When a production line goes down in the middle of a shift, every minute costs you. Orders slip, staff stand around waiting, and customers start calling. The frustrating part? In many facilities, the cause isn't a dramatic failure. It's a loose connection that's been heating up for months, a motor starter that finally gave out, or a panel that was never meant to carry today's load.
A reliable London electric company with experienced industrial electricians can help you find those weak points before they shut you down. In this guide, we'll cover what an industrial electrician does, what causes most unplanned shutdowns, and how to build a maintenance plan that keeps your facility running.
An industrial electrician works on the systems that power manufacturing plants, warehouses, processing facilities and other heavy-use sites. That includes power distribution, motors, drives, control panels and the wiring that connects production equipment.
Commercial electrical work usually focuses on lighting, outlets and building systems in offices and stores. Industrial work goes further:
That's why it pays to hire someone with real industrial experience, not just general electrical knowledge.
Vibration from machinery can slowly loosen electrical connections. A loose connection creates resistance, resistance creates heat, and heat eventually leads to failure. It often happens quietly until the day something trips or burns out.
Contactors, starters and relays wear out with use. In a busy facility, parts that switch on and off hundreds of times a day won't last forever.
Many facilities add equipment one machine at a time. Over the years, a panel that was sized properly at the start can end up carrying far more than it was designed for.
Dust, moisture and temperature swings can damage components and insulation faster than normal.
A thermal imaging camera shows heat. When an industrial electrician scans your panels while they're under load, hot spots from loose or failing connections stand out clearly. Problems can then be fixed during planned downtime. Ask whether your electrician offers this service.
Many facilities have natural shutdown windows, such as holidays or scheduled maintenance days. That's the ideal time to tighten connections, clean equipment, test protective devices and replace worn parts.
Picture a plant that added three new machines over five years without updating its single-line drawing (a map of how power flows through the building). When something fails, the electrician has to trace wires before they can even start the repair. Current drawings and clear panel labels save valuable time in an emergency.
Variable frequency drives (VFDs) control how fast a motor runs. They allow motors to start gently instead of all at once, which reduces wear and can lower energy use.
Older control systems can be hard to repair when replacement parts are no longer made. Planning an upgrade before a failure is far less stressful than scrambling for parts during one.
Warehouses and plants with high ceilings often benefit from LED high bays. They use less energy and last longer, which means fewer lift rentals just to change a bulb.
If you're planning new equipment or an expansion, have your electrical system reviewed early. It's much easier to plan capacity than to work around a panel that's already full.
Industrial electrical systems carry serious risks. Arc flash, a sudden and dangerous burst of energy from an electrical fault, can cause severe injuries. A qualified industrial electrician follows lockout and tagout procedures and workplace electrical safety practices, such as those set out in CSA Z462, the Canadian standard for workplace electrical safety.
Good safety practices protect your team and the electrician. They also help keep your facility in line with Ontario workplace safety requirements.
Ask about work with three-phase power, motors, drives and control systems in facilities like yours.
Confirm their ESA licence and ask for proof of insurance before any work starts.
Ask how quickly they can respond when something goes down, and how they handle after-hours calls.
The right partner schedules work around your shifts and shutdowns, not the other way around.
Unplanned downtime is expensive, but much of it can be prevented. Regular inspections, smart upgrades and good records all help your equipment run when you need it to.
Partnering with a London electric company that understands industrial systems gives you a team that knows your facility and plans ahead. With the right industrial electrician on your side, you'll spend less time reacting to problems and more time running your operation.
Our licensed electricians in London, Ontario can inspect your facility and build a maintenance plan around your production.