Survey and call for experts and project leader - TS 50537-3: Railway applications - Mounted parts of the traction transformer and cooling system - Part 3: Water pump for traction converters

Survey and call for experts and project leader - TS 50537-4: Railway applications - Mounted parts of the traction transformer and cooling system - Part 4: Gas and liquid actuated (Buchholz) relay for liquid immersed transformers and reactors with conservator for rail vehicles

Survey in the frame of the development of the IEC 62580 series "Onboard multimedia systems for railways" (TC 9 resolution 50/14)

Survey and call for experts and project leader - Power transformers and reactor fittings - Part 1: General

Survey and call for experts and project leader - Power transformers and reactor fittings - Part 2: Gas and oil actuated relay for liquid immersed transformers and reactors with conservator

Survey and call for experts and project leader - Power transformers and reactor fittings - Part 3: Protective relay for hermetically sealed liquid-immersed transformers and reactors without gaseous cushion

Survey and call for experts and project leader - Power transformers and reactor fittings - Part 4: Basic accessories (earthing terminal, drain and filling devices, thermometer pocket, wheel assembly)

Survey and call for experts and project leader - Power transformers and reactor fittings - Part 5: Liquid level, pressure and flow indicators, pressure relief devices and dehydrating breathers

Survey and call for experts and project leader - Power transformers and reactor fittings - Part 6: Cooling equipment - Removable radiators for oil-immersed transformers

Survey and call for experts and project leader - Power transformers and reactor fittings - Part 7: Electric pumps for transformer oil