3TK28271BB41 Siemens Sirius 3TK28 Safety Relay, Single Channel, 24 V dc, 2NO Safety, NC Auxiliary
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| Producent | Siemens | | Part Number | 3TK28271BB41 (3TK28271BB41) |
| Specifications | Sirius 3TK28 Safety Relay, Single Channel, 24 V dc, 2NO Safety, NC Auxiliary |
| Unit Price | 366,77 EUR |
| Minimum Order Quantity | 1 |
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| Description | Auxiliary ContactsNC CAD Drawing3D CAD Model Contact Current Rating5 A Contact Voltage Rating230 V ac/dc Control Voltage24 V dc Depth120mm Dimensions138.5 x 44.8 x 120 mm FunctionSafety Switch/Interlock, Speed/Standstill Monitoring Length138.5mm Maximum Operating Temperature+60°C Minimum Operating Temperature-25°C Mounting StyleSnap On Normal State Configuration2NO/NC Number Of Auxiliary Contacts1 Number of Channels1 Pole Configuration2P (Safety), SP (Auxiliary) RangeSIRIUS Reset MethodMonitored Safety CategoryBG, Category 4 EN 954-1, CSA, EN 60204-1, EN 954-1, EN ISO 12100, IEC 61508, PLe ISO 13849-1, SIL 3 PER IEC 61508, SUVA, UL Safety Contacts2NO Series3TK28 Supply Voltage24 V dc Terminal TypeScrew Width44.8mm Product Details SIRIUS 3TK28 27/28 Safety Relays with Timed Delay The SIRIUS 3TK28 27/28 Safety Relays with Timed Delay provide the functionality of time delayed contacts within a 45mm housing. The time delay is adjustable for each unit. Two different types offer a time delay from 0.05s up to 3s or 0.5s up to 30s. While standard safety contacts in these units are certified up to Category 4, time delayed outputs only reach a Category 3 level according to EN954-1. Standard relay enable circuits (positively driven)Suitable for use with Expansion module 3TK28 30Single/two-channel sensor connectionWidth 45mm Standards EN 60204-1, EN 92, EN 954-1. Safety Relay |
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