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Item code: 3RA2816-0EW20
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Rơ le an toàn SIEMENS 3SK1121-2AB40. product brand name: SIRIUS; product category: Safety relays; product designation: safety relays.
Item code
3SK1121-2AB40
Unit
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Supply status
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No online payment is required. TESFA will verify the item code, quantity, supply conditions and respond with a quotation using your contact details.
For MRO items, verifying the correct code matters more than selecting by image. TESFA checks the key technical points before confirming a quotation.
| Attribute | Product specification |
|---|---|
| Mã sản phẩm | 3SK1121-2AB40 |
| Tên gọi chính hãng | SIRIUS safety relay Basic unit Advanced series Relay enabling circuits 3 NO contacts plus Relay signaling circuit 1 NC contact Us = 24 V DC Spring-type terminal (push-in) |
| product brand name | SIRIUS |
| product category | Safety relays |
| product designation | safety relays |
| design of the product | Relay enabling circuits |
| product type designation | 3SK1 |
| product line | Advanced basic unit |
| Product Function / product function parameterizable | sensor floating / sensor non-floating, monitored start-up / automatic start, 1- channel / 2-channel sensor connection, cross-circuit detection, startup testing, antivalent sensors, 2-hand switches |
| Product Function / product function / automatic start | Yes |
| Product Function / product function / light barrier monitoring | Yes |
| Product Function / product function / protective door monitoring | Yes |
| Product Function / product function / magnetically operated switch monitoring NC-NO | Yes |
| Product Function / product function / magnetically operated switch monitoring NC-NC | Yes |
| Product Function / product function / laser scanner monitoring | Yes |
| Product Function / product function / light array monitoring | Yes |
| Product Function / product function / EMERGENCY OFF function | Yes |
| Product Function / product function / monitored start-up | Yes |
| Product Function / product function / pressure-sensitive mat monitoring | No |
| Product Function / product feature cross-circuit-proof | Yes |
| Product Function / suitability for interaction press control | Yes |
| Product Function / suitability for operation device connector 3ZY12 | Yes |
| Product Function / suitability for use / monitoring of floating sensors | Yes |
| Product Function / suitability for use / monitoring of non-floating sensors | Yes |
| Product Function / suitability for use / position switch monitoring | Yes |
| Product Function / suitability for use / EMERGENCY-OFF circuit monitoring | Yes |
| Product Function / suitability for use / opto-electronic protection device monitoring | Yes |
| Product Function / suitability for use / magnetically operated switch monitoring | Yes |
| Product Function / suitability for use / safety-related circuits | Yes |
| General technical data / product feature protective coating on printed-circuit board | No |
| General technical data / power loss [W] maximum | 2 W |
| General technical data / insulation voltage rated value | 300 V |
| General technical data / degree of pollution | 3 |
| General technical data / overvoltage category | 3 |
| General technical data / surge voltage resistance rated value | 4 000 V |
| protection class IP of the enclosure | IP20 |
| shock resistance | 10 g / 11 ms |
| vibration resistance according to IEC 60068-2-6 | 5 ... 500 Hz: 0.75 mm |
| operating frequency maximum | 360 1/h |
| reference code according to IEC 81346-2 | F |
| Substance Prohibitance (day/month/year) | 11/05/2012 |
| SVHC substance name | Lead CAS-No. 7439-92-1 Lead monoxide (lead oxide) CAS-No. 1317-36-8 2-methyl-1-(4-methylthiophenyl)-2-morpholinopropan-1-one CAS-No. 71868- 10-5 Melamine CAS-No. 108-78-1 6,6'-di-tert-butyl-2,2'-methylenedi-p-cresol CAS-No. 119-47-1 4,4'-isopropylidenediphenol (Bisphenol A, BPA) CAS-No. 80-05-7 |
| Net Weight | 0.219 kg |
| Ambient conditions / installation altitude at height above sea level maximum | 4 000 m |
| Ambient conditions / note | Derating, see Product Notification 109792701 |
| Ambient conditions / ambient temperature / during operation | -25 ... +60 °C |
| Ambient conditions / ambient temperature / during storage | -40 ... +80 °C |
| Ambient conditions / relative humidity during operation | 10 ... 95 % |
| Ambient conditions / air pressure according to SN 31205 | 900 ... 1 060 hPa |
