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AIR BALL VENT FIG.35N

 

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Fig.35Fig.35NFig.27Fig.26Fig.25
AIR BALL VENT FIG.35N
Flange dimensions and holes according UNE-EN 1092-2 PN10 / PN16.
APPLICATIONS:

The air ball vent is especialy suitable for water distribution networks, its ease the evacuation of large air flow and a continuous degassing.

DESCRIPTION:

The air ball vent is composed of a single body with a bowl where they are staying in a ball which in turn pushes a disk for closure. The movement of the ball and the disk is vertically allowing drain and close the hole respectively degassing trap and the openings of the central dish. This dish has in its center the tap purge that allows verifying the proper functioning of the air ball vent. The top cap has the function to protect the set and in addition to directing the evacuation of the air.

PN: 10/16
DN: 50-200
TOP BONNET: Ductile cast iron. EN-GJS-500-7
BODY: Ductile cast iron. EN-GJS-500-7
CENTRAL DISK: Fundición dúctil. EN-GJS-500-7
BALL: Commercial piece
DISK: Commercial piece
PURGER: Brass Cu Zn39 Pb3. EN-12164
HAND CONTROL: Polypropylene
HAND CONTROL SCREW: Steel
HAND CONTROL WASHER: Steel. DIN 125
SCREWS: Stainless steel 6.8 Zn. EN-24017

TEST AND EMPLOIMENT CHARACTERISTICS ACCORDING EN 12266-1
Sizes Seat tightness Working pressure
De Ø50 a Ø200 18 Kg/cm2 16 Kg/cm2
INSTALLATION:


In the assembly will take into account that:

  • We will have to anticipate that there is sufficient space to permit the passage for its proper maintenance.
  • The flow of air to evacuate in the filling and emptying in the aspire can be important, therefore it is desirable that the compound where is the air ball vent or a hole through a section with at least equal to that of the pipe for communication to the open air. It will be important to take a drain to the drainage system (see arrangement).
  • Preferably be mounted directly on the vertical pipe of a "T" (see arrangement).
  • Before the air ball vent mount, check that the flange connection is in proper horizontal position.
  • It will be convenient to carry out thorough cleaning of the pipe before installing the air ball vent.
Scheme of montage

AIR BALL VENT FIG.35N
1- BONNET
2- BODY
3- CENTRAL DISK
4- BALL
5- DISK
6- PURGER
7- HAND CONTROL
8- SCREWS
9- WASHER
10- NUT
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