Eaton ES3T3R1 Protection Relay - Compact DIN Rail Mount
Part Number: ES3T3R1
Quick Summary
ES3T3R1 is a protection relay designed to safeguard electrical circuits in industrial control panels. Engineers often wrestle with nuisance trips and complex wiring, and ES3T3R1 helps reduce both through clear diagnostics and straightforward configuration. This model aligns with CE conformity and other industry standards, supporting safe, compliant operation in demanding environments. Beyond protection, it enables scalable automation strategies and integrates smoothly with Eaton components to shorten commissioning times and lower total lifecycle costs.
Product Information
Feature: Compact DIN-rail mounting with a small footprint. Business Impact: Saves panel space and accelerates installation in new cabinets or retrofits. Application: Suitable for control panels in conveyors, packaging lines, and machine centers. Feature: Fast, reliable trip logic with clear fault indication. Business Impact: Reduces downtime and misoperation, improving line uptime and safety. Application: Protects motors, sensors, and control circuits during overloads and short circuits. Feature: Easy wiring and Eaton ecosystem compatibility. Business Impact: Cuts commissioning time and minimizes wiring errors, lowering install costs. Application: Integrates with Eaton's protection modules and existing panel hardware. Feature: Compliance readiness and rugged housing. Business Impact: Supports CE conformity and durable operation in harsh environments. Application: Suitable for industrial environments with vibration, dust, or temperature cycling. Feature: Diagnostics and maintenance-friendly design. Business Impact: Simplifies troubleshooting and reduces routine maintenance time, boosting MTBF. Application: Useful for OEMs and service teams managing multi-site installations.
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FAQs
To install ES3T3R1, mount the unit on a standard 35 mm DIN rail inside the panel and secure the wiring to compatible terminals. Verify power is removed before placement, then connect input signals and output contacts according to the panel schematic. Use existing Eaton accessories if available for quick integration, and perform a functional test to confirm correct protection behavior.
ES3T3R1 offers configurable trip logic and flexible input options to suit varied protection schemes. The relay supports multiple input signals and adjustable thresholds, allowing tailored responses to overloads or faults. In practice, engineers set boundary conditions during commissioning and rely on clear fault indicators to verify operation, reducing commissioning time and preventing unnecessary trips in production lines.
Yes, ES3T3R1 is well suited for motor protection in conveyor and packaging environments. Its protection logic detects overloads and short circuits and can be configured to coordinate with starter control circuits. The compact form factor fits tight panel layouts, while fault reporting supports rapid commissioning and alarm management, helping maintain belt throughput and reduce unplanned downtime.
ES3T3R1 is designed to support regulatory compliance and industry safety practices. Aligning with CE marking standards, it meets general electrical safety expectations for protection relays used in automation environments. For specific projects, verify additional regional certifications or customer requirements, and consult Eaton technical documents to confirm ongoing compliance during equipment upgrades or new installations.
Deploying ES3T3R1 can lower total cost of ownership through reliable operation and straightforward diagnostics. The clear fault indicators reduce troubleshooting time, while the compact design minimizes panel space and wiring effort. Over the equipment life cycle, these factors translate to less downtime, faster mean time to repair, and improved return on investment for OEMs and maintenance teams.