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Domestic technology Equipment for heating systems, boiler rooms and chimneys 77470 Gefäßanschlusskombination GAK ST 3bar
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GAK-ST | 77470

Gefäßanschlusskombination - Stahl

in-stock items
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  • time-saving installation with pre-assembled, tightness-tested assembly
  • service-friendly: Air vent and expansion vessel can be replaced without draining

For connection of diaphragm expansion vessels up to 50 l for sealed heating systems as per EN 12828 up to a capacity of 50 kW.

Pre-assembled combination fitting consisting of:
Steel carrier with enclosed anti-tamper cap valve for connection of the diaphragm expansion vessel
Safety valve with type approval
Pressure gauge for heating installations with red reference pointer
Quick air vent (12 bar), mounted via self-sealing mounting valve

Connections
Boiler:
G¾ male
Expansion vessel:
G¾ female
Operating temperature range
Medium:
max. 120 °C
Dimensions (with insulation)
W x H x D:
275 x 270 x 70 mm
Carrier
Material:
Steel, galvanised
Protrusion:
258 mm
Diaphragm safety valve MS
Inlet x outlet:
G½ x G¾
Seal:
Teflon ring, rotatable
Response pressure:
  3 bar
Heat capacity:
  50 kW
Pressure gauges for heating installations
Bourdon tube pressure gauges
Range:
0/4 bar
window:
with red reference pointer
Diameter:
63 mm
Connection:
G¼ bottom
quick air vent with aqua stop
Input:
G⅜
Nominal pressure:
  12 bar
Scope of delivery
  • Connection assembly for expansion vessels GAK
  • Montagezubehör: Schrauben, Unterlegscheiben, Dübel
  • Anti-tamper cap valve (not mounted)

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