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Kempston Controls is pleased to announce a classic British brand will return to UK ownership with our acquisition of MEM (Midland Electrical Manufacturing). The deal, completed on the 1st December 2021 includes Eaton’s MEM MEMSHIELD 1 & 2 and Cranes range. The aim is to continue MEM’s history of innovation by developing, manufacturing, and selling these dependable product ranges for years to come.
View the Range
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- Siemens →
- Fire Alarms, Safety Control & Security →
- Process and Automation Safety Control →
- Safety Relays →
- 3TK2845-1DB41
Siemens - 3TK2845-1DB41 SIEMENS !!! PHASED-OUT PRODUCT !!! THE SUCCESSOR PRODUCT SERIES IS 3SK2 (SEE FAQ XXXXXXXXX) SIRIUS SAFETY RELAY WITH RELAY AND ELECTRONIC 24 V DC, 45 MM SCREW TERMINAL EC INSTANTANEOUS: 2 NO EC DELAYED: 2 SC: 1 MONITORED START BASIC DEVICE MAXIMUM ACHIEVA
3TK28451DB41
Images are for illustrative purposes only
Manufacturer: Siemens
SIEMENS !!! PHASED-OUT PRODUCT !!! THE SUCCESSOR PRODUCT SERIES IS 3SK2 (SEE FAQ XXXXXXXXX) SIRIUS SAFETY RELAY WITH RELAY AND ELECTRONIC 24 V DC, 45 MM SCREW TERMINAL EC INSTANTANEOUS: 2 NO EC DELAYED: 2 SC: 1 MONITORED START BASIC DEVICE MAXIMUM ACHIEVA
Available for Back Order
Estimated lead time: 5 to 6 days | Check Availability
Price on request
!!! Phased-out product !!! The successor product series is 3SK2 (see FAQ 109747906) SIRIUS safety relay with relay and electronic 24 V DC, 45 mm Screw terminal EC instantaneous: 2 NO EC delayed: 2 SC: 1 Monitored start Basic device Maximum achievable PL according to EN 13849-1: e Maximum achievable SIL according to IEC 61508: 3 This 3TK28 safety relay is being replaced by a device from the 3SK series.Safety is a SIRIUS business.
Product Information
| Manufacturer: | Siemens |
| Pricing Unit: | Each |
| Weight: | 0.400 kg (each) |
| Tariff code: | 85364900 |
| Generic code: | 102 |
| GTIN/UPC/EAN: | 4011209665880 |
Product Details
| ETIM Group: | Relays |
| ETIM Class: | Device for monitoring of safety-related circuits |
| Depth: | 88mm |
| Evaluation inputs: | One- and two-channel |
| Height: | 138.5mm |
| Number of outputs, safety related, delayed, semiconductors: | 1 |
| Number of outputs, safety related, delayed, with contact: | 0 |
| Number of outputs, safety related, undelayed, semiconductors: | 1 |
| Number of outputs, safety related, undelayed, with contact: | 0 |
| Number of outputs, signalling function, delayed, semiconductors: | 0 |
| Number of outputs, signalling function, delayed, with contact: | 0 |
| Number of outputs, signalling function, undelayed, semiconductors: | 1 |
| Number of outputs, signalling function, undelayed, with contact: | 0 |
| Rail mounting possible: | false |
| Rated control supply voltage Us at AC 50HZ: | - - |
| Rated control supply voltage Us at AC 60HZ: | - - |
| Rated control supply voltage Us at DC: | 24 - 24V |
| Release-delay: | 0.05 - 3s |
| SIL according to IEC 61508: | 3 |
| Stop category according to IEC 60204: | 0 + 1 |
| Suitable for monitoring of emergency-stop circuits: | true |
| Suitable for monitoring of magnetic switches: | true |
| Suitable for monitoring of optoelectronic protection equipment: | true |
| Suitable for monitoring of position switches: | true |
| Suitable for monitoring of proximity switches: | false |
| Suitable for monitoring of tactile sensors: | true |
| Suitable for monitoring of valves: | false |
| Type of electric connection: | Screw connection |
| Voltage type for actuating: | DC |
| Width: | 45mm |
| With approval according to UL: | true |
| With approval for BG BIA: | true |
| With approval for TÜV: | true |
| With detachable clamps: | true |
| With feedback circuit: | true |
| With muting function: | false |
| With start input: | true |
All shipping options below are for United Kingdom. Delivery prices below are Exc VAT.
| Web Promo Carriage | UK standard delivery, usually within 1 - 2 days (1 per day, minimum order $24.97) | $0.00 |
| Standard 1-2 Days | UK standard delivery, usually within 1 - 2 days | $12.49 |
| Next Day* | UPS Next Day service* | $12.49 |
| Express* | UPS Express delivery by 12:00pm* | $31.22 |
| Saturday** | UPS Saturday service** | $49.95 |
| Collect | Collection is available from our site - please call if your order is urgent | $0.00 |
International Priority to United States
from $28.05
(Terms DAP to Delivery Address)
For our overseas customers, we offer a very competitive and fast delivery service; however, if you prefer to collect using your own courier, then we can also arrange that at no extra cost.
Our technical team can help find an alternative! Fill in the below to get started.
Kempston Controls is electrical and electronic components distributor, providing fuses, sensors, control components, industrial automation equipment and more. If you would like to discuss any of the parts which you see on our online store, please contact our dedicated sales centre on +44 (0) 1933 411411.
