Gaseous fire-extinguishing systems. Physical properties and system design - HFC 236fa extinguishant1 Scope This part of ISO 14520 gives specific requirements for gaseous fire extinguishing systems, with respect to the HFC 236fa extinguishant. It includes details of physical properties, specification, usage and safety aspects and is applicable to systems operating at nominal pressures of 25 bar and 42 bar superpressurized with nitrogen. This does not preclude the use of other systems.

BS 84142:2020 supersedes BS 84142:2015+A1:2017

(See Annex C)

Informative annexes are included in this document as a compilation of reference and consensual factors (pumping cost

A lower limit of detection for zinc bacitracin (3 mg/kg) is achievable but should be established with an in-house validation first

and inspection for basket trolleys

Why should you use ISO 13605

NOTE Additional information about solar concentrating exposures

as aircraft applications are crucial and this requires them to have the highest durability and maximum safety

which is essential to keep drivers in a good state of health

e) terminology Registration Authorities

Figure 1 and Figure 2 have been revised

Readers of this International Standard should familiarize themselves with the terminology and structure of the document suite and then reference the appropriate elements of the suite for the context in which they propose to conduct an assessment