SIST EN 14972-1:2021+A1:2025
(Main + Amendment)Fixed firefighting systems - Water mist systems - Part 1: Design, installation, inspection and maintenance
Fixed firefighting systems - Water mist systems - Part 1: Design, installation, inspection and maintenance
This document specifies requirements and gives recommendations for the design, installation, inspection and maintenance of all types of fixed land based water mist systems.
This document is intended to apply to water mist automatic nozzle systems and water mist deluge systems supplied by stand alone or pumped systems.
The document covers only applications and occupancies which are covered by the fire test protocols of the EN 14972 series.
Aspects of water mist associated with explosion protection and/or use within vehicles are not covered by this document.
This document does not cover all legislative requirements. In certain countries specific national regulations apply and take precedence over this document. Users of this document are advised to inform themselves of the applicability or non-applicability for this document by their national responsible authorities.
Ortsfeste Brandbekämpfungsanlagen - Wassernebelsysteme - Teil 1: Planung, Einbau, Inspektion und Wartung
Dieses Dokument legt Anforderungen an die Planung, Errichtung, Prüfung und Instandhaltung aller Arten von ortsfesten Wassernebelsystemen fest.
Dieses Dokument ist anwendbar für Wassernebelsysteme mit automatischen Düsen und für Wassernebelsysteme mit offenen Düsen, die von einem eigenständigen System oder Pumpensystemen versorgt werden.
Das Dokument berücksichtigt nur Anwendungen und Belegungen, die durch die Brandprüfungsprotokolle der Normenreihe EN 14972 abgedeckt sind.
Aspekte von Wassernebel, die den Explosionsschutz und/oder die Verwendung innerhalb von Fahrzeugen betreffen, liegen außerhalb des Anwendungsbereichs dieses Dokuments.
Dieses Dokument deckt nicht alle gesetzlichen Anforderungen ab. In manchen Ländern gelten spezifische nationale Richtlinien, die Vorrang vor diesem Dokument haben. Anwendern dieses Dokuments wird geraten, sich über die Anwendbarkeit oder Nichtanwendbarkeit dieses Dokuments durch ihre nationalen zuständigen Stellen zu informieren.
Installations fixes de lutte contre l'incendie - Systèmes à brouillard d'eau - Partie 1 : Conception, installation, inspection et maintenance
Le présent document spécifie les exigences et donne des recommandations relatives à la conception, à l’installation, à l’inspection et à la maintenance de tous les types de systèmes fixes à brouillard d’eau terrestres.
Le présent document est applicable aux systèmes à brouillard d’eau à buses automatiques et aux systèmes à brouillard d’eau de type déluge alimentés par des systèmes autonomes ou avec pompes.
Le présent document traite uniquement des applications et affectations couvertes par les protocoles d’essai au feu de la série de normes EN 14972.
Les aspects du brouillard d’eau associés à la protection contre l’explosion et/ou une utilisation à l’intérieur des véhicules ne sont pas couverts par le présent document.
Le présent document ne traite pas des exigences légales. Dans certains pays, des réglementations nationales spécifiques s’appliquent et prévalent sur le présent document. Il est conseillé aux utilisateurs du présent document de s’informer auprès des autorités nationales responsables de l’applicabilité ou de la non-applicabilité du présent document.
Vgrajeni gasilni sistemi - Sistemi s pršečo vodo - 1. del: Načrtovanje, vgradnja, pregled in vzdrževanje
Ta dokument določa zahteve in podaja priporočila za načrtovanje, vgradnjo, pregled in vzdrževanje vseh vrst vgrajenih kopenskih sistemov s pršečo vodo. Uporablja se za sisteme s pršečo vodo z avtomatskimi šobami in poplavne sisteme s pršečo vodo, ki se napajajo prek samostojnih sistemov ali sistemov črpalk. Dokument obravnava le načine uporabe in prostore, ki so zajeti v protokolih požarnih preskusov iz skupine standardov EN 14972. Vidiki pršeče vode, povezani z zaščito pred eksplozijami in/ali uporabo v vozilih, niso obravnavani v tem dokumentu. V tem dokumentu niso obravnavane vse zakonodajne zahteve. V nekaterih državah veljajo posebni nacionalni predpisi, ki imajo prednost pred tem dokumentom. Priporočljivo je, da se uporabniki tega dokumenta pri svojih nacionalnih odgovornih organih seznanijo z uporabnostjo oziroma neuporabnostjo tega dokumenta.
