Eaton EMR-5000-2A1FA1 Motor Relay - Modbus RTU over Fiber

Part Number: EMR-5000-2A1FA1
Manufacturer
Eaton
Part number
EMR-5000-2A1FA1

Quick Summary

Eaton EMR-5000-2A1FA1 motor relay protects and coordinates motors in industrial control systems. It reduces wiring complexity and downtime by integrating protection, communication, and control in a single device. Compliance details are provided by the manufacturer and regional approvals may include CE marking or IP ratings depending on regional configurations. This integration supports reliable Modbus RTU or DNP3 RTU communication over fiber, enabling seamless SCADA integration and remote diagnostics. For engineers and maintenance teams, the EMR-5000-2A1FA1 offers robust protection with scalable input/output and fast fault isolation.

Product Information

Extended Description

EMR-5000-2A1FA1 Eaton: Eaton, motor relay, EMR-4000, 19-300 Vdc, 40-250 Vac, Motor protection relay, Modbus RTU or DNP3 RTU , 5A, 1A, 16, 9, Removable, Motor, 19-300Vdc, 40-250Vac, 50/60 Hz, Projection,Sensitive Ground Input,
Product Name
Eaton motor relay
Catalog Number
EMR-5000-2A1FA1
UPC
786679159163
Product Length/Depth
8.06 in
Product Height
8.7 in
Product Width
9.72 in
Product Weight
9.259 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Compliances
Contact Manufacturer
Application
Motor
Type
Motor relay
Product Category
Motor protection relay
Base relay
EMR-4000
Analog inputs
0
Communication
Modbus RTU or DNP3 RTU over Fiber Optic ST
Phase current
5A, 1A
Analog outputs
0
Digital inputs
16
Digital outputs
9
I/O options
Sensitive Ground Input URTD Interface IRIG-B
Modbus / DNP3 RTU
over fiber optic ST
Sensing inputs
Differential Protection Current Protection and Metering Power Protection and Metering Voltage Protection and Metering
Zone selective interlocking
1
Frequency rating
50/60 Hz
Mounting method
Projection
Terminals
Removable
Integrated protection algorithms deliver differential, current, voltage protection and metering. Business impact: faster fault detection and minimized motor damage, which translates to reduced downtime on conveyors, pumps, and heavy machinery. Application: harsh industrial environments where reliable motor protection is critical. Extensive digital I/O with 16 inputs and 9 outputs, coupled with removable terminals, provides flexible integration into existing control networks. Business impact: simplified wiring, faster panel builds, and easier field maintenance. Application: automated lines and process skids requiring scalable I/O for safety interlocks and local control. Projection mounting and removable terminals streamline installation and service, enabling quicker commissioning and easier replacements without rewiring. Business impact: lower installation costs and faster downtime recovery. Application: fiber-enabled motor protection in compact control panels and retrofit projects. Modbus RTU or DNP3 RTU over fiber optic ST reduces EMI exposure and extends communication reach. Business impact: reliable remote diagnostics and SCADA integration across plant floor networks. Application: large facilities with distributed motor banks and centralized monitoring. Zone selective interlocking and URTD/IRIG-B interfaces provide precise fault localization and timing synchronization. Business impact: selective tripping improves system stability and reduces mechanical wear. Application: critical power trains and multi-motor drives in heavy industry.

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FAQs

Begin by mounting the device using the projection mounting method, ensuring the unit aligns with the panel cutout for proper clearance. Attach removable terminals to simplify field wiring, then connect digital inputs (16) and outputs (9) to the corresponding controllers. Verify grounding, shielded fiber optic connections for Modbus RTU or DNP3 RTU, and perform a voltage check across the 19–300 Vdc and 40–250 Vac inputs before powering up. This approach minimizes downtime during swap-outs and simplifies future maintenance.
The EMR-5000-2A1FA1 provides differential protection, current protection, voltage protection, and metering capabilities, supported by sensing inputs and zone selective interlocking. With 5A and 1A phase current inputs, it can monitor motor load and fault conditions while coordinating protection actions. These features help prevent motor damage, enhance selectivity, and improve overall drive reliability in demanding applications.
Yes. This model supports Modbus RTU or DNP3 RTU communication over a fiber optic ST link, enabling robust, EMI-resistant communication to SCADA systems. The URTD interface and IRIG-B options further enhance timing and data integrity for synchronized control across distributed motor banks in demanding facilities.
Compliance details for the EMR-5000-2A1FA1 are provided by Eaton and may vary by region. The product data indicates ‘Compliances: Contact Manufacturer,’ so confirm CE markings, IP ratings, and any SIL requirements with Eaton before purchasing or deploying in regulated environments to ensure you meet local standards.
By consolidating motor protection, I/O, and remote communication in a single device, the EMR-5000-2A1FA1 reduces wiring complexity and panel space, leading to lower installation costs and faster commissioning. Its integrated diagnostics and fiber-based communication enable proactive maintenance and reduced downtime, delivering a favorable return on investment in facilities with multiple motors and critical processes.