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Precision Automation | Specialists in Industrial Automation

Precision Automation | Specialists in Industrial Automation

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Category: Drives

Controls…

4 Steps to Calculate Short Circuit Ratings in Industrial Control Panels

1 May 202018 Apr 2021
By ABB Low Voltage A short circuit is a low-resistance connection established by accident or intention between two points in an electric circuit. This excessive electric current potentially causes circuit…
Controls…

Basic Questions to Ask About Control Panels

12 Jan 20206 Dec 2020
By Jerry Smith Electrical control panels are designed and used to control mechanical equipment. Each one is designed for a specific equipment arrangement and includes devices that allow an operator…
Drives

Cost benefits of AC drives

17 Aug 2019
By ABB. In addition to their technical advantages, AC drives also provide many cost benefits. In this post, these benefits are reviewed, with the costs divided into investment, installation and…
Drives…

Line and Load Reactors Basics

11 May 201914 Feb 2021
Reactors can protect both motors and variable frequency drives (VFDs) from harmful current and voltage spikes. Reactors also help reduce power line distortion, known as harmonics, by adding impedance to…
Drives

How To Maintain A VFD Drive

28 Apr 20196 Dec 2020
By Dave Polka, ABB. Do you know how to maintain variable frequency drives (VFDs)? Doing so is easier than you might think. By integrating some simple, logical steps into your…
Drives

Adjustable Speed Drives

10 Apr 201914 Apr 2019
By Leeson. By definition, adjustable speed drives of any type provide a means of variably changing speed to better match operating requirements. Such drives are available in mechanical, fluid and…
Drives

AC Tech MCH Series Drives HVAC Application Guide

22 May 201715 Apr 2019
By Lenze/AC Tech. Affinity Laws Most HVAC systems are designed to perform during peak load conditions that rarely occur during the year. Various flow control methods such as inlet guide…
Drives

How Do I Derate Three Phase Inputs For Single Phase Applications?

8 Feb 201718 Apr 2021
Often times those using a Variable Frequency Drive (VFD) may find they need to connect a higher horsepower VFD to a single phase input power source. Since most high horsepower…
Drives

Mating New Variable Frequency Drives to Existing Motors

8 Feb 201710 Apr 2021
Motors connected to VFDs receive power that includes a changeable fundamental frequency, a carrier frequency, and very rapid voltage buildup. These factors can have negative impacts, especially when existing motors…
Drives

Ultra-Low Harmonic Drives Keep Harmful Harmonics out of Food and Beverages

24 Oct 201611 Apr 2021
By ABB. Customers expect their equipment to handle their products with care and avoid unnecessary shaking or vibrations. While this requirement is an obvious one for the food and beverages…

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