General Information
Relations
Overview
SIST EN 14972-1:2021+A1:2025 - Fixed firefighting systems - Water mist systems - Part 1: Design, installation, inspection and maintenance - is the European (SIST) adoption of the EN 14972 series. It sets out requirements and recommendations for the design, installation, inspection and maintenance of land‑based fixed water mist systems, including both automatic nozzle systems and deluge systems supplied by pumped or stand‑alone arrangements. The standard applies only to applications covered by the EN 14972 fire test protocols and excludes explosion protection and vehicle installations. National regulations may take precedence; users should confirm applicability with national authorities.
Key topics and technical requirements
The standard addresses the lifecycle of water mist systems with technical detail and practical requirements, including:
- Design principles and the need for full‑scale fire testing in accordance with the EN 14972 series
- Preparation and content of a Design, Installation, Operation and Maintenance (DIOM) manual
- Scope for automatic nozzle systems and deluge systems, including local application, volume protection and zoned protection
- Hydraulic and pneumatic calculations, flow requirements and discharge operating times
- Water, propellant and atomizing gas supply design, connection to mains, availability and housing of equipment
- Nozzle selection and positioning, material reaction, and permitted exceptions within buildings
- Fire detection and alarm systems that activate water mist, detection continuity and strategies to avoid false discharges
- Installation requirements for pipes, valves, strainers, filters, pressure gauges and protection against mechanical damage, corrosion, freezing and seismic effects
- Inspection and maintenance routines and documentation to ensure system reliability over its service life
Practical applications and who uses this standard
SIST EN 14972-1 is essential for professionals involved in fire protection and fixed firefighting systems:
- Fire protection engineers and consultants designing water mist systems
- System manufacturers and nozzle suppliers developing compliant products
- Installers and commissioning teams performing hydraulic testing and handover documentation
- Inspection and maintenance contractors executing periodic checks and servicing
- Building owners, facility managers, insurers and authorities having jurisdiction assessing compliance and suitability
The standard is particularly relevant where water mist is selected for compartment protection, machinery spaces, heritage buildings, or where water conservation and reduced collateral damage are priorities.
Related standards and regulatory notes
- Part of the EN 14972 series (fire test protocols and performance criteria)
- National regulations or codes may supersede or complement this standard; always verify local legal requirements and approvals with competent authorities.
Keywords: SIST EN 14972-1, water mist systems, fixed firefighting systems, design installation inspection maintenance, water mist automatic nozzle systems, deluge systems, fire protection, firefighting standards.
Frequently Asked Questions
SIST EN 14972-1:2021+A1:2025 is a standard published by the Slovenian Institute for Standardization (SIST). Its full title is "Fixed firefighting systems - Water mist systems - Part 1: Design, installation, inspection and maintenance". This standard covers: This document specifies requirements and gives recommendations for the design, installation, inspection and maintenance of all types of fixed land based water mist systems. This document is intended to apply to water mist automatic nozzle systems and water mist deluge systems supplied by stand alone or pumped systems. The document covers only applications and occupancies which are covered by the fire test protocols of the EN 14972 series. Aspects of water mist associated with explosion protection and/or use within vehicles are not covered by this document. This document does not cover all legislative requirements. In certain countries specific national regulations apply and take precedence over this document. Users of this document are advised to inform themselves of the applicability or non-applicability for this document by their national responsible authorities.
