KST – KROMSCHRÖDER SYSTEM TECHNOLOGY
18.104.22.168 Pressure relief devices and flame arrestors on pipework
For equipment designed for situations in which flash-backs can occur, flame arrestors1) and/or pressure relief devices shall be fitted.
Pressure relief devices shall be designed to yield at a pressure below the design pressure of the pipework and shall be positioned such that the discharge flow and the pressure relief device does not constitute a risk to the equipment, personnel or third parties.
A flash-back at least shall trigger an alarm. The required measures after a flash-back shall be described in the instruction for use.
The following chapters are printed with the permission of the DIN Deutsches Institut für Normung e.V. (German Institute for Standardization). For the implementation of the DIN Standard, the version with the most recent issue date is deemed authoritative. This is available from Beuth Verlag GmbH, Burggrafenstrasse 6, 10787 Berlin, Germany.
Our note on this Standard:
1) An application for use of a flame arrestor is described in subclause 22.214.171.124.