Design • Environmentally-friendly materials • Certified for the global market 3TK284.

  8. SIRIUS Safety Relays3TK284 Electronic Safety Relays Reduction of variants by means of input circuits Light Curtain • The SIGUARD Safety Relays 3TK284.-... • Have a standard 24V input circuit with all of the required functions which makes it possible to have only one device versions. • Advantages: • All of the basic functions in a single device • 1-2 channel sensor control • Autostart, monitored start • Cascading is possible • Terminal labelling in accordance with EN 50042 • Controlling via electronic sensors 1-channel, Autostart, with electronic sensors RF=Feedback circuit 2-channel, Autostart, with electronic sensors

  9. SIRIUS Safety RelaysThe Basic 3TK2841-... Electronic device The required degree of safety in the output circuit is achieved using positively-driven contacts of the external actuators (K1+K2) in the feedback circuit. 24V DC ON L1 L2 L3 A1 Y33 Y34 Y11 Y21 Y22 K1 Y12 EMERGENCY OFF A2 K2 24 14 M E-Stop, Cat. 4 acc. to EN 954-1, two-channel, with feedback circuit

  10. Circuit example ON 24V DC L1 L2 L3 K1 A1 Y11 Y12 Y33 Y34 K1 3TK2840 Y35 Y21 Y22 A2 14 24 K1 M SIRIUS Safety RelaysThe Basic 3TK2840-... Electronic device EMERGENCY OFF, Category 2 acc. to EN954-1, single-channel, with feedback circuit

  11. Circuit example 24V DC L1 L2 L3 K1 K2 A1 Y11 Y12 Y33 Y34 K1 3TK2840 open closed K2 Y35 Y21 Y22 A2 14 24 K1 K2 SIRIUS Safety RelaysThe Basic 3TK2840-... Electronic device M Protective door monitoring, Category 3 acc. to EN954-1, two-channel, with feedback circuit

  12. Functions: • Category 4 acc. to EN954-1 • EMERGENCY OFF • Protective door monitoring • 1-2-channel sensor control • Autostart, monitored start • Controlling - Safety mats - Light Curtains and grids • Can be cascaded • 2 safety outputs 24V DC ON L1 L2 L3 A1 1 Y32 Y34 Y11 K1 Y21 FET Y22 EMERGENCYOFF Y12 3TK2841 K2 A2 14 24 24V load M SIRIUSSafety RelaysThe standard 3TK2841 Electronic device

  13. Functions: • Category 4 acc. to EN954-1 for instantaneous enable circuit • Category 4 acc. to EN954-1 for time-delayed enable circuit (td=0.05-3, 0.5-30 seconds) L1 L2 L3 24V DC Y11 Y12 Y34 ON 1 A1 Y32 POWER RUN RUN T FAIL t 0 30 3TK28421.B40 Y20 Y21 A2 Y22 14 28 EMERGENCY OFF M SIRIUS - The standard 3TK2842 Electronic device with time-delay

  14. SIRIUS 3TK2845 Safety RelaysProduct Range SIRIUS 3TK28 Safety Relays and Contactor Combinations 3TK282 / 3 Safety Relays 3TK2821-28 basic devices 3TK2830 expansion devices 3TK2834-35 press control devices 3TK284 Safety Relays and 3TK285 Contactor Combinations 3TK284 without auxiliary contactors 3TK2840 basic device 3TK2841- 42 standard devices 3TK285 with auxiliary contactors 3TK2850-53 basic device 3TK2856-57 expansion devices 3TK284 Safety Relay 3TK2845 multifunction device 3RA71 Safe Load Feeders

  15. Feedback circuit Key switch ON Protective door EMERGENCY-STOP Release circuits SIRIUS 3TK2845 Safety RelaysApplication Example Category 4

