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catalogue - Düker GmbH & Co KGaA

catalogue - Düker GmbH & Co KGaA

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5 Pillar<br />

208<br />

fire hydrants type 495<br />

design AFUD, PN 16<br />

DN 100, acc. to DIN 3222<br />

<strong>Co</strong>nstruction: The pillar fire hydrant type 495, design AFUD with additional check valve<br />

fulfills in all details the requirements and test procedures of the DIN 3222, DIN 3230 and<br />

the DVGW workingsheet W 331.<br />

Flange acc. to DIN EN 1092-2.<br />

Technical features: Automatic draining and protection against backflow and pressurised<br />

water, linkage locking device, maintenance free sealing of stem extension.<br />

Materials: Bottom, lower and upper part of pillar, valve head and handwheel made of<br />

ductile cast iron acc. to DIN EN 1563. Outlets and outlet covers: aluminium. Shell of valve<br />

head, stem, linkage, bolts and draining plate made of stainless steel. Stem nut, stem<br />

bearing support, upper and lower part of breaking coupling, sidevalve bonnets and locking<br />

ring: brass. Seat ring and sidevalves: brass, gummed.<br />

Obturator made of ductile cast iron, gummed and all O-rings made of high quality elastomer.<br />

Rubber for obturator, side valves and seat ring: EPDM<br />

<strong>Co</strong>rrosion protection:<br />

Inside: Bottom, lower and upper part of pillar with<br />

blue enamel<br />

Outside: Bottom and lower part of pillar: Base enamel plus<br />

epoxy resin coating RAL 3001<br />

Upper part of pillar: Base enamel plus polyurethan<br />

spray coating RAL 3001<br />

<strong>Co</strong>louring RAL 3001 = signal-red<br />

In case of repairings please note our operating instructions!<br />

Field of application (water up to 60°C)<br />

Water – test-pressure<br />

bar<br />

body seat<br />

24 21<br />

Max. operating pressure<br />

bar<br />

16<br />

Dimensions and weights ( Dimensions in mm )<br />

Pipe covering<br />

DN mm L1 L2 L3<br />

100 1250 2390 1250 950<br />

100 1500 2640 1250 950<br />

L4<br />

355<br />

355<br />

L5<br />

55<br />

55<br />

ø d<br />

400<br />

400<br />

e<br />

200<br />

200<br />

Weight<br />

in kg ≈<br />

185<br />

185<br />

5209

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