The purpose of this part of IEC 60706 is to– provide guidance for the early consideration of testability aspects in design and development;– assist in determining effective test procedures as an integral part of operation and maintenance.This International Standard can be applied to all types of products which may include commercial off-the-shelf (COTS) items. In this respect, it does not matter whether the product belongs to mechanical, hydraulic, electrical or some other technology. In addition, this International Standard applies to the development of any products, with the aim of designing the product characteristics so that they are verifiable (testabl