3TK28251BB40 Siemens Sirius 3TK28 Safety Relay, Dual Channel, 24 V dc, 3NO Safety, 2NC Auxiliary
Description
Sirius 3TK28 Safety Relay, Dual Channel, 24 V dc, 3NO Safety, 2NC Auxiliary
The product with part number 3TK28251BB40 (Sirius 3TK28 Safety Relay, Dual Channel, 24 V dc, 3NO Safety, 2NC Auxiliary)
is from company Siemens and distributed with basic unit price 275,24 EUR. Minimal order quantity is 1 pc.
Auxiliary Contacts2NC CAD Drawing3D CAD Model Contact Current Rating6 A Contact Voltage Rating230 V ac/dc Control Voltage24 V dc Depth120mm Dimensions138.5 x 44.8 x 120 mm FunctionSafety Switch/Interlock Length138.5mm Maximum Operating Temperature+60°C Minimum Operating Temperature-25°C Mounting StyleSnap On Normal State Configuration3NO/2NC Number Of Auxiliary Contacts2 Number of Channels2 Pole Configuration2P (Auxiliary), 3P (Safety) RangeSIRIUS Reset MethodAutomatic, Monitored 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 Contacts3NO Series3TK28 Supply Voltage24 V dc Terminal TypeScrew Width44.8mm Product Details SIRIUS 3TK28 Safety Relay, Basic Units The SIRIUS safety relays with relay enabling circuits feature positively-driven NO and NC contacts, in pairs, which means if one of the contacts welds, then the other contact is used to shut down the circuit. A positively-driven feedback signal contact (NC contact) detects the fault of the defective NO contact. Minimum programming time and high degree of user friendliness thanks to parametrisation displayDevice versatility means reduced storage requirementsCompact designElectrically isolated safety outputsCan be used in ambient temperatures up to 70 °CStandard relay enable circuits (positively driven)Suitable for use with Expansion module 3TK28 30 Standards EN 60204-1, EN 92, EN 954-1. Safety Relay
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