IEC 60384-4-1:2007 is a blank detail specification and is a supplementary document to the sectional specification and contains requirements for style and layout and minimum content of detail specifications. Detail specifications not complying with these requirements may not be considered as being in accordance with IEC specifications nor shall they be so described. This third edition cancels and replaces the second edition published in 2000 and constitutes a minor revision related to tables, figures and references. This bilingual version, published in 2008, corresponds to the English version.