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Harmonic Phenomena(Post)
Problems Created by Harmonics Excessive heating and failure of capacitors & capacitor fuses, Transformers, electric motors, fluorescent lighting ballasts, etc. Nuisance tripping of circuit br ...
Frequently Asked Questions For IDEC Power Supplies(Post)Are external fuses required on the input of PS5R or PS3L series power supplies? As there are internal fuses on the input of these power supplies, an external fuse is not required. However, the inte ...
Frequently Asked Questions For The ACS800-PC Cabinet Drive(Post)Q: What is the ACS800-PC? A: The ACS800-PC is a new cabinet drive offering for the ACS800 product family. It uses the ACS800-U4 drive module package in a 2000mm Rittal enclosure. Q: Wh ...
Frequently Asked Questions For The ACS800-U31 And ACS800-37 Drives(Post)Q: What is a harmonic? A: A harmonic is a sinusoidal component of the voltage wave from and is a multiple of the fundamental frequency (60Hz in the US). Non-linear loads such as diode and thyr ...
Description of AC Motor Operation(Post)Description of AC Motor Operation Three phase AC motors are comprised of two major components, the stator and the rotor. The stator is a set of three electrical windings held stationary in the moto ...
Frequently Asked Questions For The ABB ACS800-U11 And ACS800-17 Drives(Post)Q: What is a regenerative AC drive? A: A regenerative AC drive (also known as four quadrant) is a drive with the ability to return energy (power) back to the supply line. The ACS800-U11/-17 has line ...
Breathers, The First Line of Defense Against Contamination(Post)The desiccant breather replaces the standard dust cap or OEM breather cap on equipment, offering better filtration to protect against even the smallest particulates that destroy the e ...
The SCM Series Sub-Micro AC Drive With Basic IO(Post)The SCM Series Sub-Micro AC Drive with Basic I/O The compact packaging and comprehensive functionality makes the Lenze SCM an ideal drive to use on equipment requiring variable speed, sof ...
