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Siemens - 3TK2857-1BB42 SIEMENS SIRIUS SAFETY RELAY WITH CONTACTOR RELAY ENABLING CIRCUITS (EC) 24 V DC, 90 MM SCREW TERMINAL EC INSTANTANEOUS: 0 EC DELAYED: 3NO, 0.5...30 S SC: 0 EXPANSION UNIT MAXIMUM ACHIEVABLE PL: AS BASIC UNIT MAXIMUM ACHIEVABLE SIL: AS BASIC UNIT
3TK28571BB42
Images are for illustrative purposes only
Manufacturer: Siemens
SIEMENS SIRIUS SAFETY RELAY WITH CONTACTOR RELAY ENABLING CIRCUITS (EC) 24 V DC, 90 MM SCREW TERMINAL EC INSTANTANEOUS: 0 EC DELAYED: 3NO, 0.5...30 S SC: 0 EXPANSION UNIT MAXIMUM ACHIEVABLE PL: AS BASIC UNIT MAXIMUM ACHIEVABLE SIL: AS BASIC UNIT
Available for Back Order
Price on request
SIRIUS safety relay with contactor relay enabling circuits (EC) 24 V DC, 90 mm Screw terminal EC instantaneous: 0 EC delayed: 3NO, 0.5...30 s SC: 0 Expansion unit Maximum achievable PL: as basic unit Maximum achievable SIL: as basic unit 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: | 0.660 kg (each) |
| Tariff code: | 85364900 |
| Generic code: | 102 |
| GTIN/UPC/EAN: | 4011209564596 |
Product Details
| ETIM Group: | Relays |
| ETIM Class: | Device for monitoring of safety-related circuits |
| Voltage type for actuating: | DC |
| Model: | Expansion device |
| Stop category according to IEC 60204: | 1 |
| SIL according to IEC 61508: | 3 |
| Type of electric connection: | Screw connection |
| Depth: | 146mm |
| Number of outputs, signalling function, undelayed, semiconductors: | 0 |
| Number of outputs, safety related, undelayed, semiconductors: | 1 |
| Number of outputs, safety related, delayed, with contact: | 0 |
| Number of outputs, safety related, undelayed, with contact: | 0 |
| Height: | 132mm |
| Number of outputs, safety related, delayed, semiconductors: | 0 |
| Width: | 90mm |
| Number of outputs, signalling function, undelayed, with contact: | 0 |
| Number of outputs, signalling function, delayed, with contact: | 0 |
| Number of outputs, signalling function, delayed, semiconductors: | 0 |
| 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: | 0.5 - 30s |
| Suitable for monitoring of valves: | false |
| With approval for BG BIA: | true |
| With feedback circuit: | true |
| Suitable for monitoring of emergency-stop circuits: | true |
| Suitable for monitoring of tactile sensors: | false |
| Rail mounting possible: | false |
| Suitable for monitoring of position switches: | true |
| With approval for TÜV: | true |
| With muting function: | false |
| With start input: | true |
| Suitable for monitoring of magnetic switches: | false |
| Suitable for monitoring of proximity switches: | false |
| With approval according to UL: | true |
| With detachable clamps: | true |
| Suitable for monitoring of optoelectronic protection equipment: | false |
All shipping options below are for United Arab Emirates. Delivery prices below are Exc VAT.
| Web Promo Carriage | UK standard delivery, usually within 1 - 2 days (1 per day, minimum order AED 2,000.00) | AED 0.00 |
| Standard 1-2 Days | UAE standard delivery, usually within 1 - 2 days | AED 25.00 |
| Collect | Collection is available from our site - please call if your order is urgent | AED 0.00 |
International Priority to Bahrain
from AED 254.34
(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.
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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 +971 (0) 4 2987111.
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