This document specifies requirements and gives recommendations for the design, installation, inspection and maintenance of all types of fixed land based water mist systems. This document is intended to apply to water mist automatic nozzle systems and water mist deluge systems supplied by stand alone or pumped systems. The document covers only applications and occupancies which are covered by the fire test protocols of the EN 14972 series. Aspects of water mist associated with explosion protection and/or use within vehicles are not covered by this document. This document does not cover all legislative requirements. In certain countries specific national regulations apply and take precedence over this document. Users of this document are advised to inform themselves of the applicability or non-applicability for this document by their national responsible authorities.
SIST EN 14972-1:2021+A1:2025 is classified under the following ICS (International Classification for Standards) categories: 13.220.10 - Fire-fighting; 13.220.20 - Fire protection. The ICS classification helps identify the subject area and facilitates finding related standards.
SIST EN 14972-1:2021+A1:2025 has the following relationships with other standards: It is inter standard links to SIST EN 14972-1:2021/kFprA1:2025, SIST EN 14972-1:2021. Understanding these relationships helps ensure you are using the most current and applicable version of the standard.
You can purchase SIST EN 14972-1:2021+A1:2025 directly from iTeh Standards. The document is available in PDF format and is delivered instantly after payment. Add the standard to your cart and complete the secure checkout process. iTeh Standards is an authorized distributor of SIST standards.
Standards Content (Sample)
SLOVENSKI STANDARD
01-julij-2025
Vgrajeni gasilni sistemi - Sistemi s pršečo vodo - 1. del: Načrtovanje, vgradnja,
pregled in vzdrževanje
Fixed firefighting systems - Water mist systems - Part 1: Design, installation, inspection
and maintenance
Ortsfeste Brandbekämpfungsanlagen - Wassernebelsysteme - Teil 1: Planung, Einbau,
Inspektion und Wartung
Installations fixes de lutte contre l'incendie - Systèmes à brouillard d'eau - Partie 1 :
Conception, installation, inspection et maintenance
Ta slovenski standard je istoveten z: EN 14972-1:2020+A1:2025
ICS:
13.220.10 Gašenje požara Fire-fighting
13.220.20 Požarna zaščita Fire protection
2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.
EN 14972-1:2020+A1
EUROPEAN STANDARD
NORME EUROPÉENNE
May 2025
EUROPÄISCHE NORM
ICS 13.220.20 Supersedes EN 14972-1:2020
English Version
Fixed firefighting systems - Water mist systems - Part 1:
Design, installation, inspection and maintenance
Installations fixes de lutte contre l'incendie - Systèmes Ortsfeste Brandbekämpfungsanlagen -
à brouillard d'eau - Partie 1 : Conception, installation, Wassernebelsysteme - Teil 1: Planung, Einbau,
inspection et maintenance Inspektion und Wartung
This European Standard was approved by CEN on 11 October 2020 and includes Amendment 1 approved by CEN on 7 April
2025.
CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this
European Standard the status of a national standard without any alteration. Up-to-date lists and bibliographical references
concerning such national standards may be obtained on application to the CEN-CENELEC Management Centre or to any CEN
member.
This European Standard exists in three official versions (English, French, German). A version in any other language made by
translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management
Centre has the same status as the official versions.
CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia,
Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway,
Poland, Portugal, Republic of North Macedonia, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Türkiye and
United Kingdom.
EUROPEAN COMMITTEE FOR STANDARDIZATION
COMITÉ EUROPÉEN DE NORMALISATION
EUROPÄISCHES KOMITEE FÜR NORMUNG
CEN-CENELEC Management Centre: Rue de la Science 23, B-1040 Brussels
© 2025 CEN All rights of exploitation in any form and by any means reserved Ref. No. EN 14972-1:2020+A1:2025 E
worldwide for CEN national Members.
