Electrical Product Resources

Replacing Contactors in Lighting Control Systems

When you start researching contactors and replacing contactors in your lighting control systems, you’ll notice that there are many different types available, such as general-purpose contactors, motor control contactors, and, of course, lighting contactors. So, what distinguishes lighting contactors? Lighting contactors are specifically designed for controlling lighting systems, making them ideal for applications requiring the …

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How to Replace Contactors in a Central HVAC System

Training

A faulty air conditioner AC compressor or condenser contactor could reduce the effectiveness of your AC system. Here are some common indications of a faulty AC contactor: Inconsistent Cooling or Heating: If your HVAC system isn’t consistently delivering the proper temperature, the contactor could be to blame. A faulty contactor can prevent the compressor from …

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Electrical Contactors Versus Relays in Motors

Training

Electrical relays in motors play an important role in electric motor control circuits. They are small, adaptable devices that play an important role in controlling the flow of energy to a motor. Motor relays are essentially electromagnetic switches. When an electrical current is given to the relay’s coil, a magnetic field is created, which closes …

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Guide to Wiring a Lighting Contactor for Precise Control

Training

Lighting control is critical for increasing energy efficiency and producing an safe environment in situations, including residential, commercial, and industrial settings. Lighting contactors for lighting control are needed for accurate control of lighting systems in facilities and temporary power for a jobsite.. This post will lead you through the procedure of wiring a lighting contactor step by step. Understanding how to connect a lighting contactor is critical for effective and dependable lighting management.

How to Wire Electric Contactors in Electric Motors

Training

Knowing how to wire an electrical contactor in industrial and commercial applications is an important step for managing electric motor operation. This post reviews electrical contactor wiring, how electric contactors work, and introduces standard electrical contactor wiring diagram instructions to help you when selecting and installing Contact Kits and Motor Control Parts.

Electrical Parts for Portable Solar Power Stations

Training

Standard Electrical Parts Converge with Portable Solar Energy The thought of solar power needing electricity is counter intuitive at first, but there’s a symbiotic link between solar power and electricity. Solar panels don’t require electricity to create power from sunlight, but they do require electrical equipment, specifically inverters, to transform the generated direct current electricity …

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Jobsite Temporary Electrical Power Restoring Services After Hurricane Idalia

News

Site Assessment and Selection: Emergency management teams are assessing impacted areas to determine the most suitable locations for setting up temporary power stations. These locations are chosen using factors such as proximity to critical facilities, accessibility, and potential for efficient power distribution. Station Setup: Once sites are identified, temporary power stations are being transported to …

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Temporary, Portable Electric Power Stations in Hawaii Wildfires

News

Deploying Temporary Electrical Power Skids for Firefighting and Emergency Response Local emergency management authorities worked with utility companies and other groups to deploy electric portable power in critical locations for the Pu’u Wa’awa’a Fire. Restoring power was a main goal in fire-affected areas, ensuring emergency services, evacuation centers and communication networks remained operational. Supporting Firefighting …

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Temporary Electrical Power for Natural Disasters

Safety

5 Reasons Temporary Electrical Power is a Lifeline When Disaster Strikes Wildfire Support: Support during wildfire disasters includes power to command centers for battling fires, allowing for real-time observation and communication. Additionally, the skids provide power to portable water pumping stations used to put out fires in remote locations with damaged power infrastructure. They make it easier …

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Temporary Electrical Power for Manufacturing Facility Power Outages Support Productivity and Profit

Training

Temporary Electrical Power for Your Grid, Equipment Failures, Natural Disasters Power Outages Disrupt Profit and Productivity A reliable power supply is essential for successfully operating manufacturing facilities’ advanced equipment and automated production lines. The unexpected power outage interferes with manufacturing procedures, causing delays in completing customer orders and missing delivery deadlines. Companies incur fines and lose …

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Dry Type Encapsulated Power Distribution Transformer Sizes, Applications and Maintenance

Training

Encapsulated Versus Non-Encapsulated Dry Power Transformers Encapsulated (non-exposed) dry-type power distribution transformers, also known as cast-resin transformers, provide better protection, environmental friendliness, and require less maintenance, while non-encapsulated transformers offer flexibility, cost-effectiveness, and potentially higher efficiency. You may also hear them called non-oil filled transformers, a reference to Oil-filled transformers which use liquid for cooling. …

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Installing Electrical Subpanel, Breakers, Wiring for Load Protection and Electrical Safety

Training

An electrical subpanel is a reliable assistant to a main electrical panel. The subpanel distributes the workload by handling specific circuits. The electrical subpanel and the main panel are a dynamic duo that together manage the electrical system. If you’re not experienced with electrical subpanel installation, grounding, load requirements, testing and electrical codes, consult a licensed electrician…

Upgrading, Replacing or Installing Your Electrical Switchboard?

Training

Are you looking into the cost of upgrading, replacing or installing an electrical switchboard for your facility or building power distribution system? This is a big decision, and to understand just how important switchboards are, let’s look at an analogy that helps explain what electric power switchboards are and what they do in your facility.

Replacing or Retrofitting a Lighting Control Panelboard?

Training

If you’re replacing, retrofitting or upgrading a Lighting Control Panelboard, it helps to know that your lighting panelboard will have different installation and maintenance requirements than a power distribution panelboard.

Replacing an Electrical Power Distribution Panelboard?

Training

You’re probably familiar with the electrical distribution panel in your home when your lights have gone out because electrical appliances overloaded the system. In this article we’re going to expand on what you know and look at what’s inside heavy-duty Electric Power Distribution Panelboards in industrial and commercial buildings.

Contactors: Introduction, Types, Functions, and More

Training

Contactors are the unsung heroes of modern-day electrical systems. These often-overlooked devices play a crucial role in keeping our homes, businesses, and industries running smoothly. Contactors are versatile and widely used in industrial, commercial, and residential applications. Some applications you might recognize include electric motors, lighting circuits, and heating and cooling systems. Suffice to say, contactors ensure the safe and reliable operation of electrical systems and equipment…

Panelboards

Guides

Need to add accessories (shunt trips, auxiliary switches, metering options, etc.) to your board? Have provisions and other specifications or preferences for your build? Customization can greatly enhance the functionality and efficiency of your electrical distribution system while ensuring it aligns with your unique needs. Our team can assess your specific requirements and ensure that the customization meets safety and code compliance standards. Let us know what you need and we will help you design a panelboard that meets your specific project requirements.

Sell To Us

Guides

Sell us your used/surplus electrical equipment and make extra cash! Easy transactions, quick payment, and top prices. Why sell your used equipment? Asset liquidation – At any business, there comes a time when a good spring cleaning is necessary. You may find that your business has excess stock or surplus assets that you no longer need. Recycling – The amount of electrical & electronic equipment waste has risen steadily over the last decade…

Temporary Power Solutions

Guides

Our experienced Sales Engineers will help streamline the design process. We will work with our production team to meet your tightest delivery requirements with most temp power orders shipping within 1-2 weeks ARO. With temp power constantly changing, RESA is very flexible and responsive with change orders right up to the ship date. You are not stuck with the material once the job is complete. RESA offers both guaranteed buy-back and rental options to help keep your net costs down.

Contactors

Guides

Relectric offers a wide variety of low voltage contactors. NEMA & IEC standards. Open & enclosed options. For motor circuits, lighting circuits, and control circuits. Popular manufacturers (siemens, general electric, and more). New, used, and recertified (professionally tested with guaranteed performance). A contactor is an electrical device that switches an electrical power circuit on and off. Contactors can switch thousands of amps in low and medium voltage 3-phase systems…

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