The electrical enclosures may be one of the simplest electrical components but it is important that you design it properly. While it may be a simple component to specify, the extensive choices available in the market might overwhelm or confuse you. The most obvious choice might not always be the best in terms of reliability and long-term profitability. At the same time there may be under-rated choices that might turn out be great buys.

Let’s see how to approach enclosure design.

Critical Design Aspects to Keep in Mind

• Material Selection

Plastic or metal are the most popular choices. These groups can be further categorized into polycarbonate, ABS, aluminumpolystyrene, steel or cast iron. Select the material that can withstand the surrounding conditions of the location it will be installed in. Understand your needs and make a decision accordingly.

• Internal Design & Size of Enclosure

Consider the internal design of the enclosure. The design must meet with your requirements. Note the internal and external dimensions to make better use of the space inside, for housing your component. It is also important to take mounting options into account.

• Choosing the Right Metal

Popular choices include:

How many times have you observed your neighbor using a weed-whacker that is connected to a series of four or five extension cords in order to reach the far corner of the yard? Probably plenty of times. When using a series of cords, be sure they are all the same rating, and check with the manufacturer or your local licensed electrical contractor to see if it is safe.

Extension cords are rated by the thickness of the wires inside using a standard known as AWG (American Wire Gauge).