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UNE EN 12953-9:2025
Shell boilers - Part 9: Requirements for limiting devices of the boiler and accessories
Calderas pirotubulares. Parte 9: Requisitos para los dispositivos limitadores de la caldera y sus accesorios.
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Spanish PDF
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113.30 EUR
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| Standard number: | UNE EN 12953-9:2025 |
| Pages: | 53 |
| Released: | 2025-10-29 |
| Status: | Standard |
| Pages (Spanish): | 56 |
DESCRIPTION
UNE EN 12953-9:2025
This document specifies requirements for limiters which are incorporated into safety systems for shell boilers as specified in EN 12953-1:2012. The design requirements and examination of the limiters are covered in this document. NOTE See Annex E for determination of the characteristic data for use in protective circuits with a safety integrity level (SIL) rating. The requirements for limiters with regard to the safety integrity level (SIL), for example, in accordance with EN 61508 are not regulated in this document.