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NF C53-751-2 ; NF EN 62751-2:2015-01-17
Power losses in voltage sourced converter (VSC) valves for high voltage direct current (HVDC) systems - Part 2: modular multilevel converters
Edition
2015-01-17
NF C53-751-1 ; NF EN 62751-1:2015-02-28
Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems - Part 1: general requirements
Edition
2015-02-28
NF C46-522 ; NF EN 60534-8-4:2016-02-13
Industrial-process control valves - Part 8-4 : noise considerations - Prediction of noise generated by hydrodynamic flow
Edition
2016-02-13
NF C53-751-1/A1 ; NF EN 62751-1/A1:2018-06-22
Power losses in voltage sourced converter (VSC) valves for high-voltage direct current (HVDC) systems - Part 1: general requirements
Edition
2018-06-22
NF E29-417-10 ; NF EN ISO 4126-10:2024-04-03
Safety devices for protection against excessive pressure - Part 10: sizing of safety valves and bursting discs for gas/liquid two-phase flow
Edition
2024-04-03
NF E29-200-4 ; NF EN 1092-4:2002-08-01
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 4: aluminium alloy flanges
Edition
2002-08-01
NF E29-200-3 ; NF EN 1092-3:2004-03-01
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, PN designated - Part 3: copper alloy flanges
Edition
2004-03-01
NF E29-201-3 ; NF EN 1759-3:2004-03-01
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, Class designated - Part 3: copper alloy flanges
Edition
2004-03-01
NF E29-201-4 ; NF EN 1759-4:2004-02-01
Flanges and their joints - Circular flanges for pipes, valves, fittings and accessories, class designated - Part 4: aluminium alloy flanges
Edition
2004-02-01
NF S62-135 ; NF EN 12094-5:2006-06-01
Fixed firefighting systems - Components for gas extinguishing systems - Part 5: requirements and test methods for high and low pressure selector valves and their actuators
Edition
2006-06-01
