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Archive: Category «Power Quality»

What Is The Poor Power Quality?

Most electrical and electronic equipment is designed to operate from a power supply with a particular specification that usually defines the minimum and maximum limits for RMS (root mean-square) voltage… Read more

Jun 05, 2015 | Edvard

What Is Poor Power Quality?

5 Types of equipment which generates the most harmonics

Harmonic load currents are generated by all non-linear loads. This includes: Switched mode power supplies (SMPS) Electronic fluorescent lighting ballasts Variable speed drives (VSDs) Uninterruptible power supplies (UPS) Magnetic-cored devices… Read more

Apr 27, 2015 | Edvard

9 Recommended Practices for Grounding

Grounding and bonding are the basis upon which safety and power quality are built. The grounding system provides a low-impedance path for fault current and limits the voltage rise on… Read more

Mar 06, 2015 | Edvard

9 Recommended Practices for Grounding

6 recommended practices for increasing the power quality

Power quality concerns have traditionally focused on harmonics, which are generated by nonlinear loads, although there are many other concerns regarding isolating sensitive loads from transient disturbances, uneven ground potentials, or phase… Read more

Feb 27, 2015 | Edvard

6 recommended practices for increasing the power quality


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