TS EN 134

TS EN 134 is a terminology standard that harmonizes the names of components used in respiratory protective devices. In practical technical work, this helps designers, manufacturers, instructors and document writers refer to the same part in the same way, reducing ambiguity across product literature and related standards.

Why component nomenclature matters

Respiratory protective devices can include facepieces, headgear, filters, valves, connectors and other subassemblies. In general technical context, consistent naming is important because the same component may appear in drawings, user instructions, maintenance documents and training materials. A harmonized vocabulary improves clarity when different device families, configurations or manufacturers are being compared.

According to the scope of this standard, the focus is limited to the harmonized nomenclature of typical components. It does not specify which components are used, how many are used, or where they are located in the apparatus. In other words, TS EN 134 supports consistent technical language rather than defining a product design or performance arrangement.

Relationship to the wider respiratory protection field

Respiratory protective equipment spans many device types and related terms, from half masks and full face masks to filters and independent breathing apparatus. The value of this standard lies in giving the component names a common linguistic basis so that drawings, instructions and cross-references can be understood consistently alongside other standards in the field. It is therefore most useful as a reference for terminology, documentation and communication.

• Subject: harmonized names for components of respiratory protective devices
• Coverage: nomenclature for typical components
• Out of scope: which components are used
• Out of scope: how many components are used and where they are placed