  16. SIRIUS 3TK2845 Safety Relays Highlights -          Possibility of wear-free operation with use of the electronic outputs -          Connection of up to four input channels to one device -          Cascadable, therefore expandable -          Four safe outputs, two of which can - Two with instantaneous stop (stop cat. 0) - Two with time delay up to 300 sec (stop cat. 1) -          Key switch connection for system service operation -          Compact 45 mm enclosure -          Factory-parameterized functions -          Max. category 4 acc. to EN 954-1 and SIL3 acc. to IEC 61508 -          Permanent internal function control -          Long electrical and mechanical service life -          Approved for global market 3TK2845-.BB40 stop cat. 0

  17. SIRIUS 3TK2845 Safety Relays Applications • Function • -          Safety-oriented monitoring and disconnection of machines (e.g. EMERGENCY-STOP, protective door, ...) • -          Safe disconnection of system components by means of key switch (e.g. for service purposes, ...) • Application areas • -          Application with machines working in “isolated operation,” i.e. without connection to a bus system • -          Application with machines requiring two or more protective functions • (e.g. EMERGENCY-STOP and protective door) • -          Application with machines requiring the disconnection of components during running operation • (e.g. for service purposes) • Application fields • -          General processing machines • -          Packing machines • -          Injection molding machines • -          Machine tools • -          Forming technology • -          Laser machines • -          Robot cells • -          Printing and paper machines • -          and others 3TK2845-.BB41/2/4 stop cat. 1

  18. SIRIUS 3TK2845 Safety Relays Technical Description • -          Four sensor inputs • Cascading input / operational switching (automatic start) • Sensor input (monitored start-up) • Sensor input (automatic start-up) • Key switch (automatic start-up) • -          Max. four safe outputs I – IV (stop cat. 0+1) • 2x floating (relay contact) • 2x non-floating (electronic output) • -          Attainment of up to safety category 4 acc. to EN 954-1 and SIL3 in acc. with IEC 61 508 possible • in dependence of external circuitry • -          Electronic signaling output • -          With / without crossover detection • -          1 or 2-channel connection possibility of the sensors • -          Connection of contacted sensors, e.g. • Cable-operated switches • EMERGENCY-STOP • Key switches • Position switches (protective door monitoring) • -          Connection of non-contacted sensors, e.g. • Light grids • Light curtains • Light barriers • Laser scanners • -          Connection of other sensors, e.g. • Connection of safety shut-off mats • Solenoid switch • - Integration into the machine control based on “operational switching”

  19. SIRIUS 3TK2845 Safety Relays Functionality

  20. SIRIUS 3TK2845 Safety Relays Functionality Stop Category 0

  21. SIRIUS 3TK2845 Safety Relays Functionality Stop Category 0 + 1

  22. SIRIUS 3TK2845 Safety Relays Advantages in Comparison previously -          Replaces up to four individual devices  Device purchasing cost savings of up to 45 % -          Fewer different devices, less inventory expenditures  Cost savings of up to 50 % -          No wiring of individual devices  Up to 40 % less wiring expenditures -           Faster replacement in service cases  Improved system availability  Easy mounting / commissioning -          Compact device design  Spares up to 50 % control cabinet space -          No parameterization/programming required now

  23. From 3 to 1 + Positively-driven contacts,redundant structure Safety electronics SIRIUS3TK2850 Electronic Safety Relays with Contactor Relays =

  24. SIRIUS3TK285.Electronic Safety Combinations using Contactor Relays Features: • Fulfills all applicable safety regulations • Certified and accepted in accordance with international and European Standards • Suitable for the highest Category 4 in compliance with EN954-1, or SIL 3 (Safety Integrity Level) in compliance with IEC 61508 The following advantages are obtained by usingelectronic components: • High electrical lifetime by controlling the contactor relays electronically (no wear) • High contact reliability • Fast switch-off times (< 40 ms) • Permanent, cyclic self-test routine

  25. SIRIUS3TK285.Electronic Safety Combinations using Contactor Relays Additional features: • Floating enable circuit/signaling contacts • Switching capability AC-15 6A at 230 V • Switching capability DC-13 10A at 24 V • Operating voltage 24V to 690V • Completely pre-wired and certified safety combination • Lower installation costs, few wiring errors

