Oct 28, 2019 | Uncategorized
Great article from DV Power Introduction DV Power TRT instruments, the true three-phase turns ratio testers, enable users to perform two types of turns ratio tests: simultaneous 3-phase test and a sequential 3-phase test. When performing the simultaneous 3-phase test,...
Oct 21, 2019 | Uncategorized
Sweep Frequency Response Analysis is the injection a range of frequencies into a winding of a power transformer. If the transformer is built correctly with no imperfections or faults, the frequency response plot of that particular type of transformer becomes the...
Sep 4, 2019 | Uncategorized
Transformer Efficiency Testing The efficiency of an ‘ideal’ transformer would be100% but in reality of course, this doesn’t exist because all transformers have losses. Transformer losses comprise copper loss, coreloss and stray losses. As power levels of power...
Jul 29, 2019 | Uncategorized
Power Quality Analysis for Electricity Utilities The needs of Australian & New Zealand power utilities differ significantly from those overseas where most analysers are designed. Our distribution network is predominantly overhead through extremes of environments...
Jun 24, 2019 | Uncategorized
CABLE IDENTIFICATION If you are intending to cut a cable, particularly a high voltage cable, it is imperative to be 100% sure it is right cable and the de-energised cable otherwise the result may be catastrophic! Cable Identification or Location? Cable Identification...