Contents Page
European foreword . 9
Introduction . 11
1 Scope . 12
2 Normative references . 12
3 Terms, definitions and abbreviations . 13
3.1 Terms and definitions . 13
3.2 Abbreviations . 20
4 Design . 20
4.1 Design principal . 20
4.1.1 General . 20
4.1.2 General requirement . 20
4.1.3 Full scale fire testing procedures . 20
4.2 Design, installation, operation and maintenance manual . 21
4.2.1 General . 21
4.2.2 Content of the DIOM manual . 21
4.3 Water mist systems using gas for their operation . 23
4.4 Use of additives . 23
4.5 Design parameters . 23
4.6 Water and gas supply . 23
4.6.1 Pumped systems requirements . 23
4.6.2 Self-contained systems requirements . 23
4.7 Compartment protection . 23
4.7.1 General . 23
4.7.2 Compartment . 23
4.7.3 Fire hazard . 24
4.7.4 Design requirements . 24
4.8 Requirements for different types of water mist deluge systems . 24
4.8.1 Local application systems . 24
4.8.2 Local application systems with multiple hazards . 24
4.8.3 Volume protection water mist systems . 24
4.8.4 Zoned protection systems . 24
4.8.5 Activation and control . 24
4.9 Design of water mist automatic nozzle systems . 25
4.9.1 Extent of protection . 25
4.9.2 Permitted exceptions within a building. 25
4.9.3 Material reaction . 25
4.9.4 System design . 25
4.9.5 Nozzle selection and positioning . 30
4.9.6 Alarm device . 30
4.9.7 Test connection . 30
4.9.8 Air velocity and openings . 30
4.10 Design of water mist deluge system . 31
4.10.1 Nozzle selection and positioning . 31
4.10.2 Air velocity and openings . 31
4.10.3 Automatic shut-down . 31
4.11 Fire detection and fire alarm systems activating the water mist system . 31
4.11.1 General requirements . 31
4.11.2 Fire detection and fire alarm systems continuity . 31
4.11.3 Avoiding false alarms by water mist discharge . 32
4.11.4 Manual activation . 32
4.11.5 Electrical detection and activation . 32
4.11.6 Non-electrical detection . 33
4.12 Hydraulic and pneumatic calculations . 33
4.13 Water, propellant and atomizing gas supply design . 33
4.13.1 General . 33
4.13.2 Connection to public or town mains . 33
4.13.3 Flow requirement . 34
4.13.4 Maximum and minimum water pressure . 34
4.13.5 Discharge operating time . 34
4.13.6 Type of water supply . 36
4.13.7 Availability . 36
4.13.8 Housing of equipment for water supplies . 40
5 Installation . 40
5.1 General . 40
5.1.1 DIOM manual . 40
5.1.2 Electrical safety . 40
5.1.3 High Voltage live electrical equipment . 41
5.1.4 Electrical clearances . 41
5.2 Nozzle . 41
5.2.1 General . 41
5.2.2 Automatic nozzle . 42
5.2.3 Open nozzle . 42
5.3 Pipe . 43
5.3.1 General . 43
5.3.2 Protection against mechanical damages . 43
5.3.3 Protection against corrosion . 43
5.3.4 Protection in seismic areas . 43
5.3.5 Protection against freezing for wet pipes . 43
5.3.6 Accessibility of the pipe work . 43
5.3.7 Pipe bending . 43
5.3.8 Water supply pipes . 44
5.3.9 Pipe support . 44
5.3.10 Drainage . 45
5.4 Gas and water containers (where provided) . 45
5.4.1 General . 45
5.4.2 Location . 45
5.4.3 Accessibility . 45
5.4.4 Fixing . 45
5.4.5 Manifolds . 45
5.4.6 Temperature . 45
5.5 Strainers and filters . 46
5.5.1 Strainers . 46
5.5.2 Nozzle filter . 46
5.5.3 System filters . 46
5.6 Valves . 46
5.6.1 General . 46
5.6.2 Identifications . 46
5.6.3 Accessibility . 46
5.6.4 Securing and monitoring valves . 46
5.6.5 Shut-off valves . 46
5.6.6 Control valves . 46
5.6.7 Check and non-return valves . 47
5.7 Pressure gauges . 47
5.8 Test connection . 47
5.8.1 Test connection for automatic water mist systems . 47
5.8.2 Test connection for water mist deluge system . 47
5.9 Electrical installation . 47
5.9.1 Electrical power supply . 47
5.9.2 Fire detection and fire alarm system . 47
5.10 System monitoring and alarms . 47
5.10.1 General . 47
5.10.2 Alarms . 47
5.10.3 Remote signalling . 48
5.11 Water mist system supply, including additives . 48
5.11.1 General . 48
