Eaton EMR-4000-2A0BB1 Motor Relay - IRIG-B URTD Interface
Part Number: EMR-4000-2A0BB1
Quick Summary
Eaton motor relays EMR-4000-2A0BB1 provide integrated motor control and protection for industrial drive systems. Engineers often struggle to coordinate protection, metering, and reliable communication within harsh environments without sacrificing performance. While official compliance specifics are listed as 'Contact Manufacturer' in the data, this family is designed with conformal coating and robust I/O to withstand demanding installations. The device supports RS-485 communication, IRIG-B URTD interfaces, and extensive metering capabilities, enabling safer, more efficient operation. In practice, this translates to faster commissioning, reduced wiring complexity, and improved visibility into motor health, energy usage, and fault conditions. These attributes help drive uptime, compliance, and predictable maintenance in manufacturing and process industries.
Product Information
Extended Description
EMR-4000-2A0BB1 Eaton: Eaton, motor relay, 5A, 1A, Motor, over RS-485, Conformal Coated Circuit Boards, 19-300Vdc, 40-250Vac, Current Protection and Metering,Voltage Protection and Metering,Power Protection and Metering, IRIG-B,URTD Interface
Product Name
Eaton motor relay
Catalog Number
EMR-4000-2A0BB1
UPC
786679147351
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
IRIG-B URTD Interface
Modbus / DNP3 RTU
over RS-485
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 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Eaton Specification Sheet - EMR-4000-2A0BB1
Feature → Business Impact → Application: Robust motor protection and metering reduce unplanned downtime by providing real-time voltage, current, and power monitoring, enabling proactive maintenance in critical processes such as pumping and conveyor systems. Application: Industrial drives requiring precise protection and energy management. 8 digital inputs and 5 digital outputs combined with 4 analog outputs give flexible control and interlocking schemes, reducing panel space and wiring errors while enabling zone selective interlocking to improve selectivity during faults. Application: Motor control centers and packaged drive architectures where space is at a premium. RS-485 Modbus/DNP3 RTU communications enable seamless integration with SCADA and energy management systems, delivering actionable data and remote diagnostics. Application: Plants pursuing digitalization and remote supervision. Conformal coating and a broad voltage range (19-300Vdc, 40-250Vac) support operation in dirty or temperature-variant environments, improving reliability and reducing field failures. Application: Harsh-environment installations in oil, gas, and chemical processing or heavy manufacturing. The IRIG-B URTD interface, current and voltage protection and metering, and power protection features simplify compliance and energy accountability. Application: Utilities and critical infrastructure where traceable, time-synced data is essential. Zone selective interlocking of 1 supports improved fault localization and faster restoration times. Application: Protective coordination in multi-motor setups to minimize disruption. Warranty and support terms follow Eaton policy, ensuring post-purchase reliability and service continuity. Application: Asset lifecycle management and total cost of ownership considerations.
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FAQs
Plan for a secure mounting within a motor control panel, allowing for adequate cooling and access to RS-485 wiring and the IRIG-B URTD interface. Verify enclosure compatibility and ensure wiring harnesses accommodate 8 digital inputs, 5 digital outputs, and 4 analog outputs. Follow the manufacturer’s wiring diagrams and leave space for heat dissipation in high-load motor applications.
The EMR-4000-2A0BB1 supports Modbus and DNP3 RTU over RS-485, enabling reliable integration with SCADA and energy-management systems. Use standard RS-485 terminations and set addressing per system requirements. This capability facilitates remote monitoring, fault reporting, and data logging for proactive maintenance and operational optimization.
Yes, the device is designed for rugged industrial use with conformal coating to resist moisture and contaminants. It provides voltage protection, current protection, and power protection with integrated metering, supporting safer operation and improved energy visibility in demanding facilities such as oil and gas, metals, and chemical processing.
The relay includes voltage, current, and power protection plus metering to monitor load conditions in real time. With 5A/1A phase current capability and internal metering, you can identify inefficiencies, track energy usage, and trigger protective actions before faults escalate, delivering measurable ROI through reduced waste and downtime.
The product follows Eaton’s policy, typically offering one year from installation or eighteen months from shipment, whichever occurs first. For compliance and certification details, contact the manufacturer. This support structure helps stabilize maintenance planning and reduces unexpected replacement costs over the asset lifecycle.