Eaton EMR-5000-2B1GA0 Motor Relay - Modbus RS-485

Part Number: EMR-5000-2B1GA0
EMR-5000-2B1GA0
Manufacturer
Eaton
Part number
EMR-5000-2B1GA0
Category

Quick Summary

Eaton motor relay EMR-5000-2B1GA0 is a versatile protection relay for motor circuits in industrial automation. It integrates protection, monitoring, and communication in a single device to help engineers reduce wiring complexity and speed diagnostics. The system supports 50/60 Hz operation and RS-485 based Modbus RTU or DNP3 RTU networks, enabling scalable control and remote visibility. For compliance, verify exact certifications with Eaton, including CE conformity, IP-rated packaging, and SIL-ready functionality where applicable. Beyond protection, this relay delivers tangible business value through flexible I/O, removable terminals, and easy retrofits, supporting faster commissioning and smoother upgrades across manufacturing lines, pumps, fans, and process equipment.

Product Information

Extended Description

EMR-5000-2B1GA0 Eaton: Eaton, motor relay, EMR-4000, 19-300 Vdc, 40-250 Vac, Motor protection relay, Modbus RTU or DNP3 RTU over D-SUB / RS485, 5A, 1A, 8, 9, Removable, Motor, D-Sub / RS-485, 19-300Vdc, 40-250Vac, 50/60 Hz , Sensitive Ground Input
Product Name
Eaton motor relay
Catalog Number
EMR-5000-2B1GA0
UPC
786679159583
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
2
Communication
Modbus RTU or DNP3 RTU over D-SUB / RS485
Phase current
5A, 1A
Analog outputs
2
Digital inputs
8
Digital outputs
9
I/O options
Sensitive Ground Input IRIG-B URTD Interface
Modbus / DNP3 RTU
D-Sub / RS-485
Sensing inputs
Current Protection and Metering Power Protection and Metering Voltage Protection and Metering Differential Protection
Zone selective interlocking
1
Frequency rating
50/60 Hz
Mounting method
Semi-flush
Terminals
Removable
Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Introduction to Eaton's E-Series Relay, Step 1: Physical Connections Eaton Specification Sheet - EMR-5000-2B1GA0 Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Flexible I/O and RS-485 Modbus/DNP3 communication enables centralized monitoring and control. Business Impact: Reduces wiring, accelerates SCADA integration, and improves fault diagnosis. Application: Motors on conveyors and pumps in automated lines benefit from real-time status and remote diagnostics. Feature: Wide voltage acceptance (19-300 Vdc / 40-250 Vac) and 50/60 Hz compatibility. Business Impact: Supports mixed supply environments and simplifies power sourcing planning. Application: Industrial facilities with diverse drives and power rails gain installation flexibility. Feature: Comprehensive sensing with current, power, voltage, and differential protection. Business Impact: Improves protection accuracy and fault discrimination, lowering unplanned downtime. Application: Critical motor loads in process industries benefit from precise protection and metering. Feature: Zone Selective Interlocking and 2 analog + 2 digital I/O, 8 DI / 9 DO. Business Impact: Optimizes tripping coordination and expands control schemes, reducing outage scope. Application: Large motor drives and multi-machine setups in manufacturing and water treatment. Feature: Removable terminals and EMR-4000 base relay compatibility. Business Impact: Simplifies installation, maintenance, and future upgrades with minimal panel downtime. Application: Retrofit projects and new installations seeking rapid commissioning. Feature: Modbus RTU or DNP3 RTU over D-Sub RS-485. Business Impact: Smooth integration with existing SCADA/RTU networks, enabling centralized monitoring. Application: Plant-wide motor protection schemes with remote access.

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FAQs

This Eaton motor relay supports Modbus RTU or DNP3 RTU over RS-485, enabling straightforward integration with common SCADA and RTU systems. Ensure your network address scheme and terminal strip wiring align with the EMR-4000 base relay and removable terminals for quick panel installation.
The device provides 2 analog inputs, 2 analog outputs, 8 digital inputs, and 9 digital outputs. It accepts 19–300 Vdc or 40–250 Vac, operates at 50/60 Hz, and includes zone selective interlocking to optimize protection coordination in multi-motor environments.
Yes. With current, power, voltage, and differential protection sensing, plus comprehensive metering options, the EMR-5000-2B1GA0 provides robust motor protection, reliable tripping coordination, and remote monitoring capabilities ideal for conveyors, pumps, and pump-driven processes.
Compliances are managed by the manufacturer; confirm exact CE, IP rating, and SIL-related capabilities with Eaton for your region and application. The product includes standard warranty terms and a documented protection feature set that supports safety and reliability requirements.
Removable terminals, EMR-4000 compatibility, and modular I/O simplify wiring changes and retrofits, reducing commissioning time and field downtime. Integrated protection, metering, and remote communication help diagnose faults faster, potentially lowering maintenance costs and improving overall line uptime.