  26. SIRIUS3TK285. Electronic Safety Combinations using Contactor Relays The "safety pilot" - an overview Electronicenablecontacts Floatingenablecontacts EMERGENCY OFF Signaling contacts Category acc. toEN 954-1 Protective door Monitored start 2 channel 1 channel Autostart Stop Cat. Stop Cat. Type 0 1 0 1 3TK2850basic device 3 3NO 3TK2851basic device 3 2NO 1NC 3TK2852basic device 3 6NO 1NC 3TK2853basic device 1 4 3NO 3TK2856expansion device 1) 1 1NC 6NO 1) 3TK2857expansion device, td 1 3NO 1) Category as for the basic device

  27. SIRIUS3TK285. Electronic Safety Combinations using Contactor Relays The "safety pilot" - an overview Rated controlsupply voltage Rated operating voltage Switching capability Type 24V DC AC-15/230V 115V DC-13/24V 230V 690V AC 24V 230V AC 24V DC 3TK2850basic device 6A 10A 3TK2851basic device 6A 10A 3TK2852basic device 6A 10A 3TK2853basic device 6A 10A 3TK2856expans. dev. 10A 6A 3TK2857expans.dev.,td 6A 10A

  28. Circuit example 24V DC M ON EMERGENCY OFF A1 A2 Y11 Y12 Y21 Y22 Y23 Y32 Y33 Y34 A1 A2 L1 PWR 1 2 3 4 L2 READY FAIL K1 K2 TK28511.B40 L3 Electronic safety combination with auxiliary contactors switch-off elements for: EMERGENCY OFF, 2-channel,monitored start,Cat. 4 Load SIRIUS3TK285.Electronic Safety Combinations using Contactor Relays Advantages The following advantages are obtained by using electronic components: • High electrical lifetime by controlling contactor relays wear-free • High contact reliability • Short switch-off times (< 40ms) • Permanent, cyclic self-test routine • Input for cascading • Floating enable circuit, signaling contacts • Electrical lifetime is increased by using contactor relays which are switched alternating • Additional safety electronic output • Input for operational switching (PLC connection)

  29. L/+ ON A1 13 23 33 Y33 Y34 Y11 Y21 Y22 Y12 K1 EMERGENCY OFF 3TK2850 K2 A2 14 24 34 N/- SIRIUS3TK285.Electronic Safety Combinations using Contactor Relays

  30. 24V DC ON PLC 13 23 33 A1 Y32 Y33 Y34 1 3 4 Y11 Y21 Y22 Y12 K1 EMERGENCY OFF 3TK2853 K2 A2 Safety electronic output 14 24 34 2 - Enable circuit Signaling circuit 3TK2851-... 2NO 1NC 3TK2852-... 6NO 1NC SIRIUS3TK285.Electronic Safety Combinations using Contactor Relays

  31. Circuit example Protective door 24V DC M ON EMERG.OFF A1 A2 Y11 Y12 Y20 Y21 Y22 Y32 Y33 Y34 A1 A2 A1 A2 Y11 Y12 Y20 Y21 Y22 Y32 Y33 Y34 A1 A2 1 2 3 4 1 2 3 4 PWR FAIL READY PWR FAIL READY K1 K2 K1 K2 R S T Load SIRIUS3TK285. Electronic Safety Combinations using Contactor Relays Cascading EMERGENCY OFF and monitored start, protective door monitoring,two-channel, Cat. 4

  32. SIRIUS3RA7. Safety Load Feeders Features: • Suitable for the highest Category 4 acc. to EN 954-1,and SIL 3 (Safety Integrity Level) acc. to IEC 61508 • Up to 7.5kW for 3-phase, 4 pole induction motors for 400VAC • Sizes S0, S00 • Type of coordination 2 (also complies with type 1) • Stop Categories 0 or 1 • Available in 24VDC and 230 VAC power supply • Extremely compact design - SIRIUS Design • Permanent, cyclic self-test routine • No wear, as it switches electronically, therefore longer lifetime • No contact failures at low current/voltages • High switching frequency • Low switch-off times ( 20ms) • Short-circuit proof and Vibration-free

  33. New Literature Banta order # GCBR-06000-1203

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