DIN EN ISO 21805/A1:2025-07
Guidance and recommendations on design, selection and installation of vents to safeguard the structural integrity of enclosures protected by gaseous fire-extinguishing systems - Amendment 1 (ISO 21805:2023/DAM 1:2025); German and English version EN ISO 21805:2023/prA1:2025 / Note: Date of issue 2025-06-13
| Fecha edición: |
2026-07-01
En Vigor
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| Idiomas disponibles: | Alemán, Inglés |
| Resumen: | This document provides guidance for meeting the requirements of ISO 6183:2022, 6.4.1 and 7.4.1 and ISO 14520-1:2023, 5.2.1 h) and 5.3 h), in relation to positive and negative pressure relief devices and post venting. It covers the design, selection and installation of venting devices, with the aim of ensuring the structural integrity of spaces protected by fixed gas extinguishing systems, and considers the requirements for post-exhaust ventilation, where used. |
| Keywords: | Aeration|Design|Enclosures|Extinguishing|Extinguishing equipment|Fire extinguishers|Fire extinguishers (built-in)|Fire safety|Firefighting|Firefighting equipment|Gases|Installations|Instructions|Integrity|Low pressure|Maintenance|Openings|Preserved|Pressure overload|Pressure releases|Rooms|Safety|Selection|Specification (approval)|Stationary|Structure|Vent openings|Ventilation |
| ICS: | 13.220.10 - Lucha contra incendios, 91.140.30 - Sistemas de ventilación y de climatización |
| CTN: | |
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Reemplazo Normas |
Es reemplazada por DIN EN ISO 21805:2026-07 |
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