Eaton EMR-4000-2A1HA1 Motor Relay - IEC61850 over Ethernet

Part Number: EMR-4000-2A1HA1
Manufacturer
Eaton
Part number
EMR-4000-2A1HA1

Quick Summary

EMR-4000-2A1HA1 Eaton motor relay provides advanced motor protection for automated manufacturing. Engineers often struggle to integrate relays into Ethernet-based control systems, risking delays and faults. For compliance, confirm CE, IP, and SIL certifications with Eaton; this model supports IEC 61850 over Ethernet and standard Modbus/DNP3 TCP protocols to fit modern automation. In operation, its rich IO, built‑in metering, and zone selective interlocking deliver higher uptime and lower energy costs, with Ethernet connectivity supporting scalable monitoring in industrial automation environments.

Product Information

Extended Description

EMR-4000-2A1HA1 Eaton: Eaton, motor relay, 5A, 1A, Motor, over Ethernet RJ-45, over Ethernet RJ-45, 19-300Vdc, 40-250Vac,Current Protection and Metering,Power Protection and Metering, Sensitive Ground Input,
Product Name
Eaton motor relay
Catalog Number
EMR-4000-2A1HA1
UPC
786679147269
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
IEC 61850
over Ethernet RJ-45
Modbus / DNP3 TCP
over Ethernet RJ-45
Sensing inputs
Power Protection and Metering Voltage Protection and Metering Current Protection and Metering
Zone selective interlocking
1
Ethernet-enabled protection and IEC 61850 integration streamline panel wiring and enable fast, reliable SCADA communication, reducing commissioning time and improving diagnostic clarity in plant networks. The unit provides 8 digital inputs, 5 digital outputs, and 4 analog outputs, delivering richer process signals and versatile local control without added controllers, which simplifies implementation for motor sequencing and condition monitoring. Sensing inputs for Power, Voltage, and Current Protection and Metering offer real-time visibility that supports energy optimization and protective coordination, potentially lowering utility costs and improving uptime. I/O options include Sensitive Ground Input, IRIG-B time synchronization, and URTD Interface, ensuring accurate data logging and robust operation in noisy electrical environments, especially in critical drive applications. Zone selective interlocking (1) enhances fault isolation, reducing downtime and enabling safer, more efficient maintenance across the facility, while a one-year to eighteen-month warranty window provides support during early-stage deployment.

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FAQs

EMR-4000-2A1HA1 plugs into standard Ethernet-based control systems via IEC 61850 over Ethernet and supports Modbus TCP and DNP3 TCP. For a smooth integration, assign a stable IP address, enable the appropriate protocol, and validate timing sync with the IRIG-B option if used. Its 8 digital inputs and 5 digital outputs provide ample I/O for synchronized motor control without adding extra PLC channels.
The unit offers current protection and metering, voltage protection and metering, and power protection and metering, consolidating protective functions and energy monitoring in one device. It supports two phase current references (5A and 1A), enabling compatibility with legacy and modern motor circuits while delivering accurate energy usage data and protective coordination across drives.
This motor relay excels in automated manufacturing, process industries, and any facility leveraging Ethernet-based control. Its IEC 61850 communications, zone selective interlocking, and IRIG-B timing make it ideal for facilities requiring precise fault isolation, synchronized control, and scalable remote monitoring across multiple drives and motor groups.
Official certifications should be confirmed with Eaton; the documentation indicates ā€˜Compliances – Contact Manufacturer.’ Users should request current CE, IP, SIL, and UL/CSA details directly from Eaton to ensure alignment with local regulatory requirements and specific industry standards before installation.
By consolidating protection, metering, and Ethernet-based diagnostics, the EMR-4000-2A1HA1 reduces wiring, panel space, and PLC count, accelerating commissioning and fault diagnosis. The built‑in metering supports energy management and compliance reporting, while the robust warranty and Eaton support framework help minimize downtime and optimize return on investment over the motor fleet’s lifecycle.