5.11.2 Water quality . 48
5.11.3 Additives . 49
5.11.4 Water supply . 49
5.11.5 Test devices . 51
6 Water mist system components . 52
6.1 General . 52
6.1.1 Requirements for components . 52
6.1.2 Pressure rating . 52
6.2 Nozzle . 52
6.3 Piping and fittings . 52
6.3.1 Pipework . 52
6.3.2 Fittings . 53
6.4 Flexible hoses . 53
6.4.1 Hose length . 53
6.4.2 Hoses to be used in areas exposed to fire class B fires . 54
6.4.3 Hose rating . 54
6.5 Pipe supports . 54
6.6 Valves. 54
6.6.1 Shut-off valves . 54
6.6.2 Pressure regulating valves . 54
6.6.3 Check and non-return valves . 54
6.6.4 Drain/fill valves . 54
6.6.5 Safety valves . 55
6.7 Control valves . 55
6.7.1 General . 55
6.7.2 Strainers and filters. 55
6.8 Flow switches and flow transmitters . 55
6.9 Pressure switches and pressure transmitters . 55
6.10 Supply components for self-contained systems . 55
6.10.1 General . 55
6.10.2 Excess pressure . 56
6.10.3 Pressure container marking . 56
6.10.4 Design temperature . 56
6.10.5 Gas cylinders and actuation valve . 56
6.10.6 Cylinders and storage containers for water . 56
7 Main pumps for water mist systems . 56
7.1 General . 56
7.2 Pump set . 56
7.2.1 Operation . 56
7.2.2 Overpressure. 56
7.2.3 Centrifugal pumps . 57
7.2.4 Positive displacement pumps . 57
7.2.5 Pump driver . 57
7.2.6 Pump Cooling . 57
7.2.7 Pump set anchoring . 57
7.2.8 Positive displacement pump filters . 57
7.2.9 Pump set coupling . 57
7.2.10 Valves and accessories . 57
7.2.11 Suction pipe . 58
7.2.12 Discharge pipe . 58
7.2.13 Pump set rating . 58
7.2.14 Pump set operation . 59
7.2.15 Electrically driven pump sets . 60
7.2.16 Diesel engine driven pump sets . 62
8 Testing, acceptance and commissioning . 66
8.1 Acceptance test for water mist systems . 66
8.2 Test criteria . 66
8.3 Site commissioning test . 67
8.4 Completion certificate and documents . 67
9 Inspection and maintenance . 67
9.1 Inspection . 67
9.1.1 Inspection schedule . 67
9.1.2 User's program of inspection . 67
9.2 Inspection and maintenance routines . 68
9.2.1 Weekly routine . 68
9.2.2 Monthly routine . 68
9.2.3 Quarterly routine. 69
9.2.4 Half-yearly routine . 69
9.2.5 Annual inspection . 70
9.2.6 Three-yearly routine . 71
9.2.7 Five-yearly routine . 71
9.2.8 Ten-yearly routine . 71
9.2.9 Maintenance schedule . 72
9.2.10 User's program of monitoring. 72
9.2.11 Training . 72
10 Documentation . 72
10.1 Installation documentation . 72
10.2 Documentation for acceptance of design, installation and commissioning . 72
Annex A (informative) Guideline for developing representative fire test protocols for water
mist systems . 74
A.1 General . 74
A.2 Evaluation of the fire hazard . 74
A.3 Evaluation of the compartment conditions . 75
A.4 Determining the performance objective . 76
A.5 Setting up the fire test procedure . 76
A.6 Carrying out the test . 78
A.7 Documentation and interpretation of test results . 78
A.8 Example for fire test report . 78
Annex B (informative) Area of operation for typical automatic nozzle water mist systems . 80
B.1 General . 80
B.2 Typical system component layouts . 80
B.2.1 System components gridded layout . 80
B.2.2 System components terminal layout . 81
B.2.3 System components looped layout . 81
B.3 AOs to be determined by full hydraulic calculation . 82
B.4 Most unfavourable and most favourable AO demands and the pump supply curve . 84
B.5 Calculating the number of nozzles and actual area of AO. 85
B.6 Method of calculating the area per nozzle . 88
B.6.1 Regular spacing . 88
B.6.2 Irregular spacing . 88
B.7 Shape of the AO . 91
B.7.1 General . 91
B.7.2 Shape of the hydraulically most unfavourable location . 91
B.7.3 Shape of the hydraulically most favourable location . 94
B.8 Length of the AO . 96
B.9 Relocation of section valves . 97
B.10 Calculating the nozzles operating in the most unfavourable AO . 97
Annex C (normative) Limits of applicability for water mist systems tested in accordance
