ReliaGear® Switchboards

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Electrical Switchboards for Commercial and Industrial Power Distribution

ReliaGear® switchboards offer a safer, smarter, and more sustainable approach to power distribution. Built for maximum reliability, these electrical switchboards combine ABB’s advanced circuit breaker technology with modular component design to reduce installation times, drive efficiency, and improve safety across industrial and commercial facilities.

Electrical switchboards (SWBD) distribute power safely across multiple circuits within a facility, ensuring efficient and reliable energy management. Housing protective breakers or fuses, switchboards prevent overloads of low-voltage circuits and keep electrical networks safe.  Switchboards also house a reduced energy let-through (RELT) switch, also referred to as an Energy-Reducing Maintenance Switch (ERMS), Maintenance Mode Switch (MMS), or an isolation/safety switch. This safety feature provides an alternate low-voltage setting for maintenance work, protecting engineers from potential arcs by significantly reducing the energy available.

ReliaGear switchboards feature groundbreaking SACE® Emax power circuit breakers or SACE® Tmax® XT plug-in MCCBs, delivering unmatched performance, control, and energy efficiency for a safer, more reliable design.

ReliaGear switchboards combine modular plug-in design, single-tool simplicity, and fast breaker installation, saving time, labor, and cost.

ReliaGear switchboards are available up to 6,000 A and 600 VAC. Plug-in group-mounted distribution sections allow for devices, such as circuit breakers and surge protective devices, to be installed anywhere on the bus stack.

ReliaGear switchboards are suitable for all Canadian utilities and any other geography with NEMA 1 and NEMA 3R enclosure requirements.


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Frequently Asked Questions



What is an electrical switchboard (SWBD), and how does it work?

An electrical switchboard is the central point where incoming power is distributed throughout a facility. It safely routes electricity from a main source across multiple circuits, using breakers and control components to protect connected equipment from faults or overloads.


How is a switchboard different from a panelboard or switchgear (SWGR)?

The main differences come down to scale and application. Switchboards are used to centrally distribute and manage large amounts of power across commercial and industrial facilities, whereas panelboards serve smaller downstream circuits. Switchgear, on the other hand, is used for significantly higher-voltage, heavy-duty systems, such as those found in power plants or substations, and includes more advanced protection and controls.

As a result, there are also important technical and compliance differences. Switchboards and panelboards are typically built to UL and CSA standards with more flexible, group-mounted configurations, whereas switchgear follows different standards, has stricter code requirements, a larger physical construction, and is tested to withstand higher fault conditions.


What industries commonly use ReliaGear® Switchboards?

Wherever you need to bring power into a site - whether it’s a plant, building, data center, or utility - ABB ReliaGear® switchboards help you do it safely while protecting your equipment.


What is the difference between ReliaGear® Switchboards and traditional switchboards?

A brand you can trust for safe and smart operations. With the ReliaGear® switchboards, safety is further improved, supported by a modular plug-in design that simplifies setup and maintenance, along with advanced circuit breaker technology for improved performance and control.


Are ReliaGear® Switchboards certified to Canadian electrical standards?

Yes. ReliaGear® switchboards are designed and tested to meet Canadian electrical standards, including CSA requirements for low-voltage electrical distribution equipment. CSA C22.2 No. 244 and UL 891 are harmonized standards, following similar technical requirements, testing methods, and performance criteria. ReliaGear® switchboards are cUL labelled and thoroughly checked and inspected to ensure compliance.

Detailed certification information can be found on the relevant product pages.


What is the difference between CSA C22.2 No. 244 and No. 31?

These standards apply to different types of equipment. CSA C22.2 No. 244 specifically covers switchboards rated up to 1,000V and is the appropriate standard for switchboard applications, whereas CSA C22.2 No. 31 applies to switchgear assemblies up to 46kV. If you have any doubts or questions about the appropriate standards to use, reach out to ABB and we’ll happily guide you through the process.


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