| Electromagnetic compatibility / installation environment regarding EMC | This product is suitable for Class A environments only. In household environments, this device can cause unwanted radio interference. The user is required to implement appropriate measures in this case. |
| Electromagnetic compatibility / EMC emitted interference | IEC 60947-5-1, Class A |
| Safety related data / product function suitable for safety function | Yes |
| Safety related data / safe state | Safety outputs switched off |
| Safety related data / test wear-related service life necessary | Yes |
| Safety related data / function test interval maximum | 1 a |
| Safety related data / diagnostics test interval by internal test function maximum | 600 s |
| Safety related data / stop category according to IEC 60204-1 | 0 |
| Safety related data / SIL Claim Limit (subsystem) according to EN 62061 | 3 |
| Safety related data / Safety Integrity Level (SIL) / according to IEC 62061 | SIL 3 |
| Safety related data / Safety Integrity Level (SIL) / at single-channel evaluation according to IEC 62061 | 1 |
| Safety related data / Safety Integrity Level (SIL) / at 2-channel evaluation according to IEC 62061 | 3 |
| Safety related data / PFHD with high demand rate according to IEC 62061 | 0,0000000025 |
| Safety related data / category according to EN ISO 13849-1 | 4 |
| Safety related data / performance level (PL) / according to ISO 13849-1 | PL e |
| Safety related data / performance level (PL) / at single-channel evaluation according to ISO 13849-1 | c |
| Safety related data / performance level (PL) / at 2-channel evaluation according to ISO 13849-1 | e |
| Safety related data / category / according to ISO 13849-1 | 4 |
| Safety related data / category / at 2-channel evaluation according to ISO 13849-1 | 4 |
| Safety related data / overdimensioning according to ISO 13849-2 necessary | No |
| Safety related data / Safety Integrity Level (SIL) / according to IEC 61508 | 3 |
| Safety related data / Safety Integrity Level (SIL) / at single-channel evaluation according to IEC 61508 | 1 |
| Safety related data / Safety Integrity Level (SIL) / at 2-channel evaluation according to IEC 61508 | 3 |
| Safety related data / safety device type according to IEC 61508-2 | Type B |
| Safety related data / PFHD with high demand rate according to IEC 61508 | 0,0000000025 |
| Safety related data / PFDavg with low demand rate according to IEC 61508 | 0.000007 |
| Safety related data / Safe failure fraction (SFF) | 99 % |
| according to IEC 61508 | 1 |
| at single-channel evaluation according to IEC 61508 | 0 |
| at 2-channel evaluation according to IEC 61508 | 1 |
| T1 value / of service life according to IEC 61508 | 20 a |
| T1 value / for proof test interval or service life according to IEC 61508 | 20 a |
| touch protection against electrical shock | finger-safe |
| Short-circuit protection / design of the fuse link / for short-circuit protection of the NO contacts of the relay | gL/gG: 6A or circuit breaker type A: 3A or circuit breaker type B: 2A or circuit |
| Short-circuit protection / design of the fuse link / outputs required | breaker type C: 1A; MCB type B: 2 A or MCB type C: 1 A |
| Short-circuit protection / design of the fuse link / for short circuit protection of the NC contacts of the relay | Diazed or Neozed fuses, operating class gL/gG: 6 A or MCB type A: 2 A or |
| Inputs / design of input / cascading input/functional switching | Yes |
| Inputs / design of input / feedback input | Yes |
| Inputs / design of input / start input | Yes |
| Inputs / pulse duration of the sensor input minimum | 75 ms |
| Inputs / number of sensor inputs 1-channel or 2-channel | 1 |
| number of outputs as contact-affected switching element / as NC contact / for signaling function instantaneous contact | 1 |
| number of outputs as contact-affected switching element / as NO contact / safety-related instantaneous contact | 3 |
| number of outputs as contact-affected switching element / as NO contact / safety-related delayed switching | 0 |
| Outputs / mechanical service life (operating cycles) typical | 10 000 000 |
| Outputs / thermal current of the switching element with contacts maximum | 5 A |
| Outputs / outputs at DC-13 / at 24 V | 5 A; 1 A |
| Outputs / outputs at DC-13 / at 115 V | 0.2 A |
| Outputs / outputs at DC-13 / at 230 V | 0.1 A |
| Outputs / outputs at AC-15 / at 115 V | 5 A; 1.5 A |
| Outputs / outputs at AC-15 / at 230 V | 5 A; 1.5 A |
| Outputs / outputs at AC-15 / at 24 V | 2 A |
| Outputs / total current maximum | 12 A |
Item code: 3RA2816-0EW20
Item code: 3RT2035-1NB30
Item code: 6MF2805-0AA00
Item code: 6ES7440-1CS00-0YE0
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