: Does not apply to powered access systems like lifts or escalators. Procter Machine Safety Technical Requirements

| Misconception | Fact | |---------------|------| | “Any PDF of ISO 14122-3 is fine.” | Only the version includes German legal annotations. Using a pure ISO PDF may miss national deviations. | | “The 2004 PDF is still valid.” | No – withdrawn in 2016. Many machine safety audits reject designs based on 2004. | | “I can print and share the PDF with my team.” | No – official PDF licenses are single-user. For team use, buy a multi-user license or a paper copy . |

The DIN EN ISO 14122-3 standard covers several key aspects related to software in safety-related control systems:

To be fully compliant, you must purchase the PDF from a national standards body.

When a TÜV inspector comes for a periodic inspection (e.g., following BetrSichV §14), they will compare your stairs to the current standard. A PDF helps you defend your design.

: Applies to both stationary and mobile machinery where fixed access is required. "Fixed" Definition