Eaton ETR-5000-2B0FB1 Transformer Relay - 50/60 Hz

Part Number: ETR-5000-2B0FB1
Manufacturer
Eaton
Part number
ETR-5000-2B0FB1

Quick Summary

Eaton transformer relay is designed to monitor and protect electrical transformers in medium-voltage networks. This device helps engineers deploy robust protection schemes without sacrificing visibility into fault conditions. A common challenge is configuring flexible protection logic that remains reliable under changing load profiles and harsh environments. The ETR-5000-2B0FB1 addresses this by supporting 8 digital inputs, 9 outputs, and modular communication options, including Modbus RTU or DNP3 RTU over fiber optic ST. Compliance details are provided by the manufacturer, and regional certifications may vary; confirm applicability for your site. The unit's URTD interface with IRIG-B timing and optional trip coil monitoring reduces misoperations, while the rugged, conformal-coated boards support long-term uptime in industrial environments.

Product Information

Extended Description

ETR-5000-2B0FB1 Eaton: Eaton transformer relay, Modbus RTU or DNP3 RTU , 5A, 1A, 40-250 Vac, 19-300 Vdc, 8, 9,Transformer, 19-300Vdc, 40-250Vac, 50/60 Hz, Projection,Trip Coil Monitor, IRIG-B, Trip Coil Monitor, URTD Interface
Product Name
Eaton transformer relay
Catalog Number
ETR-5000-2B0FB1
UPC
786679156674
Product Length/Depth
8.06 in
Product Height
8.7 in
Product Width
9.72 in
Product Weight
9.3 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
Transformer
Type
Transformer relay
Product Category
Transformer protection relay
Analog inputs
2
Analog outputs
2
Base relay
ETR-4000
Conformal coating
Conformal Coated Circuit Boards
Communication
Modbus RTU or DNP3 RTU over Fiber Optic ST
Current sensing inputs
2
Digital inputs
8
Digital outputs
9
I/O options
URTD Interface IRIG-B Trip Coil Monitor
Modbus / DNP3 RTU
over fiber optic ST
Phase current
5A, 1A
Sensing inputs
Differential Protection Current Protection and Metering Voltage Protection and Metering Power Protection and Metering
Zone selective interlocking
2
Number of inputs
8
Number of outputs
9
Power supply range
19-300Vdc, 40-250Vac
Frequency rating
50/60 Hz
Power consumption
40-250 Vac, 19-300 Vdc
Number of inputs
8
Number of outputs
9
Power supply range
19-300Vdc, 40-250Vac
Power consumption
40-250 Vac, 19-300 Vdc
Frequency rating
50/60 Hz
Terminals
Removable
Mounting method
Projection
Voltage sensing inputs
1
Terminals
Removable
Feature → Business Impact → Application: 8 digital inputs and 9 outputs enable comprehensive protection and metering within a single package, reducing panel space and wiring costs while improving fault visibility and coordination in transformer protection schemes for substations and industrial plants. This directly supports faster fault isolation and data-driven maintenance planning; suitable for industries requiring tight protection loops and precise event logging. Feature → Business Impact → Application: Modbus RTU or DNP3 RTU over Fiber Optic ST delivers robust, low-noise communications in electrically noisy environments, enabling secure remote monitoring, diagnostics, and control without compromising signal integrity across long distances in substation enclosures. Application: ideal for remote transformer banks where fiber-based comms reduce conduit runs and susceptibility to EMI. Feature → Business Impact → Application: Conformal coated circuit boards and removable terminals increase reliability in harsh environments and simplify field wiring and retrofits, cutting commissioning time and support calls. Application: retrofit projects and new builds with demanding humidity, dust, or chemical exposure. Feature → Business Impact → Application: I/O options URTD Interface, IRIG-B timing, and Trip Coil Monitor enhance synchronization, coordinated tripping, and accurate event timestamps, improving protection accuracy and post-trip analysis. Application: critical protection tiers in high-availability substations. Feature → Business Impact → Application: Power supply range of 19-300 Vdc and 40-250 Vac plus 50/60 Hz operation allows flexible integration with diverse electrical architectures, reducing the need for multiple subsystems and enabling quicker deployment across varied facilities. Application: mixed-architecture plants and retrofit projects seeking a single, versatile relay.

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FAQs

The unit uses a projection mounting method and removable terminals, enabling straightforward panel installation and wiring. Conformal coating on circuit boards improves reliability in harsh environments, while the base ETR-4000 compatibility provides a familiar integration path for existing protection schemes. In practice, plan for a clean wiring harness and label inputs to speed commissioning and future maintenance.
Configure communication over fiber optic ST as specified, selecting Modbus RTU or DNP3 RTU based on your SCADA. Use the 8 digital and 2 analog inputs to gather essential transformer data, and route critical alarms to the control room. Ensure proper timing synchronization with IRIG-B if time-stamped events are required, and test fault scenarios to validate secure, low-latency data exchange.
Yes, the device lists Zone Selective Interlocking as an available feature (value 2), supporting fast selective tripping to minimize system-wide outages. When deploying, ensure proper coordination with feeder relays and confirm the URTD interface and IRIG-B timing are configured to align trip signals with network-wide protection logic. This reduces fault impact and improves reliability in multi- transformer configurations.
Compliances are provided by the manufacturer and may vary by region. Before deployment, verify CE markings, IP enclosure ratings, and any region-specific regulatory approvals with Eaton or your distributor. Confirm warranty terms (25-000 policy) and that installation meets local electrical codes. This reduces risk of non-compliance during audits and ensures long-term uptime.
The unit ships with a one-year warranty from installation or 18 months from shipment, whichever occurs first, limiting upfront risk. ROI comes from reduced panel wiring, fewer discrete devices, faster commissioning, and improved protection coordination. For support, rely on Eaton’s documentation, including the E-series specification sheet, and consult authorized service providers for on-site commissioning and preventive maintenance plans.