with EN 14972-2 . 99
C.1 General . 99
C.2 Regarding the scope of the water mist system . 99
C.2.1 General . 99
C.2.2 Storage areas . 99
C.3 Storage requirements . 100
Annex D (normative) Limits of applicability for water mist systems tested in accordance
with EN 14972-3 . 102
D.1 General . 102
D.2 Regarding the scope of the water mist system . 102
D.3 Additional design and installation parameters . 103
Annex E (normative) Limits of applicability for water mist systems tested in accordance
with EN 14972-4 . 104
E.1 General . 104
E.2 Regarding the scope of the water mist system . 104
E.3 Additional information on testing methodology . 105
Annex F (normative) Limits of applicability for water mist systems tested in accordance
with EN 14972-5 . 106
F.1 General . 106
F.2 Regarding the scope of the water mist system. 106
Annex G (normative) Limits of applicability for water mist systems tested in accordance
with EN 14972-6 . 107
G.1 General . 107
G.2 Regarding the scope of the water mist system. 107
Annex H (normative) Limits of applicability for water mist systems tested in accordance
with EN 14972-7 . 108
H.1 General . 108
H.2 Regarding the scope of the water mist system. 108
Annex I (normative) Limits of applicability for water mist systems tested in accordance
with EN 14972-8 . 109
I.1 General . 109
I.2 Regarding the scope of the water mist system. 109
Annex J (normative) Limits of applicability for water mist systems tested in accordance
with EN 14972-9 . 111
J.1 General . 111
J.2 Regarding the scope of the water mist system. 111
J.3 Additional design and installation parameters . 112
Annex K (normative) Limits of applicability for water mist systems tested in accordance
with EN 14972-10 . 113
K.1 General . 113
K.2 Regarding the scope of the water mist system. 113
K.3 Additional design and installation parameters .
...
The SIST EN 14972-1:2021+A1:2025 standard provides a comprehensive framework for the design, installation, inspection, and maintenance of fixed firefighting systems utilizing water mist technologies. Its scope encompasses all types of land-based water mist systems, including both automatic nozzle systems and deluge systems, ensuring a wide applicability in various fire protection scenarios. One of the prominent strengths of this standard is its detailed guidance, which is critical for ensuring that water mist systems are effectively integrated into a building's fire safety measures. The standard not only outlines precise requirements but also offers valuable recommendations that facilitate compliance with the best practices in the industry. Its focus on harmonizing engineering approaches in the design and implementation of these systems enhances the safety and reliability of fire protection measures. Furthermore, this document is particularly relevant as it aligns with the fire test protocols established by the EN 14972 series, which validates its applicability across different applications and occupancies. This alignment gives users confidence that the water mist systems designed and installed according to this standard will perform effectively when subjected to real-world fire scenarios. However, it is important to note that this standard does not address aspects related to explosion protection or the use of water mist systems in vehicles, which may limit its scope in specific applications. Additionally, users must be aware that the document does not cover all legislative requirements, as national regulations may vary. This nuance emphasizes the need for users to consult with their local authorities to ascertain the standard's applicability in their region. In summary, the SIST EN 14972-1:2021+A1:2025 standard stands out for its thorough approach to ensuring safety and efficacy in fixed water mist firefighting systems, making it an essential reference for professionals involved in fire protection design and implementation.
