GridHawk®
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August 17, 2023
Grid Protection
Overview Non-linear loads such as variable frequency drives (VFD’s) produce significant harmonic distortion that can have harmful effects on a motor drive system. These VFD’s also produce reflected harmonics that…
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February 21, 2021
GridHawk® Series Advantages
GridHawk Passive Harmonic Filters CTM’s GridHawk® series passive harmonic filters boast several key advantages over market standard harmonic filters. These advantages include: High Grid Voltage Survivability GridHawk® filters are unique…
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February 19, 2021
Sealed Contactors Protect Outdoor Harmonic Filters
Sealed Contactors Protect Outdoor Harmonic Filters Many harmonic filters use NEMA 3R outdoor cabinets in blowing dust or high humidity environments. A harmonic filter awaiting installation in the field for…
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February 15, 2021
The Basics of Passive Harmonic Filters
Introduction: Passive harmonic filters are commonly used on the input side of motor drive systems. Their purpose is to mitigate the amount of harmonic distortion produced by variable frequency drives…