PSR-SCP-24UC/ESL4/3X1/1X2/B Safety Relays by Phoenix Contact – Reliable Machine Safety Switching
The Safety Relays PSR-SCP-24UC/ESL4/3X1/1X2/B by Phoenix Contact are compact and efficient Electromechanical safety components designed to provide high-integrity switching in emergency stop, safety door, and light curtain applications. As a part of Phoenix Contact’s advanced PSR series, these Safety Relays combine fast response times, reliable diagnostics, and flexible input/output configurations.
In this blog, we explore the relay's technical details, unique features, common use cases, wiring setup, a real-world use scenario, and how to download its datasheet or buy it from Xon Electronics. These Relays are ideal for machine builders and control panel designers seeking high-performance Electromechanical safety solutions.
Technical Specifications of PSR-SCP-24UC/ESL4/3X1/1X2/B
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Manufacturer: Phoenix Contact
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Part Number: PSR-SCP-24UC/ESL4/3X1/1X2/B
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Type: Safety Relays
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Input Voltage: 24V AC/DC
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Safety Outputs: 3 enabling outputs
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Auxiliary Outputs: 1 signaling output
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Function: Emergency stop and safety circuit control
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Mounting: DIN rail
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Dimensions: 22.5 mm width
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Category: Electromechanical, Relays, Safety Relays
This relay is optimized for integration into safety circuits that demand reliable Electromechanical control and compact design.
Key Features of PSR-SCP-24UC/ESL4/3X1/1X2/B
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Universal 24V AC/DC input voltage
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3 fail-safe enabling outputs + 1 auxiliary signaling output
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Narrow 22.5 mm width for space-saving installation
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Compatible with emergency stop buttons, light grids, and safety doors
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TÜV-certified for use in SIL 3 and PL e safety applications
These features make the PSR-SCP-24UC/ESL4/3X1/1X2/B Safety Relays by Phoenix Contact a preferred solution in high-performance Relays and advanced Safety Relays applications.
Applications of PSR-SCP-24UC/ESL4/3X1/1X2/B
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Emergency stop circuits in industrial machinery
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Two-hand safety control for hydraulic presses
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Guard interlock systems for robotic cells
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Conveyor line safety and motor protection systems
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Safety signal evaluation in industrial automation
With their robust construction and fast switching performance, these Safety Relays are widely adopted in mission-critical Electromechanical systems.
Wiring and Configuration Overview
Wiring the PSR-SCP-24UC/ESL4/3X1/1X2/B includes:
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Connecting 24V AC/DC to the supply terminals
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Wiring input devices like E-stop buttons or sensors to the input terminals
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Connecting outputs to contactors, actuators, or PLC safety inputs
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Mounting the device onto a DIN rail for panel installation
This configuration allows the Safety Relay to monitor safety inputs and reliably control high-power loads or logic-level outputs in Relays-driven automation setups.
Use Case Scenario: Light Curtain Integration in Packaging Line
Scenario: A packaging machine manufacturer needed a safety controller for integrating a light curtain to protect operators during operation.
Problem: Standard Relays lacked proper diagnostics and safety rating for Category 4 applications.
Solution: The PSR-SCP-24UC/ESL4/3X1/1X2/B Safety Relays by Phoenix Contact offered triple enabling outputs, a dedicated auxiliary signal, and full safety compliance.
Result: Enhanced operator safety, seamless integration with existing PLC, and certified protection up to SIL 3.
This showcases the critical role of reliable Safety Relays in safeguarding personnel and processes in Electromechanical systems.
Why Buy from Xon Electronics?
Xon Electronics is your global partner for Safety Relays and industrial Electromechanical components:
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100% Original Phoenix Contact Parts
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Delivery to USA, India, Australia, Europe & more
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Volume Pricing and OEM Support
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Technical Support for Control Panel Integration
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Fast & Secure Ordering at www.xonelec.com
Get your trusted Relays and industrial safety devices at competitive rates worldwide.
FAQs – PSR-SCP-24UC/ESL4/3X1/1X2/B Safety Relay
Q1. What is the input voltage for this relay?
It operates on 24V AC/DC.
Q2. How many safety outputs does it have?
Three enabling outputs and one auxiliary output.
Q3. Can I use this with light curtains?
Yes, it’s designed for use with E-stops, light curtains, and safety switches.
Q4. What safety certifications does it meet?
It’s certified for SIL 3 and Performance Level e (PL e).
Q5. Where can I purchase it globally?
From www.xonelec.com, with delivery to USA, India, Australia, Europe, and more.
Conclusion
The PSR-SCP-24UC/ESL4/3X1/1X2/B Safety Relays by Phoenix Contact offer compact, compliant, and efficient safety control for advanced machinery. Whether you're protecting personnel with emergency stops or integrating light curtains into automation lines, these Electromechanical relays provide the durability, compliance, and precision needed in modern safety systems. Order now from Xon Electronics and enjoy global delivery of certified Safety Relays.