SIST EN 14972-1:2021+A1:2025 문서는 고정 소화 시스템 중 물 분무 시스템의 설계, 설치, 점검 및 유지 관리에 대한 요구 사항과 권장 사항을 명확하게 규정하고 있습니다. 이 표준은 물 분무 자동 노즐 시스템과 독립적으로 작동하거나 펌프 시스템에 의해 공급되는 물 분무 대량 시스템을 포함한 모든 유형의 고정식 육상 기반 물 분무 시스템에 적용됩니다. 이 문서는 EN 14972 시리즈의 화재 시험 프로토콜에 의해 다루어지는 응용 분야와 시설에만 해당하며, 폭발 방지와 관련된 물 분무의 측면이나 차량 내에서의 사용은 포함되지 않습니다. 또한, 이 표준은 모든 법적 요구 사항을 포함하지 않으며, 특정 국가에서는 특정 국가 규정이 적용되어 이 문서를 우선시할 수 있습니다. 따라서 이 문서의 사용자들은 해당 국가의 책임 기관에 문의하여 이 표준의 적용 가능성에 대해 충분히 이해할 필요가 있습니다. SIST EN 14972-1:2021+A1:2025의 강점은 고정 물 분무 시스템의 설계와 유지 관리에 대한 포괄적인 지침을 제공함으로써 업계에서의 안전성을 높이고, 체계적인 접근 방식을 통해 다양한 응용 분야에서의 일관성을 보장하는 것입니다. 이 표준은 사용자와 제조업체에게 물 분무 시스템의 효율성과 안전성을 강화하는 데 필요한 기초 자료를 제공합니다. 결론적으로, SIST EN 14972-1:2021+A1:2025 문서는 고정 소화 시스템의 설계 및 유지 관리에 필수적인 기준을 제공하여 안전하고 효과적인 물 분무 시스템 운영을 가능하게 합니다. 이는 화재 안전 분야에서의 표준화의 중요성과 일관성을 지속적으로 강조하는 데 중요한 역할을 합니다.
SIST EN 14972-1:2021+A1:2025は、固定式消火システムにおける水霧システムの設計、設置、点検、およびメンテナンスに関する要件を明確に定めており、この分野における重要な基準です。この標準は、地上に設置される全ての種類の水霧システムに適用され、特に水霧自動ノズルシステムおよび水霧降雨システムを対象としています。そのため、多様な用途において、効果的かつ安全な消火手段を提供するための基盤が築かれています。 この文書の強みは、その包括的な設計ガイドラインと具体的な点検・メンテナンス手順にあります。これは、固定式水霧システムの性能を最大限に引き出すための具体的な指針を提供し、火災発生時の迅速かつ効果的な対応を可能にします。また、EN 14972シリーズの火災試験プロトコルに基づくアプリケーションに限定されているため、信頼性が高い標準として評価されています。 さらに、この標準が特に重要であるのは、国家ごとに異なる特定の規制が存在することも考慮に入れている点です。利用者は、自国の法的要件を理解し、この基準の適用可能性を確認することを推奨されています。これにより、地域ごとのニーズに応じた柔軟性が確保され、専門家が適切な判断を下す助けとなります。 全体として、SIST EN 14972-1:2021+A1:2025は、水霧システムの設計・設置・点検・メンテナンスに関する具体的かつ実践的なガイドラインを提供することで、消火システム分野における強力なツールとなっています。
Die Norm SIST EN 14972-1:2021+A1:2025 legt die Anforderungen und Empfehlungen für die Planung, Installation, Inspektion und Wartung von fest installierten, landgestützten Wassernebelanlagen fest. Diese Norm ist von zentraler Bedeutung für die Gewährleistung der Sicherheit und Effizienz von Wassernebel-Installationen, die in verschiedenen Anwendungen und belebten Umgebungen eingesetzt werden. Sie bezieht sich speziell auf automatische Düsenanlagen sowie auf Wassernebel-Dilugesysteme, die entweder autark oder über Pumpensysteme betrieben werden. Ein herausragendes Merkmal dieser Norm ist ihre umfassende Abdeckung spezifischer Anwendungen, die durch die Brandschutztestprotokolle der EN 14972-Serie validiert sind. Dies sorgt dafür, dass die Norm den spezifischen Bedürfnissen der Branche gerecht wird und gleichzeitig eine effektive Brandbekämpfung gewährleistet. Die Klarheit und Präzision der Anforderungen fördern die Sicherheit und Effizienz bei der Nutzung von Wassernebeltechnologien und stellen sicher, dass die Systeme ordnungsgemäß konzipiert und installiert werden. Ein weiterer positiver Aspekt ist, dass die Norm auch die Inspektions- und Wartungsvorgänge für Wassernebelanlagen behandelt. Dies ist entscheidend für die langfristige Funktionsfähigkeit und Zuverlässigkeit der Systeme. Regelmäßige Inspektionen und Wartungen sind notwendig, um mögliche Probleme frühzeitig zu erkennen und auszuschließen, wodurch nicht