Pressure and vacuum valves

     

FST420

Über- und Unterdruckventil FST420 der FireSafeTec GmbH Fürstenwalde protective system   deflagration end-of-line flame arrester with pressure and vacuum valves
certificate
  EU-Type Examination Certificate
according directive 2014/34/EU (ATEX95) and ISO 16852
DIN EN 13463-1 and DIN EN 13463-5
application   gas/air- or vapour/air-mixtures
of explosion groups
IIA1 (Methan) MESG ≥ 1.14 mm
IIA (D) MESG > 0.90 mm
IIB3 (C) MESG ≥ 0.65 mm
nominal
diameter
  50 / 2“,  80 / 3“, 100 / 4“
connection   ISO 7005 PN10
ANSI B16.5 – 150
settings
  pressure: +5 bis +50 mbar
vacuum: -2,5 bis -50 mbar
material
  metal foil element: stainless steel
housing: ucile iron
valve seat: stainless steel
valve insert: stainless steel
coating   galvanised or painted (optional)

 

     

FST520

Über- und Unterdruckventil FST420 der FireSafeTec GmbH Fürstenwalde equipment   Über- und Unterdruckventil
certificate   EU-Type Examination Certificate
according directive 2014/34/EU (ATEX95)
DIN EN 13463-1 and DIN EN 13463-5
application   gas/air- or vapour/air-mixtures
II 1/2 G c IIB T X
nominal
diameter
  50 / 2“,  80 / 3“, 100 / 4“
connection   ISO 7005 PN10
ANSI B16.5 – 150
settings   pressure:: +5 bis +50 mbar
vacuum: -2,5 bis -50 mbar
material   housing: ducile iron
valve seat: stainless steel
valve insert: stainless steel
coating   galvanised or painted (optional)