ABB RELION REX615
All-in-one protection for power generation and distribution applications, modular and scalable hardware and software
ABB RELION REX615
ABB Relion REX615 is an all-in-one protection and control relay for power generation and distribution applications in primary and secondary distribution. It represents the next step for ABB’s 615 and 620 series relays. The ABB Relion REX615 provides protection and control for a complete range of applications including feeder, line differential, transformer, machine protection, shunt capacitor, interconnection protection, automatic voltage regulation, voltage protection, busbar protection and arc protection. ABB Relion REX615 is designed fully compliant with the IEC/ANSI and CN standards and offer optimal cyber security, promoting secure connectivity and safeguard our customers’ network.
ABB’s protection and control relays are available for original equipment manufacturers (OEM), panel builders and Engineering, Procurement and Construction (EPCs) partners to incorporate in their own installations or for use in repair, retrofit and upgrade projects.
ABB Relion REX615 leverages the same configuration software as all ABB Relion protection and control products. Relion REX615 offers fully modular and scalable hardware and software to ensure flexible adaptation to changing protection and communication requirements. It also features integrated arc flash protection enabling detection of arc faults in the busbar, circuit breaker and cable compartments. Additionally, Relion REX615 has a unique earth-fault protection portfolio for optimal selectivity, sensitivity and reliability – irrespective of the type of network and fault.
PRODUCT SCOPE
REX615
- Feeder protection
- Bay control
- Transformer protection
- Line distance protection
- Line differential protection
- Motor protection
- Generator protection
- Busbar protection
- Capacitor bank protection
- Voltage protection
- Load-shedding
- Grid automation
- Petersen coil control
- Auto-synchronization
- Interconnection protection
- Arc flash protection
REX640
- Feeder protection
- Bay control
- Transformer protection
- Line distance protection
- Line differential protection
- Motor protection
- Generator protection
- Busbar protection
- Capacitor bank protection
- Voltage protection
- Load-shedding
- Grid automation
- Petersen coil control
- Auto-synchronization
- Interconnection protection
- Arc flash protection
CUSTOMER BENEFITS
Compact Design & Installation
<ul> <li>It fits various medium voltage switchgear types </li> <li>It reduces panel space requirements </li> <li>It simplifies engineering and logistics </li> </ul>Configuration & Commissioning
<ul> <li>Flexible hardware and software: ready-made application packages for convenient and smooth ordering and engineering </li> <li>User friendly PCM600 tool </li> </ul>Protection & Monitoring
<ul> <li>Wide application coverage with one freely configurable device for flexible and cost-effective tailoring to application-specific requirements </li> <li>Fully modular hardware and software: easy and flexible adaptation to changing protection and communication requirements </li> </ul>EXPLORE DIGITAL TOOLS & PRODUCT CONFIGURATORS
Relays-Online
Relays-Online
The digital platform that offers quick access to ABB protection relay tools, product data, technical documentation, and configuration services, streamlining selection, ordering, and support for Medium Voltage solutions.
- Relays-Online
- Partner Hub
- Virtual Training Center
- Tools filter
The ABB web portal that connects end users, customers, and partners to product information, configuration tools, training, and expert support, all in one place to simplify collaboration and accelerate projects. It provides a complete end-to-end self-service journey, from design to order placement.
