Survey of Hydrants
9Pages

Ductile Cast Iron Hydrants

Düker Hydrants – Important Elements of a Modern Public Water Supply Ductile cast iron hydrants Düker underground and pillar hydrants Hydrants are an important part of the public water supply system, with a wide • underground hydrant type 304 / 305 • pillar hydrant type 494 • drawing water for fire fighting and emergency conditions AUD shape with two top outlets • setting up of temporary network connections in case of an emergency • underground hydrant type 393S • aeration and venting of pipe sections area of application, such as: • pillar hydrant type 495 • temporary water supply during...

Underground Hydrant 304 and 305 – with Flange Connection DN 80 / PN 16 – pipe covering 0.80 m to 1.50 m, inside and outside enamelled Range of application • for drinking and raw water Type Pipe covering Height of construction Weight mm mm kg Underground hydrants of the 304 and 305 series correspond to the require- ments and tests of DIN 3221, DIN 3321 and EN 14339, as well as the DVGW testing standard VP 325 and possess a DVGW type approval test. All materials used correspond to the KTW recommendations of the Federal Environmental Agency and the DVGW worksheet W270. Furthermore, the...

Underground Hydrant 393 S – for TYTON®/ Novo Coupling DN 80 / PN 16 – pipe covering 0.75 m to 1.50 m, inside and outside enamelled Range of application The underground hydrant 393 S is equipped with a spigot that fits into every TYTON®/Novo socket DN 80. It is available for pipe coverings from 0.75 m to 1.50 m. The type 393 S underground hydrant corresponds to all details and tests of the standards DIN 3221, DIN 3230 as well as the DVGW worksheet W331 and has stood the test of time in drinking water supply, fire fighting and emergency water supply. Technical properties The one-piece body of...

Pillar Hydrant 494 – with Dual Shut-off DN 80 / 100 / PN 16 – pipe covering 1.25 m and 1.50 m Technical properties Range of application • for drinking and raw water All body parts are made of EN-JS 1050 ductile cast The type 494 pillar hydrant comes with a dual shut-off. An additional obturator iron and are enamelled on the inside. ensures sealing when the linkage is replaced under pressure. • up to 60 °C The hydrant has two upper B outlets (3) An ad- Because of the dual shut-off, the pipe does not need to be pressure-free. The ditional A outlet is available upon request for the safety...

Pillar Hydrant 495 – with Protective Cover DN 100 / PN 16 - pipe covering 1.25 m to 1.50 m Range of application Pipe covering Height of construction L1 Height L 2 Height L 3 Height L 4 Weight mm mm mm mm mm kg • up to 60 °C The pillar hydrant type 495 offers both appealing design with its bright red upper part and the stainless steel protective cover, as well as sophisticated functionality. It is available in the nominal diameter of DN 100 with pipe coverings of 1.25 m and 1.50 m. The flange connection fulfils the requirements of DIN EN 1092-2. The hydrant corresponds to the standards of...

Pillar Hydrant 504 – Height Adjustable, with Dual Shut-off DN 100 / PN 16 - pipe covering 1.10 m to 1.60 m Technical properties Range of application • for drinking and raw water The upper part of the pillar hydrant housing is entirely made of EN-JS 1050 ductile cast iron and enamelled on the inside. The outside of the upper part has a base enamel coating and an additional red paint finish in RAL 3001. Standpipe and standpipe cover are enamelled inside and outside. The hydrant has two upper B outlets (3). The type 504 pillar hydrant ideally combines an appealing design with proven...

More than 500 Years of Experience in Iron Casting Our know-how is your advantage Quality at the highest possible level The Düker name has been synonymous for premium quality iron casting for You benefit from our many years of experience. All We are the first ones to set the highest requirements into the quality of our more than 500 years. Today, we are among the leading manufacturers of valves of our qualified teams in engineering, sales, products. It is for that reason that we introduced a modern quality management and pressure pipe fittings for drinking water and gas supply, as well as...

FITTINGS AND VALVES DRAINAGE TECHNOLOGY Engineering GLASS LINING TECHNOLOGIES JOBBING FOUNDRY Düker GmbH & Co. KGaA Hauptstraße 39-41 D-63846 Laufach Germany Phone +49 6093 87- 250 Fax +49 6093 87-246 772772 / 08.11 Specifications subject to change without notice. Internet: www.dueker.de E-Mail: info@dueker.de