Eaton EBR-3Z-2B0EB0-B Bus differential relay - Profibus-DP
Part Number: EBR-3Z-2B0EB0-B
Quick Summary
The Eaton Bus differential relay is designed to deliver fast feeder protection for industrial electrical networks. It detects differential currents across feeder circuits to isolate faults quickly, reducing downtime and equipment damage. Operators often struggle with nuisance trips and slow fault isolation under varying load conditions; this model addresses that by supporting a broad power-supply range and rugged construction. While formal certifications should be confirmed with the manufacturer, devices in this class commonly align with industry standards and safety expectations. Its Profibus-DP communication interface enables seamless integration into automation architectures, while the removable terminals and standard mounting simplify installation and future upgrades. This combination translates to reliable protection, improved uptime, and lower total cost of ownership for plants.
Product Information
Extended Description
EBR-3Z-2B0EB0-B Eaton: Eaton, Bus differential relay, EBR-3000, 40-250 Vac, 19-300 Vdc, Bus relay, Profibus-DP (RS485/D-SUB interface), 40-250 Vac, 19-300 Vdc, 8, 6,Feeder19-300Vdc, 40-250Vac, 10W/17VA, 5 A ac / dc, 50/60 Hz, Standard mount, -20° to 60°C
Product Name
Eaton Bus differential relay
Catalog Number
EBR-3Z-2B0EB0-B
UPC
786679194812
Product Length/Depth
7.49 in
Product Height
8.62 in
Product Width
13.64 in
Product Weight
12.7 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
Feeder
Type
Bus differential relay
Product Category
Bus relay
Analog inputs
0
Analog outputs
0
Base relay
EBR-3000
Burden
10 W / 17 VA
Conformal coating
Conformal Coated Circuit Boards
Communication
Profibus-DP (RS485 / D-SUB interface)
Current sensing inputs
1
Digital inputs
8
Digital outputs
6
Zone selective interlocking
0
Number of inputs
8
Number of outputs
6
Power supply range
19-300Vdc, 40-250Vac
Power consumption
40-250 Vac, 19-300 Vdc
Power supply
40-250 Vac, 19-300 Vdc
Frequency rating
50/60 Hz
Mounting method
Standard
Terminals
Removable
Contact Rating
5 A ac / dc
Operating temperature
-20° to 60°C
Voltage sensing inputs
0
Broad power compatibility enables deployment across facilities with mixed AC/DC networks, delivering flexible feeder protection with minimal rewiring. Feature → Business Impact → Application: The device supports 40-250 Vac and 19-300 Vdc input ranges, enabling use on diverse power rails and reducing the need for multiple relays, ideal for retrofit projects in manufacturing lines. Feature → Business Impact → Application: Eight digital inputs and six digital outputs provide versatile signaling and control, improving fault indication, interlock capability, and panel intelligence in process facilities. Feature → Business Impact → Application: Profibus-DP RS485 / D-SUB interface ensures reliable, deterministic communication with PLCs and SCADA, accelerating setup and reducing commissioning time in automation environments. Feature → Business Impact → Application: Removable terminals and standard mounting simplify field wiring and future maintenance, lowering labor costs during upgrades and spares handling. Feature → Business Impact → Application: Conformal coating and a wide operating range (-20°C to 60°C) boost reliability in harsh plants, from factories to data centers, supporting long service life with less downtime. Feature → Business Impact → Application: The 5 A contact rating and 10 W / 17 VA burden deliver robust switching with manageable energy use, optimizing power integrity in feeder protection tasks.
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FAQs
Install on standard mounting rails, then connect the removable terminals for wiring. Wire 8 digital inputs and 6 digital outputs according to your control scheme, provide 40-250 Vac or 19-300 Vdc power, and attach the Profibus-DP RS485 interface. Maintain proper routing and shielding for reliable communication and test operation across -20°C to 60°C.
Power supply range is 40-250 Vac or 19-300 Vdc with 50/60 Hz capability. Current rating is 5 A (AC/DC), burden is 10 W / 17 VA, digital inputs 8, digital outputs 6, and the device uses Profibus-DP RS485 for communication.
Yes. Its eight digital inputs and six digital outputs support control and signaling for feeder protection tasks, with a broad power range and rugged temperature tolerance (-20°C to 60°C). The Profibus-DP interface allows rapid integration into factory automation systems, enabling fast fault isolation and uptime improvements.
Compliances are listed as Contact Manufacturer. For planning and safety assurance, verify current certifications with Eaton or your compliance team; typical installations prioritize CE/UL alignment and IP-rated enclosures based on your plant requirements.
The relay reduces downtime through rapid fault isolation, minimizes nuisance trips with robust protection logic, and simplifies wiring via removable terminals and standard mounting. Combined with easy PLC integration via Profibus-DP, this can lower maintenance costs and extend equipment life, delivering tangible ROI in uptime and reliability.