ОПИСАНИЕ ПРОДУКТА
SIEMENS 3SK1211-1BB40 - Safety Relay, Advanced Basic Unit
The SIEMENS SIRIUS 3SK1211-1BB40 is an advanced basic safety relay unit engineered for the reliable monitoring of safety functions in industrial automation environments. This component facilitates the implementation of safety circuits for applications such as emergency stop systems, safety gate monitoring, and light curtain integration, ensuring compliance with international safety standards up to SIL 3 according to IEC 62061 and Performance Level e according to ISO 13849-1. It provides robust safety evaluation for critical machine safeguarding.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3SK1
- COMPONENT TYPE: Safety Relay, Advanced Basic Unit
- ELECTRICAL SPECS:
- NOMINAL SUPPLY VOLTAGE: 24V DC
- NUMBER OF ENABLING CURRENT PATHS: 2 (Normally Open)
- NUMBER OF AUXILIARY CONTACTS: 1 (Normally Closed)
- RATED OPERATIONAL CURRENT (ENABLING PATHS): 5A at 230VAC (AC-15), 3A at 24VDC (DC-13)
- RATED OPERATIONAL CURRENT (AUXILIARY CONTACT): 3A at 230VAC (AC-15), 1A at 24VDC (DC-13)
- POWER CONSUMPTION: Approximately 2.5W
- MECHANICAL/PHYSICAL:
- FORM FACTOR: Compact, DIN Rail Mountable
- WIDTH: 22.5 mm
- INTERFACE/CONTROL:
- INPUTS: 2 sensor inputs for single or dual-channel operation
- OUTPUTS: Safety enabling outputs, auxiliary signaling output
- RESET FUNCTION: Configurable manual or automatic reset
- DIAGNOSTICS: Integrated LED status indicators for operational state and fault conditions
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (Terminals), IP40 (Enclosure Front)
- MOUNTING STYLE: 35 mm DIN Rail
- OPERATING TEMPERATURE RANGE: -25 degrees C to +60 degrees C
- COMPATIBILITY/APPLICATION:
- SAFETY STANDARDS: IEC 62061 (up to SIL 3), ISO 13849-1 (up to PL e), IEC 61508
- TARGET APPLICATIONS: Emergency stop circuits, safety gate monitoring, light curtain monitoring, two-hand control, pressure-sensitive mat evaluation
