What You Ought to Know When Buying a Variable Frequency Drive
This is a device that is used to adjust the power voltage that is propelled to an electric motor to make it serve the intended purpose. If you are first time buyer of a variable frequency drive machine, you need to do due diligence to ensure you find the best quality, otherwise, this is not an easy task. Here below are some of the important aspects to put into considerations when settling for a variable frequency drive.
When you are going to shop for a variable frequency drive, you need to learn about the requirements of your electric motor. You must learn about the size of your electric motor horsepower before going out to shop for the variable frequency drive, this will ensure that you get the best size of the VFD for your electric motor. Besides the horsepower, it is also essential that you know the full load amps of your motor, you should have them in your fingertips and compare the amps ratings with the VFD you are considering to buy. Before you settle for any VFD device, you need to match the voltage requirements of your electric motor to that of the variable frequency drive you are looking to buy.
Secondly, go online and search for the reviews of different variable frequency drive that people have used. When you’re buying a variable frequency drive for the first time, you are likely to be nervous of the brand to choose, taking your time and learning about what people are saying about the device will make it easier for you. Your colleagues who have bought VFDs before are in the best position to advise you on which one to go for and which one to avoid.
You should ascertain the kind of load ideal for your motor, is it the variable torque or the constant one? When you are looking to use the variable frequency drive on equipment which rely on centrifugal force such a fun and pumps, going for a variable torque is the best option to save energy than the constant torque. A constant torque is ideal; when using equipment such as conveyors and punch presses.
Before settling for a variable frequency drive, you need to look at whether the machine comes with a warrant. The best variable frequency drive that you can buy, is one that comes with manufacturer’s warranty, such a brand of VFD means will be repaired or replaced by the manufacturer’s agent at no cost in case of malfunctioning within a given period. When looking for the best variable frequency drive, look at the above discussion.