STB PDF

Amendment 2 - Power transformer and reactor fittings Part 3- Protective relay for hermetically sealed liquid-immersed transformers and reactors without gaseous cushion. Original standard UNE-EN 50216-3-2003 A2-2007 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 60076-22-1-2020

Amendment 3 - Power transformer and reactor fittings Part 5- Liquid level, pressure and flow indicators, pressure relief devices and dehydrating breathers. Original standard UNE-EN 50216-5-2003 A3-2008 in PDF full version. Additional info + preview on request

Document status: Replaced by

Power transformer and reactor fittings Part 6- Cooling equipment Removable radiators for oil-immersed transformers. Original standard UNE-EN 50216-6-2003 in PDF full version. Additional info + preview on request

Document status: Withdrawn

Power transformer and reactor fittings Part 8- Butterfly valves for insulating liquid circuits. Original standard UNE-EN 50216-8-2006 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 60076-22-7-2021

Power transformer and reactor fittings Part 9- Oil-to-water heat exchangers. Original standard UNE-EN 50216-9-2010 in PDF full version. Additional info + preview on request

Document status: Replaced by STB UNE-EN IEC 60076-22-4-2020

Railway applications Compatibility between rolling stock and train detection systems Part 1- General. Original standard UNE-EN 50238-1-2020 in PDF full version. Additional info + preview on request

Document status: Active