Latest articles on PQFS 
ABB extends its PQF series of microprocessor-controlled active power quality filters(06/08/2008)
The increasing use of non-linear loads in all types of industrial and commercial applications has resulted in the introduction of potentially harmful harmonics into the power network that can lead to overheating of cables, motors and transformers, damage to sensitive equipment, tripping of circuit breakers and blowing of fuses as well as premature ageing of the installation. ABB has further extended its PQF series of microprocessor controlled active power quality filters for active harmonic ... [more]
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