3SK1111-1AB30 Safety Relays by Siemens — Reliable Machine Safety Control
The Safety Relays 3SK1111-1AB30 by Siemens provide a reliable and flexible solution for securing machinery and industrial control applications. Designed for high safety and ease of use, these Safety Relays enable a safe shutdown and control process, protecting both equipment and personnel.
In this blog, we’ll go over its technical specifications, key features, applications, connection details, and how you can download its datasheet or buy it directly from Xon Electronics. Whether you’re designing a new control panel or adding a safety circuit to your production process, the 3SK1111-1AB30 stands out as a trustworthy solution in the world of Electromechanical control components.
Technical Specifications of 3SK1111-1AB30 Relay
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Manufacturer: Siemens
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Part Number: 3SK1111-1AB30
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Type: Safety Relays
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Contact Rating: 5A / 230VAC or 5A / 30VDC
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Controlled Circuits: 2 NO, 1 NC
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Supply Voltage: 24V DC
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Safety Rating: SIL 3 / PL e (depending on application)
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Mounting: DIN rail
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Category: Relays, Safety Relays, Electromechanical components
This safety relay guarantees maximum operational safety while simplifying control panel design.
Key Features of Siemens 3SK1111-1AB30 Relay
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Safe Machine Control — Reliable and failsafe shutdown mechanisms
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Space-Saving Design — Compact form factor for convenient mounting
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SIL 3 / PL e Rating — Meets rigorous safety standards
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Controlled by 24V DC — Standard control voltage for industrial automation
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Robust and Durable — Built for long service life under heavy-load conditions
These key features make the 3SK1111-1AB30 a preferred solution for Safety Relays in many industrial applications.
Applications of 3SK1111-1AB30 Safety Relay
The 3SK1111-1AB30 is frequently used in:
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Machine guarding and safety gate control
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Automotive production lines
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Packaging machinery and automated handlers
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Elevator control systems
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Process industry control circuits
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Safety Relays for emergency shutdowns and protective controls
This Electromechanical safety relay guarantees a safe, reliable, and efficient shutdown when hazardous conditions arise.
Connection and Installation Overview
Installing the 3SK1111-1AB30:
[Power Supply] — 24V DC
[Safety Input] — wired from E-Stop or gate sensor
[Controlled Outputs] — connect to main control elements (contactors, drives, or PLC)
[DIN Rail] — for convenient, space-saving installation
This Safety Relay seamlessly integrates with your control panel, adding a crucial layer of safety to your Electromechanical controls.
Use Case Scenario: Machine Guard Security System
Situation: An automated packaging machine needed a way to enable a safe shutdown in case a safety gate opened.
Problem: Without proper safety controls, there was a risk to nearby personnel.
Solution: The team implemented the 3SK1111-1AB30 Safety Relay by Siemens, ensuring a reliable shutdown while retaining operational flexibility.
Result: Enhanced workplace safety without interrupting production routines — reflecting the growing role of Relays in industrial automation.
Download Datasheet for 3SK1111-1AB30 Relay
Looking for technical details, terminal configuration, or application notes?
Download 3SK1111-1AB30 Datasheet from Xon Electronics
Why Buy from Xon Electronics?
At Xon Electronics, we specialize in high-reliability Safety Relays and related components:
- 100% Genuine Siemens Relays
- Global Shipping – USA, India, Australia, Europe & more
- Volume Pricing for Integrators and OEMs
- Technical Support for Machine Safety Applications
- Safe, Reliable, and Fast Online Ordering
Buy your 3SK1111-1AB30 Safety Relay today from www.xonelec.com with confidence.
Conclusion
The 3SK1111-1AB30 Safety Relays by Siemens combine robustness, ease of installation, and high safety standards. Ideal for industrial applications requiring safe shutdown and control, these Safety Relays enable designers and engineers to create reliable, high-integrity control circuits. Available now at Xon Electronics with international delivery.
FAQs – 3SK1111-1AB30 Relay
Q1. What is the main application for this relay?
Safety shutdown for machinery and industrial equipment.
Q2. What control voltage does it require?
It operates with a 24V DC control voltage.
Q3. Is it SIL 3 rated?
Yes — SIL 3 / PL e for high safety applications.
Q4. What kind of contacts does it provide?
It includes 2 NO and 1 NC contacts.
Q5. Where can I buy this safely?
At www.xonelec.com, with delivery to USA, India, Australia, Europe, and other countries.