Flowserve VTP User Instructions page 19

VERTICA
d) Bolt on s strainer
3.3.6 Impe ellers
VTP's are su upplied with e enclosed, or s
impeller type es. Impellers
capacity type e designed fo or maximum c
VTP applicat tions. Impelle
to match eac ch order and t
finish to achi ieve hydraulic
are dynamic ally balanced d and held in p
shaft by a ta pered lock co ollet or split rin
3.3.7 Stuf ffing box
Some VTPs are fitted with
cases, stuffin ng boxes are
working pres ssures up to 2
stuffing box User Instructi
3.3.7.2
Hig gh pressure
This type of packing box i
packing with two lantern r
Page 19 of 7 76
AL TURBINE E PUMPS (VT
emi open
are low, med dium and high
coverage of a
ers are cast a and machined
to provide req quired surface
c characterist ics. Impellers
position on th
ng and key.
h stuffing box xes. In such
normally ade equate for
20.7 bar (300 psi). Refer to
ions for speci fications.
stuffing box x
is fitted on to an open lines
rings and allow ws grease lub
TPS) CENTRI IFUGAL PUM
3.3.7.1 1
Low pres
This ty ype of packing
linesha aft for pressu
used o only on W-typ
3.2.2.1 1 to see for W
(17) PAC CKING GLAND
(354) STUD
(355 5) HEX NUT
h
ll
d
e
s
e
(13) PAC CKING SET
o
shaft for press sures up to 2
brication.
MPS ENGLIS SH 71569224
ssure stuffing g box
g box is fitted on to an ope
res less than 6.5 bar (100
pe discharge h heads (see S
W type dischar rge head deta
STUFFING
PRESSUR
REDUCING
BUSHING
20 bar (300 ps si) uses six rin
flowse
4 – 02-15
en
psi) and
ection
ail).
SLIN NGER (346)
STU UD (326A)
HEX X NUT (327A)
O-RI NG (347)
G BOX (83)
RE
G
(117)
ngs of
erve.com