Guideline I-20
No. When any additional design requirements would constitute a restriction on or impediment to the making available on the market of this product placing of this product on the market. National requirements may oblige the user to check the function of the safety system periodically. The requirements shall be based on technical criteria of the […]
Guideline E-08
No. The sentence lists a number of separate possible design principles that could be used to obtain suitable and reliable protection; it is not an exhaustive list. “Self-diagnosis” is for example part of the list of separate possible design principles, not an additional requirement. The design principle to be used for any particular application should […]