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Selecting Wire and Cable to Meet NFPA 79 Requirements—A Brief Overview

Posted on 11/4/19 8:00 AM

For those manufacturers who are unfamiliar with North American NFPA 79 requirements, simply finding out they need to meet these requirements for a product they are building or preparing to install can cause a considerable state of confusion. This is especially true for foreign manufacturers importing products into North America and for manufacturers venturing into this product field for the first time or who are installing new equipment from abroad.

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Topics: cable, electrical safety, NFPA 79

Defining IP 65 and NEMA 12/4 Enclosure Ratings

Posted on 10/7/19 6:59 AM

Dirt, dust, water—all “adversaries” of electrical products due to the potential damage they can cause. To help protect products from these elements, the International Electrotechnical Commission (IEC) and the National Electrical Manufacturers Association (NEMA) have created classification systems designating different degrees of protection, depending on the application, for enclosures of electrical equipment.

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Topics: electrical safety, designing for export, ingress protection, NEMA 12/4 Enclosure Ratings

Importance of Knowing the Recommended Minimum Bend Radius for Cable

Posted on 9/9/19 7:24 AM

Cable is made up of different components which all need to work together to be effective in whatever product it is a part of, such as a power cord or cord set. If one of the components within the cable becomes damaged in some way, it can directly affect the product. That is why it is important to know the recommended minimum bend radius for the cable being used.

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Topics: cable, electrical safety, product design

Switches: Markings, Types, and Safety Considerations

Posted on 7/15/19 7:57 AM

From being used on a vacuum cleaner to being used on a life-support machine, the purpose of a switch is to open and close a circuit. A switch is used when incoming power in an electrical product design needs to be controlled. Opening a circuit (turning a device OFF) is achieved by breaking the connection. This interrupts the current flow. Closing the circuit (turning a device ON) allows the current to flow again.

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Topics: electrical safety, product design, switches

Safety Sense with Cords

Posted on 3/25/19 7:56 AM

Safety needs to be a priority when using a power cord or cord set. Cords that are broken or damaged in some way can become a fire hazard or cause an electrical shock.

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Topics: electrical safety, cord set, power cord, OSHA

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