IEC 61508:2010 CMV contains the 2010 revision of parts 1 to 7 of IEC 61508 on functional safety, along with their commented versions. The commented versions provide you with a quick and easy way to compare all the changes between the current and the previous editions. Futhermore, comments from a world leading expert are provided to explain the reasons of the most relevant changes. This product is of high relevance for smart grid.