To select a buck-and-boost transformer, which resource should you utilize?

Selecting a buck-and-boost transformer requires precise specifications for the transformer's capabilities in modifying voltage levels. The most reliable resource for this purpose is the chart provided by the manufacturer. These charts typically contain detailed information about the transformer's ratings, performance characteristics, and appropriate applications.

By using the manufacturer's chart, you will access critical data like voltage adjustment ranges, kVA ratings, and specific design features unique to that particular model. This information is essential in ensuring that the transformer you select can effectively meet the requirements of the application in which it will be used.

Other resources, such as online databases, appliance manuals, and industry journals, may provide useful information and general guidelines, but they do not typically offer the same level of detailed, specific data that a manufacturer’s chart does. Manufacturer charts are tailored to the specific products they represent and will give you the most accurate information when selecting the correct buck-and-boost transformer for a particular electrical system.