Technician performing circuit board repair on industrial drive control board
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Circuit Board Repair: Cut Downtime, Control Costs

Estimated reading time: 6 minutes Downtime hurts revenue, reputation, and worker confidence. Consequently, facility managers scramble when a drive control card or PLC module fails without warning. Instead of ordering a replacement that may…
Technician performing vfd repair on bench with scope and load motor
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VFD Repair Services – Cut Downtime & Save Costs

Estimated reading time: 4 minutes When a drive fails, every minute of downtime costs real money. This guide shows how VFD repair services restore production fast and protect your bottom line. Why VFD Repair Matters Low‑voltage variable‑frequency…
Industrial technician tests types of variable frequency drives during preventive maintenance
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Types of Variable Frequency Drives: Complete Industrial Guide

Estimated reading time: 5 minutes This guide explores the types of variable frequency drives (VFDs) available to industrial users and shows you how to match each drive family to real‑world applications. Electric motors consume well…
VFD Manufacturers in the United States - ABB

VFD Manufacturers

When choosing VFD manufacturers for motor speed control equipment in production, it is recommended by Precision Electric to choose VFD manufacturers who offer extensive technical support for their products. Precision Electric recommends using…
Excellent Versus Horrible Packaging When Shipping A VFD

Shipping A VFD

Shipping a VFD (variable frequency drive) safely is important because electronic components can be easily damaged due to poor packaging. When shipping a VFD, the first step to safely package the VFD is to locate an appropriate size box…

Benefits of Using a Variable Speed Drive

Approximately one third of the world's electrical energy is supplied by electric motors in fixed-speed centrifugal pump, fan, and air compressor applications. This proves that significant energy efficiency improvement opportunities are available…

ABB Frequency Converters

ABB Frequency Converters are used to change the frequency and magnitude of the constant grid voltage to a variable load voltage. Frequency converters are especially used in variable frequency AC motor drives. Figure 1 shows the…

What is a Variable Speed Drive?

Variable speed drives are also known as variable frequency drives, VFD's, adjustable speed drives,  and inverters. Variable speed drives are solid state motor control systems used mainly for industrial manufacturing. Variable speed drives are…

Variable Frequency Drive Basics

Variable frequency drives are also known as (VFDs), variable speed drives (VSDs), adjustable speed drives, and inverters. Variable frequency drives are solid state controllers used in AC or DC electric motor applications. Most variable frequency…

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…
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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…

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…