2012

30
Oct

PQ Secure helps to verify fulfillment of your National Grid Code

In Sweden we have a new legislation for power quality called EIFS 2011:2, which is based on the European EN50160:2010. We have received many questions about how to interpret it and how our system PQ Secure can assign the voltage quality to the right category. In version PQ Secure 2012, we have developed tools that easily help you as a

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30
Sep

NPP Oskarshamn stopped – event captured with Unipower Slow Scan

On Wednesday, September 26 there was a fast stop on generator 3 of the Oskarshamn Nuclear Power Plant, which affected the whole of the Swedish grid. Unipower’s new feature Slow Scan can catch recorded sequences of up to 5 minutes for voltage, current, frequency df/dt, and power parameters. Something that is very valuable for example for people who work with

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25
Sep

Unipower AB receives AAA rating

Unipower AB has again received the Triple A (AAA) distinction for highest credit rating by AAA Soliditet AB/Dun & Bradstreet.  

26
Jun

Investigation of reactive power consumption at Specialgrafit AB€

University Diploma Thesis by Robin Ferm and Timmy Jörgensen, University West, Department of Engineering Science, Trollhättan, Sweden (date June 23, 2012). Examiner: Ulf Sandberg. Advisor: Bo Olsson, Björndalens Elektriska AB, and Lars Holmblad, University West. This report is on the reactive power consumption at Svensk Specialgrafit€™s machinery park. The objective of the report is to locate the source of the

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19
Jun

EN 50160:2010, the new version of EN50160

During 2011 the new revision of EN50160 became effective in all European countries. As an example this new version specifies that dips/swells shall be measured and classified according to specified tables. There is also a new section that applies for high voltage.               For a sample EN50160:2010 report, contact your local distributor, or purchase

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