AVK ABOVE GROUND FIRE HYDRANT, PN 16

產品特點

• Outlet – 2 x B storz hose nozzles
• Valve seat of dezincification resistant brass
• Automatic drainage in flush proof design
• Operating nut with integrated air valve of brass
• Disc with ductile iron core coated with PUR (Polyurethan) for maximum memory effect
• Titanium bushes in the upper barrel flange, protecting against damage at traffic knock down
• Additional ball shut-off for easy maintenance of the hydrant
• Kv value, DN 80: 1 x 65 outlet: 121 m3/h, 2 x 65 outlet: 160 m3/h
• Kv value, DN 100: 1 x 65 outlet: 139 m3/h, 2 x 65 outlet: 248 m3/h
• Drainage: Residual flow, DN 80/100: 25/34 ml - Time for drainage, DN 80/100: 110/222 sec.
• Operating force resistance: MOT = 125 Nm, MST = 250 Nm
• Hydrant head and lower barrel externally fusion bonded epoxy coating in compliance with DIN 3476 part 1 and EN 14901. Hydrant head additionally coated with a topcoat of UV resistant polyester. Lower barrel internally enamelled to DIN 51178
• Upper barrel of heavy duty stainless steel
• Fully vulcanized ball sealing gasket
• The gear positioned in the lower part and a loosely plugged connection of the operation pipes, makes the main hydrant sealing remain fully functional at an accidental traffic knock down
• Possibility of rotation of the upper barrel including the hydrant head by 360