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Gas type:

natural gas, town gas, LPG (gaseous), biologically produced methane and   air.

Max. inlet pressure pe:

1 bar GFK 15 to 250,4 bar (60 psig) GFK 15R to 65R, GFK 15TN to 100TN,6   bar GFK 40F to 100F.

Ambient temperature:

-15 to +80°C (5 to 176°F).

Continuous operation at high temperatures accelerates the ageing of   elastomer materials.

Housing

GFK 15 to 100 made from AlSi.
  GFK 125 to 250 made from sheet steel.
  GFK..R: Rp internal thread connection to ISO 7-1.
  GFK..F: flanged connection to ISO 7005, PN 16.
  GFK..N: NPT internal thread.
  GFK..A: ANSI 150 flanged connection.
  Filter pad: polypropylene fleece (standard 50 μm).

Pressure Test Points on Cover

GFK 15 to 100:

Inlet side:

Rp 1/8 pressure test nipple,

Outlet side:

Rp 1/8 pressure test nipple.

GFK 125 to 250:

Inlet side:

Rp 1/8 plug,

Outlet side:

Rp 1/8 plug.

GFK 15T to 100T:

Inlet side:

Rp 1/8 plug,

Outlet side:

Rp 1/8 plug.

Application

Suitable for filtration of the fuel gas and combustion air supply to all   gas consuming appliances.

Function

Gas filter GFK is used for cleaning fuel gases and air.
  With clean filter pad 1, the pressure gradient over the filter pad must not   exceed 10 mbar (4 "WC).