JWG B4/B1/C4.73 Surge and extended overvoltage testing of HVDC Cable Systems has been approved by CIGRE and it will start work in the coming months.
WG B4-71 DC grid benchmark models for system studies has been approved by CIGRE and it will start work in the coming months
AG.04 and its Task Force has initiated updating work of the compendium.
WG B4-71 Application guide for the insulation coordination of Voltage Source Converter HVDC (VSC HVDC) stations has been approved by CIGRE and will start work in the coming months
Technical Brochure B4.AG04 Report on all the transformer failure surveys conducted between 2003 and 2012 has started its 60-Day Review Period
The review end date is 2015-March-15