nur die Sicherheit erhöht, sondern auch die Betriebskosten langfristig gesenkt werden können. Allerdings ist es wichtig zu beachten, dass diese Norm nicht alle gesetzlichen Anforderungen abdeckt. In bestimmten Ländern können spezifische nationale Vorschriften gelten, die Vorrang vor dieser Norm haben. Die Dokumentation erklärt den Nutzern, dass sie sich über die Anwendbarkeit dieser Norm bei den zuständigen nationalen Behörden informieren sollten, um sicherzustellen, dass alle geltenden Vorschriften eingehalten werden. Zusammenfassend lässt sich sagen, dass die SIST EN 14972-1:2021+A1:2025 für Fachleute, die mit Wassernebelanlagen arbeiten, von hoher Relevanz ist. Die Norm bietet eine solide Grundlage für die Planung und den Betrieb von Wassernebel-Systemen und trägt dazu bei, hohe Sicherheitsstandards in verschiedenen Anwendungen sicherzustellen.
Le document SIST EN 14972-1:2021+A1:2025 présente des exigences et des recommandations claires et précises concernant la conception, l'installation, l'inspection et l'entretien des systèmes de brouillard d'eau fixes terrestres. Cette norme est cruciale pour le secteur de la lutte contre l'incendie, car elle aborde en détail les deux types principaux de systèmes de brouillard d'eau : les systèmes à buse automatique et les systèmes de déluge de brouillard d'eau, qu'ils soient alimentés de manière autonome ou par des systèmes de pompage. Un des points forts de cette norme réside dans son champ d'application ciblé, qui se limite aux applications et aux types d'occupations régis par les protocoles de test incendie de la série EN 14972. Cela garantit que les informations fournies sont pertinentes et directement appliquées à des situations spécifiques où la sécurité incendie est primordiale. En outre, la séparation des aspects liés à la protection contre les explosions et l'utilisation dans les véhicules garantit une concentration accrue sur les systèmes fixes, optimisant ainsi la pertinence de cette norme pour les professionnels de ce domaine. Il convient également de noter que le document contient des recommandations sur l'inspection et l'entretien, ce qui renforce la durabilité et la fiabilité des systèmes de brouillard d'eau. Toutefois, il est important de préciser que cette norme ne couvre pas tous les exigences législatives et que, dans certains pays, des réglementations nationales spécifiques peuvent prévaloir. Les utilisateurs sont donc encouragés à se renseigner auprès des autorités nationales compétentes pour vérifier l'applicabilité de ce document. En résumé, la SIST EN 14972-1:2021+A1:2025 se positionne comme un document essentiel pour les professionnels de la sécurité incendie, offrant des directives robustes et adaptées à la conception et à l'entretien des systèmes de brouillard d'eau fixes, tout en tenant compte des spécificités réglementaires nationales.
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