Posts tagged as IEC

Instrument transformers meet IEC standards

  ABB South Africa has announced that its main line product portfolio of medium voltage (MV) instrument transformers for indoor application has been successfully type tested according to new IEC standards. The company’s UniGear switchgear includes current and voltage transformers according to the IEC standards IEC 61869-1 Instrument transformers – Part 1: General requirements; IEC 61869-2 Instrument […]

Explosive environments: fundamentals of area classification

A guide for plant management and technical staff on how to conduct an area classification, the process whereby the degree of exposure to explosive atmospheres for a plant area is determined. Area classification (called “classification of hazardous locations” in our mines) is the process whereby the degree of exposure to explosive atmospheres for a plant […]

Elections, transmission lines, and spatial data in the spotlight

  GISSA Gauteng held their general meeting on 5 December 2014 at the Lonmin Conference Centre in Mooinooi. The event consisted of a series of presentations and provided GISSA members with the opportunity to network with fellow colleagues from different organisations across the geospatial sector. Speaking about the latest technology trends, Roger Blewett from AAM […]

EngineerIT Inbox July 2014

  Readers engage in a spirited debate on the pros and cons of surge arrestors. Winning letter to the editor No protection from used-up arresters Dear Editor In the news item entitled “No protection from used-up arresters” on page 35 of the June 2014 issue of EngineerIT magazine, Jonathan Palmer of Powerman makes the statement […]

Afrilek: Workshop and seminar schedule

  Afrilek Automation will be running a number of workshops and seminars from May throughout the year and into 2015.  The following topics will be covered in 2014, in the respective months: 21  May- Technical seminar on Siemens PCS7, providing insight to PCS7 control and safety, PCS7 reporting, maintenance and add ons 28 May – […]

Gauteng GIS community meets

  The GISSA Gauteng meeting and GISSA National AGM was held on 14 March 2014 at the University of Pretoria.  Almost 150 delegates attended the event which featured a range of informative presentations. Speakers included Tom Westendorp from TomTom who spoke about real-time and historical traffic data, and the benefits for GIS and traffic. He […]