EXPLORE OUR TOOLS
| Assignment | Application | Description |
|---|---|---|
| Product information | 3D eCatalogue | A visual tool that allows you to explore ABB medium-voltage switchgear in immersive 3D, configure solutions visually, and make informed decisions with instant access to technical details and application insights. |
| Product information | Learning | A digital platform that provides training materials, tutorials, and courses to help you build expertise in ABB products and solutions. Accessible resources support continuous learning, professional development, staying current with the latest innovations, and advancing your professional skills. |
| Configure a product | MV switchgear configurator | The product tool that enables you to create your single-line diagram (SLD), define switchgear configuration details, and instantly access comprehensive technical documentation, making project design and completion faster and more reliable. |
| Configure a product | MV devices configurator | The user-friendly online tool for selecting and configuring ABB Medium Voltage devices (circuit breakers, contactors, ...) with ease and accuracy, helping you customize solutions to fit your specific technical needs. |
| Configure a product | Relays Online | The digital platform that offers quick access to ABB protection relay tools, product data, technical documentation, and configuration services, streamlining selection, ordering, and support for Medium Voltage solutions. |
| Design network/BIM | DOCweb | The ABB online tool for designing electrical MV-LV networks faster and smarter, with real-time calculations, intelligent product selection, automated compliance checks, and instant generation of complete technical documentation, all in just a few clicks. |
| Design network/BIM | BIMagic | The design tool that simplifies the creation and management of Building Information Modeling (BIM) objects for ABB medium-voltage switchgear, streamlining project planning, integration, and ensuring compliance with industry standards. |
EXPLORE DIGITAL TOOLS & PRODUCT CONFIGURATORS
Partner Hub
Learning
A digital platform that provides training materials, tutorials, and courses to help you build expertise in ABB products and solutions. Accessible resources support continuous learning, professional development, staying current with the latest innovations, and advancing your professional skills.
DOCweb
The ABB online tool for designing electrical MV-LV networks faster and smarter, with real-time calculations, intelligent product selection, automated compliance checks, and instant generation of complete technical documentation, all in just a few clicks.
Relays-Online
The online tools that make selecting and customizing ABB Medium Voltage products easier, helping you quickly find the best-fit solution for your technical and application needs, while reducing errors and saving time.
- Partner Hub
- Virtual Training Center
- Tools filter
The ABB web portal that connects end users, customers, and partners to product information, configuration tools, training, and expert support, all in one place to simplify collaboration and accelerate projects. It provides a complete end-to-end self-service journey, from design to order placement.
EXPORE OUR TOOLS
| Assignment | Application | Description |
|---|---|---|
| Product information | 3D eCatalogue | A visual tool that allows you to explore ABB medium-voltage switchgear in immersive 3D, configure solutions visually, and make informed decisions with instant access to technical details and application insights. |
| Product information | Learning | A digital platform that provides training materials, tutorials, and courses to help you build expertise in ABB products and solutions. Accessible resources support continuous learning, professional development, staying current with the latest innovations, and advancing your professional skills. |
| Configure a product | MV switchgear configurator | The product tool that enables you to create your single-line diagram (SLD), define switchgear configuration details, and instantly access comprehensive technical documentation, making project design and completion faster and more reliable. |
| Configure a product | MV devices configurator | The user-friendly online tool for selecting and configuring ABB Medium Voltage devices (circuit breakers, contactors, ...) with ease and accuracy, helping you customize solutions to fit your specific technical needs. |
| Configure a product | Relays Online | The digital platform that offers quick access to ABB protection relay tools, product data, technical documentation, and configuration services, streamlining selection, ordering, and support for Medium Voltage solutions. |
| Design network/BIM | DOCweb | The ABB online tool for designing electrical MV-LV networks faster and smarter, with real-time calculations, intelligent product selection, automated compliance checks, and instant generation of complete technical documentation, all in just a few clicks. |
| Design network/BIM | BIMagic | The design tool that simplifies the creation and management of Building Information Modeling (BIM) objects for ABB medium-voltage switchgear, streamlining project planning, integration, and ensuring compliance with industry standards. |
FREQUENTLY ASKED QUESTIONS
Correct, there will be no more releases for neither the 615 series nor the 620 series. REX615 represents the next step for both series.
There are 12 different application packages and two alternative add-on packages for machine protection.
The name of the application package gives a good indication of its content. To support the selection of application package(s), a document listing all available functions per application package is accessible via ABB Relays-Online.
REX615 represents the next step for both Relion 615 and 620 series relays. REX615 is mechanically identical to the 615 and 620 series relays, the standard-sized relay to 615 and the wide one to 620. Hardware dimensions, modules, wiring connections and mounting kits are the same.
Yes, ABB’s Relion protection and control relays feature a plug-in design that makes performing maintenance or replacement easy. It is also easy to change the relay as requirements change – just modifying it with a software application package.
It is easy to modify ABB Relion’s medium-voltage protection and control relays. It’s simply a question of installing a new software application package to meet the specific need(s).