Technician checks variable frequency drive parameters during preventive maintenance
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What Are Variable Frequency Drives (VFDs)?

Estimated reading time: 7 minutes Industrial operations depend on electric motors for almost every moving part on the plant floor. Nevertheless, many of those motors still run at a single, inefficient speed while operators throttle flow…
Brushless servo motor mounted in a robotic welding cell showing encoder and brake options
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Servo Motor Basics, Benefits & Best Practices for Industry

Estimated reading time: 5 minutes Why Every Modern Plant Relies on a Servo Motor Industrial production keeps accelerating. Consequently, designers require motion systems that stop on a dime, change direction instantly, and hold position…
vfd-alter-motor-efficiency

How Will VFDs Alter Motor Efficiency (Pt. 2)

In the past article, we have established that VFDs are useful in applications where the load needs to be driven at various speed. We’ve also seen the ease of how VFDs can be integrated into existing control system. But how do you maximize…
Lenze USA VFD Drives

Lenze USA VFD Drives

Lenze USA is a manufacturer based out of Uxbridge, Massachusetts. Lenze USA is also known as Lenze Americas and AC Tech. Lenze USA manufactures high-performance VFD Drive products used to optimize new and existing machinery. Lenze USA is one…

AC DC Industrial Electric Motors

AC DC industrial electric motors operate by applying alternating current (AC) or direct current (DC) power to its corresponding AC or DC motor. AC DC industrial electric motors are seen in manufacturing equipment and other industrial rotating…
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ABB Drive Repair

ABB drive repair is less expensive and has a quicker turnaround time than ABB drive replacement. ABB will sometimes recommend replacing failed drives instead of repairing them but ABB drive replacement is very expensive. Checking the motor…

Electric Motor Service Factor

What does the electric motor Service Factor really mean? The nomenclature of service factor on an electric motor nameplate is designated by "S.F.". Service factor is a multiplier, which when applied to the rated horsepower, gives the allowable…
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Preventive Maintenance VFD

A VFD (variable frequency drive) controls the speed, torque and direction of an induction motor. A VFD takes fixed motor voltage and AC frequency and converts it to a variable voltage and frequency AC output.  In very small VFDs, a single power…
Eaton VFD Troubleshooting
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Eaton VFD Troubleshooting

Eaton VFD troubleshooting begins with technicians working with the VFD in production. Eaton VFD troubleshooting can be time consuming, so manufacturers tend to keep spare Eaton drives on hand for production lines that cannot afford downtime. When…
Eaton VFD Troubleshooting
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Preventing Electrical Bearing Damage Caused by VFD’s

  FACT: Every motor controlled by a variable frequency drive (VFD) should have bearing protection. WHY?: Variable frequency drives induce voltage to the electric motor's shaft that discharges through the bearings. This voltage can…
Eaton VFD Troubleshooting

SMV Drive

We've Been Servicing the Industrial World Since 1983. Minimize Your Downtime. Maximize Your Productivity. Call Toll Free: 1.877.625.2402 The new Lenze-AC Tech SMVector range of inverter drives offer sophisticated auto-tuning, fast dynamic…
Eaton VFD Troubleshooting

SMV Parameter Setup & High Frequency Output

Setting up SMV Drive Parameters 1. Enter the “edit parameter mode” by: a. With the drive powered up the display should read “Stop”. b.  Press the M key once.  The drive will flash “PASS” then display “0000” c. …