Product Overview

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Operating principle DIRTCAL
®
The dirt separating action performed by the internal element (1) offers little
resistance to the flowing medium while ensuring dirt separation. The particles
collide with the concentric diamond pattern mesh surfaces and then settle
to the bottom in the dirt collection chamber (2), and not by filtration unlike
mesh stainers; which, over time, get progressively clogged. By contrast, the
DIRTCAL
®
's low-velocity zone dirt separator function efficiently removes the
particles to as small as 5μm (0.2 mil) with very low head loss. The dirt can
then be removed through the bottom drain port (3).
The collected dirt can then be discharged, even with the system
running, by opening the drain valve (3) with the handle (4).
Construction details
Low head losses and performance maintained over time
The dirt separating action performed by the dirt separator is based on
using the internal element (1) with concentric diamond pattern mesh
surfaces instead of an ordinary filter. The element offers little resistance
to the medium flow while ensuring dirt separation. This occurs due
to the particles colliding with the concentric diamond pattern mesh
surfaces and then settling to the bottom, and not by filtration; which,
over time, gets progressively clogged. By contrast, the DIRTCAL
®
low
velocity- zone dirt separator efficiently removes the particles to as small
as 5 μm (0.2 mil) with very low head loss. The dirt collection chamber
(2) at the bottom of the DIRTCAL
®
is at the right distance from the inlet
and outlet connections that the collected dirt particles are not affected
by the swirling flow through the bottom drain port, even with the system
running, by opening the drain valve (3) with the handle (4).
The geometrical structure of
DIRTCAL
®
reduces the flow
media velocity to help separate
dirt particles. The dirt collection
chamber has the following
features:
It is located at the bottom of 
the device at such a distance
from the connections that the
collected dirt is not affected by
the swirl of the flow through the
mesh element.
It  has  enough  capacity  to
increase the amount of dirt
stored and therefore decreases
the frequency of emptying it
compared to filters that need to
be cleaned frequently.
5463
5462
5465M / NA5465M
5465/NA5465
Geometric structure and large dirt collection chamber