Pillar Type and Underground Fire Hydrant

Features

  • Pillar type with dual outlet, underground type with a single outlet,
  • Protection against unauthorized use with a private key,
  • Rupture zone against impacts in Pillar type,
  • Self shutdown mechanism in the case of a rupture after an impact,
  • Discharging against congealing.

 

Applied Standards

Design EN 14339
EN 14384
Flange Dimensions EN 1092-2
ISO 7005-2
BS 4504
DIN 2501
Coating DIN 30677
Test EN 12266-1 & -2
EN 1074-1 & -6

 

Pressure Classes and Diameters

PN10 - PN16 DN80 - DN100 mm

 

Test Pressures (according to EN 12266)

  PN10 PN16
Seat (bar) 11 18
Body Test (bar) 17 25

 

Materials

Body and Cover DI casting, GJS-400.15 / GJS-500.7, EN 1563 (GGG40 – 50, DIN 1693)
Cone valve Bronze, GBzSnPb4.
Ball Natural rubber coated steel ball, St37 EPDM
Stem Stainless steel, 1.4021 (X20Cr13)
Wedge Nut Bronze, GBzSnPb4
Drainage valve Ms58
Outlets & Bearings Die cast aluminum or brass, AlMgSi1 – Ms58
Gasket and O-ring Natural rubber, EPDM or NBR.
Bolts & Nuts Galvanized steel, quality 8.8
Stainless steel, quality A2 (optional)
Internal-External Coating Red electrostatic epoxy powder coating RAL 3002. Parts that lying underground are coated bitumen.

 

Accessories

  • Special open/close key,
  • Duckfoot Bends,
  • Street box for underground usage.