Patented filters prevent bearing damage and cut EMI
21 August 2019 A US company has developed and patented a series of EMI (electromagnetic interference) filters that, it claims, resolve many of the issues associated with PWM… Read More
16 Sep 2026
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AUTOMATION FOR MANUFACTURING
filters
21 August 2019 
Alternative to inverter filters cuts losses, weight and size
23 October 2017 A pair of US researchers have developed an alternative to passive filters for inverters which, they say, will cut losses, as well as saving costs,… Read More
Passive harmonic filter ‘exceeds active filter efficiencies’
4 December 2013 The Canadian power quality specialist Mirus International has announced a high-performance harmonic filter that, it claims, matches the performance of active front-ends (AFEs) and is… Read More
Relays offer enhanced resistance to inverter noise
27 June 2013 Omron has developed a range of power supply monitoring relays designed to protect against problems such as motor burnouts and other malfunctions that can result… Read More
Harmonic filters – where size matters
23 February 2013 Frank Griffith, a consultant engineer with ABB in the UK, looks at some of the factors that affect the sizing of harmonic filters for drives. Read More
