ОПИСАНИЕ ПРОДУКТА
SIEMENS 3TK2827-1AJ20 - Safety Relay
This device is a SIRIUS 3TK28 series safety relay designed for monitoring safety functions in industrial automation systems. It provides reliable control for emergency stop circuits, safety gates, and light curtains, ensuring compliance with machine safety standards. The unit integrates into control architectures requiring redundant safety monitoring and controlled shutdown sequences.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3TK28 Safety Relays
- COMPONENT TYPE: Safety Relay
- ELECTRICAL SPECS:
- CONTROL VOLTAGE: 24V DC
- OUTPUT CONTACTS: 3 Normally Open (NO) enabling, 1 Normally Closed (NC) signaling
- RATED OPERATIONAL VOLTAGE (OUTPUTS): Up to 230V AC / 24V DC
- RATED OPERATIONAL CURRENT (OUTPUTS): 5A
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact industrial enclosure
- MOUNTING: DIN rail mountable
- TERMINALS: Screw terminals
- INTERFACE/CONTROL:
- INPUTS: For connection of safety sensors (e.g., E-stop, safety gate switches)
- OUTPUTS: For controlling safety-related contactors or final elements
- FEEDBACK LOOP: Integrated for external contactor monitoring
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP40 (enclosure)
- COOLING METHOD: Natural convection
- MOUNTING STYLE: DIN rail
- COMPATIBILITY/APPLICATION:
- SAFETY INTEGRITY LEVEL (SIL): Up to SIL 3 (IEC 61508)
- PERFORMANCE LEVEL (PL): Up to PLe (ISO 13849-1)
- APPLICATIONS: Emergency stop monitoring, safety gate monitoring, light curtain monitoring, two-hand control, general machine safety circuits