ОПИСАНИЕ ПРОДУКТА
SIEMENS 3SK1122-1CB44 - Safety Relay, Basic Unit
The SIEMENS 3SK1122-1CB44 is a SIRIUS 3SK1 series basic safety relay engineered for monitoring safety functions in industrial machinery and plant engineering. This device integrates hardwired safety logic to achieve high safety integrity levels, providing reliable shutdown capabilities for critical processes. It is designed for applications requiring emergency stop monitoring, protective door supervision, and light curtain integration within automated systems.
Technical Specifications:
- SERIES/FAMILY: SIRIUS 3SK1
- COMPONENT TYPE: Safety Relay, Basic Unit
- ELECTRICAL SPECS:
- CONTROL SUPPLY VOLTAGE: 24 V AC/DC
- NUMBER OF ENABLING CONTACTS: 2 NO (Normally Open)
- NUMBER OF AUXILIARY CONTACTS: 2 NC (Normally Closed)
- TYPICAL RATED OPERATIONAL CURRENT (AC-15): 3 A at 230 V
- TYPICAL RATED OPERATIONAL CURRENT (DC-13): 1 A at 24 V
- TYPICAL POWER CONSUMPTION: 2.5 W (DC) / 5 VA (AC)
- MECHANICAL/PHYSICAL:
- TERMINAL TYPE: Screw terminals
- FORM FACTOR: Compact, DIN rail mountable housing
- WIDTH: 22.5 mm
- INTERFACE/CONTROL:
- INPUTS: Single-channel or two-channel sensor connection
- OUTPUTS: Relay outputs for safe shutdown
- RESET FUNCTION: Automatic or monitored manual reset
- ENVIRONMENTAL/MOUNTING:
- IP RATING: IP20 (terminals), IP40 (front)
- MOUNTING STYLE: 35 mm DIN rail mounting
- OPERATING TEMPERATURE: -25 to +60 degrees C
- COMPATIBILITY/APPLICATION:
- SAFETY STANDARDS: Conforms to EN ISO 13849-1 (up to PL e), IEC 62061 (up to SIL 3)
- APPLICATIONS: Emergency stop monitoring, protective door monitoring, light grid monitoring, two-hand control, safety mat monitoring in industrial automation.
