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Siemens 3TK2821-1CB30

by Siemens

OverviewThe Siemens 3TK2821-1CB30 SIRIUS Safety Relay is an indispensable component for safeguarding both personnel and machinery within industrial environments. This device expertly handles critical safety tasks, including secure machine shutdowns, responsive emergency stop monitoring, and complete safety circuit management in demanding automation settings. Featuring a versatile contact arrangement of three normally open (NO) and one normally closed (NC) contacts, it ensures uncompromising fail-safe performance, actively preventing incidents and protecting valuable assets. Operating seamlessly at 24V DC, this safety relay integrates effortlessly into various safety architectures, guaranteeing consistent adherence to strict international industrial safety regulations. Its intelligent design and consistent performance make it an optimal choice for boosting operational safety and minimizing risks in essential applications.Key Features Optimal Contact Configuration: Equipped with 3 Normally Open (NO) and 1 Normally Closed (NC) contacts, offering extensive adaptability for diverse safety circuit designs and intricate control needs. Universal 24V DC Compatibility: Engineered for effortless integration, its 24V DC operating voltage provides broad compatibility with standard industrial control systems and power supplies. Unwavering Fail-Safe Operation: Delivers superior safety functionality, providing reliable and swift responses for emergency stop scenarios and vital safety interlocks. Space-Saving Modular Design: Designed for efficiency, its compact and modular structure enables simple integration and optimization within industrial control panels, reducing spatial footprint. Exceptional Durability and Performance: Constructed from premium materials, this relay is built for continuous, high-performance operation in the most rigorous industrial settings. Compliance with Global Standards: Meets prominent international safety and automation standards, providing assurance of regulatory conformity and operational excellence. Enhanced Diagnostic Capabilities: Provides clear status indicators, facilitating quicker troubleshooting and maintenance, thereby minimizing downtime. Technical Specifications Product Type: SIRIUS Safety Relay Part Number: 3TK2821-1CB30 Brand: Siemens Operating Voltage: 24V DC Contacts: 3 Normally Open (NO) + 1 Normally Closed (NC) Mounting Type: DIN Rail Operating Temperature: -25°C to +60°C Protection Class: IP20 (terminal), IP40 (enclosure) Application: Emergency stop monitoring, safety interlock control, light curtain integration Compliance: Meets international safety and automation standards (e.g., IEC 60947-5-1, EN ISO 13849-1) Applications Emergency Stop Systems: Forms a vital and dependable interface for initiating immediate and safe machinery shutdown in hazardous situations, protecting operators. Safety Gate Monitoring: Ensures secure access control for machine enclosures and protective zones, preventing operation when safety gates are open. Light Curtain Integration: Supports robust contact-based safety circuit implementation for light curtains, enabling automated and secure process interruption upon detection. Two-Hand Control Applications: Essential for circuits requiring simultaneous activation from two distinct points, improving operator safety during dangerous machine operations. Hydraulic and Pneumatic Press Control: Integrates smoothly to manage safe operating conditions for presses, reducing accident risks during critical cycles. Robotics Safety Circuits: Crucial for ensuring robotic systems operate within safe parameters, offering rapid response to sudden events or intrusions into work cells. Why Choose?Benefit from Siemens' renowned engineering excellence and reliability.Order NowContact us for pricing and availability.FAQWhat is the primary function of the Siemens 3TK2821-1CB30 safety relay?Its primary function is to safeguard personnel and machinery by providing critical safety functions like emergency stop monitoring and safety circuit control.What is the contact configuration of this safety relay?It features a versatile configuration of 3 Normally Open (NO) and 1 Normally Closed (NC) contacts.What is the operating voltage for this device?The Siemens 3TK2821-1CB30 operates efficiently at 24V DC.Does this relay comply with international safety standards?Yes, it adheres to leading international safety and automation standards, ensuring regulatory compliance.What are some typical applications for this safety relay?Typical applications include emergency stop systems, safety gate monitoring, light curtain integration, two-hand control, hydraulic and pneumatic press control, and robotics safety circuits.

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