Outlet swing check valve neck type - L 55 067-601 PN 1



Application
Self-acting outlet valve preventing pipeline
from intrusion of impurities, animals or
pipeline flooding during liquid level rising at
outlet side. It is used mainly for water or other
non-aggressive liquids for working pressures
and temperatures:


Swing check valve is not a shut-off valve. If
tightness is required, shut-off valve must be
also inserted into the pipeline.

Technical description
Outlet swing check valve is a casting with
inclined sealing surface. Disc is hinged in the
body so that it is kept in closed position by
means of its weight. Valve is opened by the
pressure of waste water.

Connection
Neck dimensions are as per DIN 13 500
(ÈSN 132110). Basic connecting dimensions
are given in the table.

Materials
Body, disc cast iron (GG-20)
Pin carbon steel

Testing
Swing check valve is tested as per
DIN 3230-3, (ÈSN 133060, part 2).

Installation
Valve shall be installed into horizontal or
slightly inclined pipeline, the pin must be
upwards.

Control
Self-acting by the pressure of working
medium on the valve disc.


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