Close-up of a Class A GFCI outlet with test and reset buttons
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VFD Tripping GFCI Breaker: Lenze Drive Solutions & Fixes

Estimated reading time: 12 minutes Have you ever dealt with your VFD tripping a GFCI breaker unexpectedly? If so, you’re not alone. Variable frequency drives (VFDs) often trip GFCI devices, especially in wet areas or where codes mandate…
Smoke rising from a failed VFD with burn marks on internal components
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VFD Hardware Failure: Diagnosis and Replacement Guide

Estimated reading time: 9 minutes When a variable frequency drive (VFD) suffers a catastrophic hardware failure, it usually gives unmistakable warning signs. The user might hear a loud pop or bang. They might also see smoke or scorch marks.…
Cutler Hammer SVX9000 - An inside look

Cutler Hammer SVX9000 – An Overview Of Eaton’s General Purpose Drive

Cutler Hammer SVX9000 adjustable frequency drives are the compact, modular solution to variable speed applications. They enable a broad range of new application capabilities. A complete selection of option cards allows you to configure the drive…

AC Tech VFD Drives

Lenze Americas is the manufacturer of AC Tech VFD drives. AC Tech VFD drives are high-performance products used to optimize new and existing machinery for production. Lenze Americas is one of the leading drive and automation specialists in the…
Lenze Americas VFD Drives

Lenze Americas VFD Drives

Lenze Americas VFD Drives are high-performance products used to optimize new and existing machinery for production. Lenze is one of the leading drive and automation specialists in the field of machine engineering. Rapidly changing times present…
Eaton VFD Troubleshooting
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Eaton Overcurrent Protection

Eaton overcurrent protection and  Eaton current control for the Eaton 9000X drive is based on motor current measurement in all three phases. In the Frame 9/ Chassis 61 Eaton drives, the current sensors are built into the IGBT SKIP modules,…
Eaton VFD Troubleshooting

What Is A VFD?

VFD is an abbreviation that stands for Variable Frequency Drive. VFD's are also known as variable frequency drives, variable speed drives, adjustable speed drives, electronic motor controllers, or inverters. VFD's are solid state motor control…
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

Types of Variable Speed Drives

There are three general types of variable speed drives- DC Motor drives, Eddy Current Drives, and AC Motor drives. Each type of variable speed drive can be divided into different variations. Every variable speed drive system will include an…
Eaton VFD Troubleshooting

MC Series Drives

  The AC Tech MC Series drive is built in rugged steel enclosures that are known to last many years in production. The 16 character LCD display on the MC Series drive keypad allows for easy set up and operation. MC Series drive available…
Eaton VFD Troubleshooting

Derate Three Phase VFD for Single Phase Power

There are many customers who want to derate their three phase Variable Frequency Drive (VFD) for single phase power. Some manufacturers offer products that are designed for single phase input, three phase output. The products that are available…
Eaton VFD Troubleshooting

FAQ :: VFDs | What Is A Variable Frequency Drive (VFD)?

Variable Frequency Drives (VFDs) are electronic devices used to control the speed of an Alternating Current Motor (AC Motor).  Variable Frequency Drives (VFDs) are also commonly known as adjustable frequency drives, adjustable speed drives,…