Eaton EMR-4000-2A1FA0 Motor Relay - URTD Interface
Part Number: EMR-4000-2A1FA0
Quick Summary
Eaton motor relay EMR-4000-2A1FA0 is a robust control device that manages motor loads with integrated protection and metering for industrial automation. In many plants, panel space, wiring complexity, and slow start-ups undermine reliability; this solution addresses those pains by consolidating protection, metering, and communications in a single unit. While official certifications should be confirmed with the manufacturer, this model typically aligns with industry standards through URTD interface and fiber-optic communication, and Eaton provides a detailed specification sheet and warranty coverage. Its combination of current protection and sensing inputs, plus Modbus/DNP3 RTU over fiber, supports scalable, safe motor control while reducing wiring and maintenance costs. This makes it valuable for engineers seeking dependable motor protection and energy management in power protection and metering applications.
Product Information
Extended Description
EMR-4000-2A1FA0 Eaton: Eaton, motor relay, 5A, 1A, Motor, over fiber optic ST, 19-300Vdc, 40-250Vac, Power Protection and Metering,Current Protection and Metering,Voltage Protection and Metering, Sensitive Ground Input,URTD Interface
Product Name
Eaton motor relay
Catalog Number
EMR-4000-2A1FA0
UPC
786679147177
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
Analog inputs
0
Phase current
5A, 1A
Analog outputs
4
Digital inputs
8
Digital outputs
5
I/O options
Sensitive Ground Input IRIG-B URTD Interface
Modbus / DNP3 RTU
over fiber optic ST
Sensing inputs
Voltage Protection and Metering Current Protection and Metering Power Protection and Metering
Zone selective interlocking
1
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Programming an Eaton E-Series Relay, Step 3: Getting Started with the E-Series Wizard
Eaton Specification Sheet - EMR-4000-2A1FA0
Feature → Business Impact → Application: The EMR-4000-2A1FA0 integrates current protection with current protection and metering (5A, 1A phase current) to deliver precise fault detection, enabling faster fault clearance and reduced downtime on critical motors used in manufacturing lines. Application-ready for motor control panels in automation cells, with improved reliability and reduced panel wiring complexity. Feature → Business Impact → Application: Eight digital inputs, five digital outputs, four analog outputs, and zero analog inputs provide rich I/O for local logic and remote signaling, enabling compact cabinet layouts and simplified maintenance in conveyor systems and process lines. Application: control and monitoring of motor-driven equipment with minimal wiring. Feature → Business Impact → Application: Modbus and DNP3 RTU over fiber optic ST communication deliver noise-immune, secure remote signaling and monitoring, improving visibility in substation and plant-wide motor networks. Application: remote motor protection and energy management. Feature → Business Impact → Application: URTD Interface and IRIG-B compatibility offer precise time synchronization and access to sensitive ground input options, enhancing coordination in large-scale drives with zone selective interlocking. Application: protection coordination in multi-motor drives. Feature → Business Impact → Application: Sensing inputs for voltage protection, current protection, and power protection enable comprehensive protection schemes and accurate metering for energy efficiency programs. Application: power quality and efficiency initiatives in manufacturing facilities. Feature → Business Impact → Application: Rugged form factor with dimensions around 8 x 9 inches and a 9.259 lb weight provides a panel-friendly footprint, simplifying installation in existing enclosures. Application: retrofit projects and limited-depth control panels. Feature → Business Impact → Application: One-year warranty (with 18 months from shipment per Eaton policy) gives lifecycle support and predictable maintenance budgeting for engineering teams. Application: long-term asset care for critical motor control systems. Measured outcomes include reduced wiring errors, faster commissioning, improved fault diagnosis, and lower total cost of ownership for motor protection and metering solutions.
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FAQs
This model supports panel mounting in standard enclosures. Begin with mounting the relay securely, connect 8 digital inputs, 5 digital outputs, and 4 analog outputs as per the wiring diagram, then integrate the URTD Interface and fiber optic Modbus/DNP3 RTU links. Refer to Eaton’s specification sheet for exact terminal assignments and recommended grounding practices to ensure reliable sensing and protection.
Phase current is rated at 5A and 1A. The unit provides 8 digital inputs, 5 digital outputs, 4 analog outputs, and 0 analog inputs, enabling flexible local control and signaling for motor protection and metering tasks in automated systems.
Yes. The EMR-4000-2A1FA0 supports Modbus/DNP3 RTU over a fiber optic ST link, offering noise-immune signaling and secure remote monitoring ideal for plant-wide motor control and substation automation.
Eaton provides a warranty under policy 25-000, with one year from installation or eighteen months from shipment, whichever occurs first. For ongoing reliability, consult Eaton’s documentation and the specification sheet for installation, maintenance, and support guidance.
The Eaton specification sheet is available at Eaton’s site and typically linked from the product page. For quick access, you can also review the provided asset: Eaton Specification Sheet - EMR-4000-2A1FA0 in the downloads section of the product data.