Xylem FLYGT 3171 - Pump Components and Design

Product Description
r--...-.-1
Parts
'13
\9
12
11
\i
10
7
Figure 1 : Without
cooling
jacket
3
a
.
;
Figure
2: With cooling
jacket
Positio
n
Denomination
Description
1 Monitoring
sen50r
Optional
sensor.
tor
inlormation about
sensors,
see
Monitoring
equipment(page
13)
2 Shaft
Stainless
steel,
lyith an
integrated
rotor
3 Cooling
wiihout
jacket
The
pump is
cooled
by lhe
ambient
liquid.
4 Cooling
with
jacket
il,e
,noto,l,e ,noto, is .oted by
u closed
loop system.
An
integraled coolant
pump
circulates
the
coolant
whenever
the
pump is
operated.
5
Flow diffuser
P,ouides
heat
trander
from the
(0olant
to the
pumped fluid.
6 Seal
housing
ffi
sials;
the
housing acts
as a buffer
between
the
pumped fluid and
the electric
motot
1
lmpeller
N
impeller, a semi.open,
two-vare
impellel
I
lnspection
chamber
Equipped
with aa
f
610
leakage
sens0I
to
prevent damages
t0 the
motor
rLs
10
tor inlormati0n
about
E610, see
Monltoring
equ,pment
{page
13).
10
Mechanical seals
lMade of
one of the
following
allernatives:
.
Alternative
1
.
lnner seal: t0rrosion-resistant
cemented
carbide
WCCRMCCR
.
outel
seal: co(osion-Iesistant
(emented
ca
rbide
WCCRMCCR
.
Alternative
2
.
lnner seal:
(olrosion-resistant
cemented
tarbide
WCCRIWCCR
.
Oulerseal:
silicon
tarbide
RSiC/RSiC
1'1 l,/ain
bearings
Consisting
0f a t,{0'row
angular
contact
ball bearing
12
Motor
for
information about
the
motoI, see
Motor data
(page
63).
13 ThermalcontacV
Thermistors
For
information aboutthe
thermal
contact
and thelmistors,
see
Monitoring
eguipment(page
13).
12
Flygt
3171
lnstallation,
Operation,
and
Maintenance
Manual