Siemens 3SK1111-1AW20

Siemens 3SK1111-1AW20 | SIRIUS 3SK1 Basic Safety Relay, 24V DC, 2 NO + 1 NC

Overview:

The Siemens 3SK1111-1AW20 is a SIRIUS 3SK1 basic safety relay, designed for safety-related control functions such as emergency stop, safety interlocks, and light curtains. Operating at 24V DC, it features 2 normally open (NO) and 1 normally closed (NC) contacts, ensuring secure and reliable control of safety circuits in industrial automation and machine safety applications.

Key Features:

• Safety Relay for Emergency Stop Applications: Provides safe switching of emergency stop circuits.
• 2 NO + 1 NC Contacts: Enables fail-safe switching and monitoring.
• 24V DC Power Supply: Ensures stable operation in automation systems.
• Expandable & Modular Design: Compatible with SIRIUS 3SK safety modules.
• Industrial-Grade Durability: Designed for harsh environments and long-term use.

Technical Specifications:

• Product Type: SIRIUS 3SK1 Basic Safety Relay
• Part Number: 3SK1111-1AW20
• Operating Voltage: 24V DC
• Contacts: 2 Normally Open (NO), 1 Normally Closed (NC)
• Mounting Type: DIN Rail
• Safety Standards Compliance: Meets SIL 3 (IEC 61508) and PL e (ISO 13849-1)

Applications:

• Emergency Stop Monitoring: Ensures safe disconnection of machines in hazardous conditions.
• Safety Interlocks & Guard Monitoring: Provides fail-safe operation of protective devices.
• Machine Safety Control: Enhances protection in automated production environments.

The Siemens 3SK1111-1AW20 SIRIUS 3SK1 Basic Safety Relay is a high-performance and reliable safety component, ensuring fail-safe emergency stop operation, secure safety monitoring, and seamless integration into industrial automation systems.

Original Manufacturer Packaging

These products are industrial surplus items preserved in the original manufacturer box. Learn More

DDPARTSSOLUTION Packaging

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Refurbished

These products have been previously installed or may show cosmetic signs of prior handling. Learn More