Eaton EMR-5000-2B1GB0 Motor Relay - Modbus RTU/RS-485

Part Number: EMR-5000-2B1GB0
EMR-5000-2B1GB0
Manufacturer
Eaton
Part number
EMR-5000-2B1GB0
Category

Quick Summary

The Eaton EMR-5000-2B1GB0 motor relay provides advanced motor protection and control for industrial drives in manufacturing and processing lines. Engineers often struggle with reliable protection, diagnostics, and seamless integration when upgrading legacy equipment, leading to unplanned downtime. Certification details are not listed publicly; verify CE, SIL, or IP options with Eaton to ensure plant compliance. This device combines Modbus RTU or DNP3 RTU over RS-485 communication with 5A/1A phase current ratings and removable terminals for streamlined maintenance. By leveraging two analog inputs and multiple digital I/O, it enables precise monitoring and fast fault isolation, delivering measurable uptime improvements and reduced maintenance costs.

Product Information

Extended Description

EMR-5000-2B1GB0 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-5000-2B1GB0
UPC
786679159682
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
IRIG-B Sensitive Ground Input URTD Interface
Modbus / DNP3 RTU
D-Sub / RS-485
Sensing inputs
Voltage Protection and Metering Current Protection and Metering Power Protection and Metering Differential Protection
Zone selective interlocking
1
Frequency rating
50/60 Hz
Mounting method
Semi-flush
Terminals
Removable
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Feature: Flexible analog and digital I/O with 2 analog inputs, 2 analog outputs, 8 digital inputs and 9 digital outputs. Business Impact: Enables richer monitoring, quicker fault detection, and finer control of motor circuits, reducing nuisance trips. Application: Motor protection in complex manufacturing lines and automated systems. Feature: Modbus RTU or DNP3 RTU over D-Sub RS-485 communication. Business Impact: Seamless integration with existing control networks and scalable remote diagnostics. Application: Industrial automation and plant-wide protection schemes. Feature: Sensing inputs including voltage protection, current protection, power protection, and differential protection. Business Impact: Enhanced protection granularity and faster fault localization. Application: Energy management and motor drive protection. Feature: Zone selective interlocking support (ZSIL) with a dedicated interlock channel. Business Impact: Improves selective tripping, limits collateral outages, and simplifies coordination. Application: Power distribution in multi-motor drives. Feature: Removable terminals and semi-flush mounting. Business Impact: Simplifies installation, maintenance, and field retrofits, reducing downtime. Application: Retrofit projects and serviceable field setups. Feature: Compatibility with EMR-4000 base relay and 8–9 I/O architecture. Business Impact: Streamlines upgrades and ensures feature continuity across generations. Application: Upgrading legacy motor protection systems in existing panels.

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FAQs

Begin by mounting the relay in a suitable enclosure using the semi-flush method, then connect the removable terminals for all I/O. Wire the Modbus RTU or DNP3 RTU interface to the RS-485 network via the D-Sub connector, ensuring proper termination and biasing per your control panel standards. After mechanical and electrical connections, configure addresses and baud rate in the device, and validate with a loopback test to confirm reliable communication.
The EMR-5000-2B1GB0 supports 19–300 Vdc and 40–250 Vac input ranges at 50/60 Hz, with current ratings of 5A and 1A for the phase inputs. It includes 2 analog inputs, 2 analog outputs, 8 digital inputs, and 9 digital outputs. These specs enable versatile motor protection schemes, precise monitoring, and flexible integration with Modbus RTU or DNP3 RTU networks, improving protection accuracy and fault diagnostics.
Yes. The EMR-5000-2B1GB0 is designed as a motor protection relay with comprehensive sensing inputs (voltage, current, power, differential) and zone selective interlocking, making it suitable for complex motor protection in automation lines. Its RS-485 communications (Modbus RTU or DNP3 RTU) supports integration with existing control systems, enhancing protection coordination and downtime reduction.
The catalog data indicates Compliances: Contact Manufacturer, so official certification details (CE, SIL, IP ratings) are not publicly listed. For projects requiring specific approvals, consult Eaton to confirm the exact regulatory certifications applicable to your region and application, and obtain the appropriate documentation prior to deployment.
Deploying the EMR-5000-2B1GB0 typically yields measurable uptime improvements due to fast fault isolation and precise motor protection. Removable terminals and modular I/O simplify maintenance and retrofits, reducing downtime during service. Combined with networked diagnostics via Modbus RTU, this can lower maintenance labor costs and extend motor life, delivering a favorable return on investment in automated production environments.