pumps and pumping systems  
 
 

Impeller, centrifugal KS, KSM pumps


Application

Impeller, centrifugal KS, KSM pumps have been designed to pump some acid, lye, hydrocarbon and other chemically active fluids within corrosion resistance limits for materials used for their construction in a specific material execution. Abrasive bodies content (grain size not bigger than 1 mm) should be limited to 50 g/dm3.

KS, KSM pumps are used in:

  • industry.

Technical specifications

capacit up to 72 m3/h
delivery head up to 55 m
pumped liquid temperature KS up to 120 oC
KSM up to 70 oC
liquid density up to 1900 kg/m3
liquid viscosity up to 200 mm2/s
mass 102,0 ÷ 261,0 kg
gauge pressure up to 1,0 MPa
motor power 0,75 ÷ 22,0 kW
rotational speed 1450 obr/min (50 Hz) and 1800 obr/min (60 Hz)
2900 obr/min (50 Hz) and 3600 obr/min (60 Hz)
shaft sealing KS string and face seal
KSM face seal

Product marking structure

K S M
 
5
 
1 1
 
1
 
1 1 0 0
 
4
 
1 0 2
 
1
a a a
 
b
 
c c
 
d
 
e1 e1 e2
 
h
 
i i i
 
k


a a a - pump type (two or three characters)
b - pump type/size
c c - pump type dimension (concerning the diameter the impeller)
d - material execution, as in MATERIAL EXECUTION subparagraph
e  e1 e1 e2   - constructional execution, as in CONSTRUCTIONAL EXECUTION subparagraph
h - supply completeness, as in SUPPLY COMPLETENESS subparagraph
i i i - unit selection, coded according to manufacturer's internal documents
k - product cosmetics, as in PRODUCT COSMETICS subparagraph (protective coatings)

Material execution of KS, KSM pumps

   KS, KSM pumps are produced in five materials executions

Pump elements Material "d"
1 2 3 4 5
Pump casing gray cast iron chromium cast iron tin bronze cast carbon steel austenitic cast steel
Bearing casing gray cast iron gray cast iron gray cast iron gray cast iron gray cast iron
Impeller chromium cast iron chromium cast iron tin bronze cast carbon steel austenitic cast steel
Shaft cast carbon steel acid-proof steel acid-proof steel stainless steel acid-proof steel
Packing bush chromium cast iron chromium cast iron acid-proof steel acid-proof steel acid-proof steel
Shaft seal soft sealing cord * mechanical *

  *) The selection of the pump depends on the type of the liquid.

Constructional execution

Constructional execution No
e  e1 e1 e2
Constructional execution KS pump
1010 The pump with string seal for liquids with temp. -30oC ÷ +70oC
1020 The pump with string seal and cooling chamber for liquids with temp. +70oC ÷ +120oC
1100 The pump with single, face seal type A1 for liquids with temp. -30oC ÷ +120oC
1110 The pump with single, face seal type V for liquids with temp. -30oC ÷ +120oC
1120 The pump with single, face seal type A10 for liquids with temp. +80oC
1130 The pump with single, face seal type UV for liquids with temp. -30oC ÷ +120oC
1140 The pump with single, face seal type US2 for liquids with temp. -30oC ÷ +120oC
1150 The pump with single, face seal type A4 for liquids with temp. -30oC ÷ +120oC
1160 The pump with single, face seal type 2100 for liquids with temp. -30oC ÷ +120oC
1170 The pump with single, face seal type 58U for liquids with temp. -30oC ÷ +120oC
1300 PThe pump with double, face seal, construction BACK TO BACK type V + V with liquid sealing barrier for liquids with temp. -30oC ÷ +120oC
1310 The pump with double, face seal, construction BACK TO BACK type 58U + 58U with liquid sealing barrier for liquids with temp. -30oC ÷ +120oC


Constructional execution No
e  e1 e1 e2
Constructional execution KSM pump
1100 The pump with single, face seal type A1 for liquids with temp. -30oC ÷ +120oC
1110 The pump with single, face seal type V for liquids with temp. -30oC ÷ +120oC
1120 The pump with single, face seal type A10 for liquids with temp. +80oC
1130 The pump with single, face seal type US for liquids with temp. -30oC ÷ +70oC
1160 The pump with single, face seal type 2100 for liquids with temp. -30oC ÷ +120oC
1170 The pump with single, face seal type 58U for liquids with temp. -30oC ÷ +120oC

Supply completeness

  1 - Pump with free shaft end.
  2 - Pump with complete coupling.
  3 - Pump with complete coupling and foundation plate.
  4 - Monoblok - (applies to KSM pumps).
  5 - Complete as in item 3 + electric motor.

Product cosmetics

  1. Standard
  2. Special

Features:

  • guarantee of reliable operation over many years and easy access to replacement parts,
  • individually tailored products according to customer needs,
  • constant technical supervision as well as guarantee and post-guarantee service,
  • low procurement and operation costs,
  • relatively long life in hard operational conditions,
  • use of austenitic cast steel and high-nickel alloy cast irons in pump construction.

Construction

KS pumps construction

KS pumps are single stage, rotodynamic, centrifugal, horizontal pumps. In a complete aggregate, a pump is connected to the motor through flexible coupling and located on a common foundation plate. The position of the pump connector pipe can be changed in 45o steps until horizontal, according to requirements. Pump impeller of a closed type with single side inlet is equipped on its back disk with radial vanes so as to decrease both axial force transferred to bearings and pumped liquid pressure on shaft seals. Pump shaft bears on rolling bearings. Coupling-side bearing is fixed in the axial direction.

KSM pumps construction

KSM pumps are rotodynamic, centrifugal, horizontal, single stage monoblock pumps. When in a complete aggregate, pump and motor create a single block. Pump casing is fitted to the motor flange together with joining member. On the motor shaft a pump shaft is mounted together with mechanical sealing to ensure leak-free operation, as well as closed pump impeller with single-side inlet. Pumps with up to 3 kW motors are equipped with a base used for their installation on the aggregate foundation. For motors of more than 4 kW, the pump aggregate is installed on the foundation through motor foot.

KS and KSM pumps shaft sealing encasements

      "KS" - Cord seal encasement
"KS" - Front double BACK to BACK seal with barrier liquid encasement
      "KS" - Cord seal with chamber encasement
"KS" - Single external front seal encasement
      "KS" i "KSM" - Single front seal encasement



Hydro-Vacuum S.A.
ul. Droga Jeziorna 8
86-303 Grudziądz
tel. 56 45 07 415
fax. 56 46 25 955
Copyright © Hydro-Vacuum S.A.

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