STB PDF
50 ohms impedance - requirements - compatibility interchangeability test methods RIGID PRECISION COAXIAL LINES AND THEIR ASSOCIATED PART 4- 21 mm RIGID PRECISION COAXIAL LINE AND ASSOCIATED HERMAPRODITIC PRECISION COAXIAL CONNECTOR CHARACTERISTIC IMPEDANCE 50 OHMS (TYPE 9/21) CHARACTERISITC IMPEDANCE 75 OHMS (TYPE 6/21). Original standard UNE-HD 351.4S2-1980 in PDF full version. Additional info + preview on request
Document status: Active
- Netherlands - Portugal - Sweden - Finland - United Kingdom are obliged, in accordance with the CENELEC Internal Regulations,. Original standard UNE-HD 414.1S1-1981 in PDF full version. Additional info + preview on request
Document status: Withdrawn
Letter symbols to be used in electrical technology Part 1- General (IEC 60027-1 Reprint-1995 + A1-1997) Symboles littéraux à utiliser en électrotechnique. Original standard UNE-HD 60027-1-2004 in PDF full version. Additional info + preview on request
Document status: Replaced by STB UNE-EN 60027-1-2009
Low-voltage fuses Part 3- Supplementary requirements for fuses for use by unskilled persons (fuses mainly for household and similar applications) Examples of standardized systems of fuses A to F (IEC 60269-3-2010, modified) Fusibles basse tension. Original standard UNE-HD 60269-3-2010 in PDF full version. Additional info + preview on request
Document status: Active
Distribution cables of rated voltage 0,6/1 kV - Parts 0- Contents. Original standard UNE-HD 603-0-2007 in PDF full version. Additional info + preview on request
Document status: Active
Distribution cables of rated voltage 0,6/1 kV - Part 1- General requirements. Original standard UNE-HD 603-1-2007 in PDF full version. Additional info + preview on request
Document status: Active