Eaton EMR-4000-2A0GB0 Motor Relay - IRIG-B
Part Number: EMR-4000-2A0GB0
Quick Summary
Eaton motor relay EMR-4000-2A0GB0 provides integrated motor control and protection for industrial drives. Engineers often wrestle with combining protection, metering, and robust I/O in space-constrained panels, leading to wiring complexity and longer commissioning times. Certification details are provided by the manufacturer; verify CE marking, IP ratings, and SIL levels in Eaton's official specification sheet before deployment. By uniting motor control, metering, and diagnostics in a single device, EMR-4000-2A0GB0 reduces panel clutter and speeds startup while maintaining safety and reliability. This solution supports IRIG-B timing and Modbus/RS-485 communication, enabling seamless integration with modern automation architectures and enhancing plant uptime and operational visibility.
Product Information
Extended Description
EMR-4000-2A0GB0 Eaton: Eaton, motor relay, 5A, 1A, Motor, D-Sub / RS-485, Conformal Coated Circuit Boards, 19-300Vdc, 40-250Vac, Current Protection and Metering,Power Protection and Metering,Voltage Protection and Metering, IRIG-B
Product Name
Eaton motor relay
Catalog Number
EMR-4000-2A0GB0
UPC
786679147672
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
D-Sub / RS-485
Sensing inputs
Power Protection and Metering Current Protection and Metering Voltage Protection and Metering
Zone selective interlocking
1
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Programming an Eaton E-Series Relay, Step 4: Advanced Configuration with PowerPort-E
Eaton Specification Sheet - EMR-4000-2A0GB0
Feature: Eight digital inputs and five digital outputs, plus four analog outputs, give direct control and status feedback within a single device. Business impact: reduces wiring complexity and panel count while improving diagnostics, leading to faster commissioning and lower labor costs. Application: motor-driven conveyors, pumps, and automated machinery. Feature: Phase current options of 5A and 1A support embedded current protection and metering without extra modules. Business impact: enables precise energy monitoring and safeguards against overloads, improving equipment reliability. Application: motor protection schemes in industrial drives and energy-intensive manufacturing lines. Feature: D-Sub RS-485 Modbus/DNP3 RTU communications provide rugged fieldbus connectivity. Business impact: simplifies integration with SCADA and MES systems, reducing integration risk and wiring. Application: remote monitoring of motor relays in distributed plants and utility-scale equipment. Feature: IRIG-B URTD interface option enables time synchronization and accurate event sequencing. Business impact: improves protection coordination and fault analysis, shortening MTTR. Application: mixed-technology plants requiring precise timing, sync with PLCs, and turbine controls. Feature: Conformal-coated circuit boards enhance resilience against moisture, dust, and temperature cycling. Business impact: extends service intervals and protects critical logic in harsh environments. Application: outdoor or chemically challenging areas, such as oil & gas, mining, and steel mills. Feature: Sensing inputs deliver Power Protection, Current Protection, and Voltage Protection and Metering in one device. Business impact: ensures comprehensive safety and visibility, enabling compliance with internal electrical standards. Application: motor control centers, switchgear, and protection panels. Feature: Zone selective interlocking capability supports fast fault isolation. Business impact: minimizes electrical disturbance, reduces equipment wear, and improves plant uptime. Application: heavy-duty motor control in packaging lines, plastics, and paper machines. Feature: Compact enclosure footprint and documented dimensions (8.06 in depth, 9.72 in width, 8.7 in height, weight 9.259 lb) simplify cabinet planning and installation. Business impact: reduces space, accelerates mounting, and lowers installation risk. Application: retrofit projects and new builds in automated facilities.
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FAQs
EMR-4000-2A0GB0 uses D-Sub RS-485 for Modbus/DNP3 RTU communication. Connect the device to your PLC or SCADA network using standard RS-485 wiring, observe proper termination and biasing, and configure address and baud rate in the Eaton PowerPort-E or compatible software to ensure reliable data exchange.
The relay provides eight digital inputs, five digital outputs, and four analog outputs, enabling direct motor control and status feedback within a compact enclosure. Verify panel space, verify voltage ranges (19-300Vdc, 40-250Vac as noted), and ensure control wiring conforms to your IEC/UL practices. The IRIG-B timing option supports synchronization with other timing-enabled devices.
Yes, the unit supports zone selective interlocking (ZSI) with a 1-channel implementation, enabling faster fault isolation and reduced wear on powered equipment. This improves uptime in high-demand environments like packaging, plastics, and paper manufacturing by limiting disturbance to unaffected sections.
Current data indicates compliance information is provided by the manufacturer. Confirm CE marking, IP ratings, and SIL levels from Eaton's official specification sheet (EMR-4000-2A0GB0) before installation to ensure regulatory alignment for your region and application.
Eaton’s policy 25-000 provides a one-year warranty from installation or eighteen months from shipment, whichever occurs first. This, together with published datasheets and access to Eaton technical resources, supports long-term reliability and predictable total cost of ownership for motor protection systems.