How to Shop for the Best Motor Controllers
Buying the best inverter can be a great step you can make. It is never easy to identify and buy the right inverters from the right manufacturer. One of the reasons why it might not be that simple to shop for a top-rated inverter is because there are almost all variables having each system and application. When in such a situation the best thing you should do is to research through the internet as you understand your special needs. Putting into account some essential factors can also guide you on which Variable Frequency Drive to identify and buy for your needs. Make sure you, therefore, keep in mind all the essential factors simplified in this page to make an informed decision. Check out this link to get started.
The full load amperage is among the key guides you should factor into when buying the best inverters. The motors current demands might not be handled by any drive available. You can easily size an inverter through using the full load amperage than using horsepower ratings. You should use the drive ratings for single-phase if are using the single-phase power to feed the drive.
Other than the full load amperage when buying the inverters for your needs you should put into account the application type. The two application types available include constant torque (CT) and variable torque (VT). The right application type you should use for pumps and fans is the variable torque (VT) ratings. If you do not know the right application type to use then you should go with constant torque. Read more about this here.
It is also important to keep in mind the price of the inverter you intend to purchase for your needs. Different inverters are of different prices in the market. Comparing the prices set by different manufacturers in the market for the best Variable Frequency Drive you intend to purchase will help you to easily budget yourself. You are supposed to stick into your budget when buying an inverter for your needs and this is why the best one you should go for is the one that is of a fair price from a reliable manufacturer.
To end with, you should put into account the reputation of the manufacturer. Being that there are so many Variable Frequency Drive manufacturers in the field does not mean all are reputable. You should shop for a VFD from a reputable manufacturer to meet your expectations.
For more information, check out http://en.wikipedia.org/wiki/Variable-frequency_drive.