Regular maintenance is important to keep a variable frequency drive (VFD) operating efficiently and effectively.
Selecting the right type of VFD for the job is the first step. For outdoor applications such as oil and gas operations, irrigation, wastewater treatment and mineral extraction, the correct NEMA-rated enclosures should be specified to protect the VFD from dust, dirt and debris. Once installed, the VFD needs to be kept clean, especially in […]
Why Do Motors Fail?
Electric motors are complex machines with multiple moving parts. They are vulnerable to common performance issues that reduce their life span. Everyone wants their motors to last a long time and knowing the problems that can affect their dependability and operation is important. There are six main issues that can result in premature motor failure. Electrical […]
Across The Line Motor Starters
The simplest type of motor starter is an across the line starter or a direct on line (DOL) starter. It is also the starter that experiences the highest current during the motor starting process. These starters apply the full line voltage to the motor terminals. A DOL motor starter often contains protection devices and in some […]