Eaton ETR-5000-2B2CB1 Transformer Relay - Modbus TCP
Part Number: ETR-5000-2B2CB1
Quick Summary
The Eaton transformer relay ETR-5000-2B2CB1 is a robust protection device that safeguards transformers in substation and industrial power systems. Engineers often struggle with integrating protection relays into SCADA and plant networks, but this model supports Ethernet-based Modbus TCP or DNP3 TCP/UDP for seamless data access. Compliance details vary by region and model; consult the Eaton datasheet to confirm CE marking, SIL options, and any IP ratings for your installation. Coupled with its 8 digital inputs, 9 digital outputs, and 2 analog channels, this relay helps reduce fault diagnosis time and improve transformer protection reliability in demanding environments. Designed for OEMs and service teams, it delivers remote monitoring, diagnostics, and secure communication, enabling faster response and reduced downtime.
Product Information
Extended Description
ETR-5000-2B2CB1 Eaton: Eaton, transformer relay, ETR-4000, Transformer protection relay,5A, 1A, 40-250 Vac, 19-300 Vdc, 8, 9,Transformer, over Ethernet RJ-45,19-300Vdc, 40-250Vac, 50/60 HzSensitive Ground InputTrip Coil Monitor
Product Name
Eaton transformer relay
Catalog Number
ETR-5000-2B2CB1
UPC
786679157275
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 TCP or DNP3 TCP/UDP over Ethernet RJ45
Current sensing inputs
2
Digital inputs
8
Digital outputs
9
I/O options
Sensitive Ground Input IRIG-B URTD Interface Trip Coil Monitor
Modbus / DNP3 RTU
over Ethernet RJ-45
Phase current
5A, 1A
Sensing inputs
Power Protection and Metering Current Protection and Metering Differential Protection Voltage 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
Power metering, monitoring and diagnostics products for OEMs
Power metering, monitoring and diagnostics products for OEMs
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Programming an Eaton E-Series Relay, Step 2: Getting Started with PowerPort-E
Eaton Specification Sheet - ETR-5000-2B2CB1
The ETR-5000-2B2CB1 provides flexible I/O and straightforward commissioning, which translates to quicker project starts and lower wiring complexity in transformer protection schemes. Its eight digital inputs, nine digital outputs, and two analog channels enable comprehensive protection logic and real-time status reporting, reducing miscoordination and enabling precise control of transformer assets in substations and OEM installations. Ethernet-based communications via Modbus TCP or DNP3 TCP/UDP simplify integration with SCADA, energy management systems, and remote diagnostics, delivering faster fault identification and improved uptime. The unit supports power supply ranges of 19-300 VDC and 40-250 VAC with 50/60 Hz timing, ensuring compatibility across diverse plant electrical systems and minimizing installation constraints. Optional I/O features such as Sensitive Ground Input, IRIG-B timing, URTD interface, and Trip Coil Monitor enhance monitoring fidelity and fault response. Conformal coated circuit boards and removable terminals improve field reliability and ease maintenance in harsh environments, while a base relay (ETR-4000) provides a familiar upgrade path for retrofits. Overall, the model combines rugged construction with rich protection capabilities to meet the needs of transformer protection specialists seeking measurable efficiency gains and regulatory alignment.
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FAQs
Begin by verifying signal compatibility with your control system (Modbus TCP or DNP3 TCP/UDP over Ethernet RJ-45). Use the removable terminals for straightforward wiring of the eight digital inputs, nine outputs, and two analog channels, and ensure the 19-300 VDC or 40-250 VAC supply is within specification. The device is designed to mount using projection mounting for quick field deployment and uses a base relay lineage (ETR-4000) to simplify retrofit paths.
Key specs include eight digital inputs, nine digital outputs, two analog inputs, two analog outputs, and a dual-supply range of 19-300 VDC or 40-250 VAC with 50/60 Hz operation. It supports Modbus TCP or DNP3 over Ethernet RJ-45 for remote communication, and sensing inputs cover Power Protection, Metering, Differential, and Voltage Protection, enabling comprehensive transformer protection logic.
Yes. The ETR-5000-2B2CB1 is designed for transformer protection in both substation and OEM applications, offering robust protection channels, Ethernet connectivity for seamless SCADA integration, and options like IRIG-B timing and Trip Coil Monitoring to support precise fault response in demanding environments.
Compliances are provided by the manufacturer and can vary by region and configuration. For exact certifications such as CE marking, SIL options, or IP ratings, refer to the Eaton datasheet or contact Eaton support to confirm the configuration that applies to your installation.
The ETR-5000-2B2CB1 includes conformal coating for harsh environments, a Trip Coil Monitor, and Sensitive Ground Input options, all of which reduce field failures and improve diagnostic confidence. Remote monitoring and diagnostics via Ethernet connectivity shorten maintenance cycles and enable faster issue resolution, delivering measurable uptime gains and a favorable return on investment over traditional relay deployments.