{"id":10127,"date":"2018-07-09T20:45:45","date_gmt":"2018-07-09T18:45:45","guid":{"rendered":"https:\/\/www.kromschroeder.de\/process-heat\/products\/kromschroeder-system-technology\/gas-systems\/standards\/en-746-22010\/5-2-gaseous-fuels\/5-2-1-gas-pipework\/5-2-1-11-pressure-relief-devices-and-flame-arrestors-on-pipework\/"},"modified":"2018-07-27T19:17:42","modified_gmt":"2018-07-27T17:17:42","slug":"5-2-1-11-pressure-relief-devices-and-flame-arrestors-on-pipework","status":"publish","type":"page","link":"https:\/\/www.kromschroeder.de\/en\/kromschroeder-system-technology\/gas-systems\/standards\/en-746-22010\/5-2-gaseous-fuels\/5-2-1-gas-pipework\/5-2-1-11-pressure-relief-devices-and-flame-arrestors-on-pipework\/","title":{"rendered":"5.2.1.11 Pressure relief devices and flame arrestors on pipework"},"content":{"rendered":"<p>[et_pb_section bb_built=&#8221;1&#8243; fullwidth=&#8221;on&#8221; specialty=&#8221;off&#8221; _builder_version=&#8221;3.0.89&#8243; next_background_color=&#8221;#000000&#8243; 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module_alignment=&#8221;left&#8221; custom_padding=&#8221;0px|10px|10px|10px&#8221; border_style=&#8221;solid&#8221; header_line_height=&#8221;1.4em&#8221; header_line_height_last_edited=&#8221;on|desktop&#8221; header_font_size_last_edited=&#8221;on|phone&#8221; header_font_size_tablet=&#8221;25px&#8221; header_font_size_phone=&#8221;20px&#8221;]<\/p>\n<div id=\"c345\" class=\"csc-default\">\n<h1>5.2.1.11 Pressure relief devices and flame arrestors on pipework<\/h1>\n<div id=\"c1245\" class=\"csc-default\">\n<p>For equipment designed for situations in which flash-backs can occur, <span class=\"blau\">flame arrestors<sup>1)<\/sup><\/span> and\/or pressure relief devices shall be fitted.<\/p>\n<p>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.<\/p>\n<p>A flash-back at least shall trigger an alarm. The required measures after a flash-back shall be described in the instruction for use.<\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div id=\"c446\" class=\"csc-default\">\n<div id=\"c444\" class=\"csc-frame csc-frame-frame1\">\n<hr \/>\n<p><em>The following chapters are printed with the permission of the DIN Deutsches Institut f\u00fcr 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.<\/em><\/p>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<div id=\"c576\" class=\"csc-default\">\n<div class=\"csc-textpic-text\">\n<p class=\"blau\"><em><img loading=\"lazy\" decoding=\"async\" class=\"alignleft size-full wp-image-9778\" src=\"https:\/\/www.kromschroeder.de\/wp-content\/uploads\/2018\/07\/birne-f2.jpg\" alt=\"\" width=\"40\" height=\"40\" \/><\/em><\/p>\n<p class=\"blau\"><em>Our note on this Standard:<\/em><\/p>\n<p class=\"blau\"><span style=\"color: #0000ff;\">1) An application for use of a flame arrestor is described in subclause <a href=\"https:\/\/www.kromschroeder.de\/en\/kromschroeder-system-technology\/gas-systems\/standards\/en-746-22010\/5-2-gaseous-fuels\/5-2-4-supply-of-pre-mixed-fuel-gas-air\/5-2-4-1-mixture-pipework\/\">5.2.4.1.<\/a><\/span><\/p>\n<\/div>\n<\/div>\n<p>[\/et_pb_text][\/et_pb_column][et_pb_column type=&#8221;1_4&#8243;][et_pb_text admin_label=&#8221;docuthek tablet smart&#8221; _builder_version=&#8221;3.0.89&#8243; background_color=&#8221;#ffffff&#8221; custom_margin=&#8221;|10px||10px&#8221; custom_padding=&#8221;10px|10px|10px|10px&#8221; border_style=&#8221;solid&#8221; saved_tabs=&#8221;all&#8221; background_layout=&#8221;light&#8221; disabled_on=&#8221;off|off|on&#8221; disabled=&#8221;off&#8221; global_module=&#8221;2077&#8243; border_style_all=&#8221;solid&#8221;]<\/p>\n<p><strong>DOCUTHEK<br \/>\n<\/strong><\/p>\n<p>You can find all documents here.<\/p>\n<form action=\" https:\/\/docuthek.kromschroeder.com\/documents\/index.php?lang=en&amp;menuid=31&amp;topmenu=31\" method=\"post\" target=\"blank\"><input name=\"searchvalue\" type=\"text\" value=\"\" placeholder=\"Search term\" \/><\/form>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-1820 alignnone\" src=\"https:\/\/b2fvdlvy.myraidbox.de\/wp-content\/uploads\/2017\/06\/dokulogo.gif\" alt=\"\" width=\"30\" height=\"30\" \/> <a href=\"https:\/\/docuthek.kromschroeder.com\/documents\/index.php?menuid=31&amp;topmenu=31?lang=en&amp;folder=1\" target=\"_blank\" rel=\"noopener\">docuthek.com<\/a><\/p>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Your specialists in system solutions. 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