Vertical Multistage Inline Pump KAWAMOTO QBS/QSBI/QSBN Series

Vertical Multistage Inline Pump KAWAMOTO Model QBS/QSBI/QSBN suitable for various applications such as car wash, agricultural, fire, and air conditioning water systems. It offers a wide range of output options from 0.37kW to 75kW, making it adaptable to different service conditions. The pump comes with a standard specification of operating temperature from 0 to 120℃ and features an assembly cartridge mechanical seal that makes installation and maintenance safer and more convenient, ensuring reliability.

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MODEL QBS /QSBI /QSBN

Vertical Multistage Inline Pump
2 Poles / 50 Hz, Suction Size DIN 25-150

APPLICATIONS

  • High pressure water system For use in cleaning, such as a car wash shop (car care)
  • Agricultural water system
  • Fire water system
  • water system for air conditioning

FETURE

  • The most appropriate mode can be selected for the service condition from the wide variation of output (0.37kW-75kW).
  • Standard specification : 0 to 120℃
  • Assembly cartridge mechanical seal, making installation and maintenance safer and more convenient, and guaranteeing the reliability of the mechanical seal.
  • Motor is adopted IP55 class F TEFC outdoor use.

MODEL CODE

PERFORMANCE CHART

PRODUCT DATA

Range QSB ,QSBI ,QSBN
1 3 5 10 15 20
50Hz
Nominal flow ( m3/h ) 1.8 3 5.7 10 17 21
Flow range ( m3/h ) 0.7-2.4 1.2-4.5 2.5-8.5 5-13 8.5-23.5 10.5-29
Max. pressure ( bar 1 ) 21.5 23 24 21.5 23 24.3
Fluid temperature ( oC ) -15 to +120
Motor power ( kW ) 0.37-2.2 0.37-3 0.37-5.5 0.37-7.5 1.1-15 1.1-18.5
Version
QSB: Cast iron and stainless steel EN 1.4301/AISI 304
QSBI: Stainless steel EN 1.4301/AISI 304
QSBN: Stainless steel EN 1.4401/AISI 316
Motor
Mains connection 1) ( V/Hz )
(Permissible voltage tolerance ± 10%)
220-240V 50 Hz
Mains connection 3 ( V/Hz )
(Permissible voltage tolerance ± 10%)
0.37-7.5 kW 220-240/380-415 V 50 Hz
From 11kW 380-415 V 50V 50 Hz
Insulation class F
Enclosure class IP 55
Ambient temperature 50 oC
QSB Pipe Connection
Flange DN 25/
DN 32
DN 25/
DN 32
DN 25/
DN 32
DN 40 DN 50 DN 50
QSBI, QSBN Pipe Connection
Flange DN 25/
DN 32
DN 25/
DN 32
DN 25/
DN 32
DN 40 DN 50 DN 50
Victaulic-connections R ⅟₄
DN32
R ⅟₄
DN 32
R1⅟₄
DN 32
R2
DN 50
R2
DN 50
R2
DN 50
Mechanical Seals
SiC/SiC Standard
Seals
EPDM Standard
Viton

   *Flange standards : Refer to dimensional drawings

PRODUCT DATA

Range QSB ,QSBI ,QSBN
32 45 64 90 120 150
50Hz
Nominal flow (m3/h) 30 45 64 90 120 150
Flow range (m3/h) 15-40 22-58 30-85 45-120 60-160 75-180
Max. pressure ( bar1 ) 27.5 33 21.8 20 20.4 18.7
Fluid temperature ( oC ) -15 to +120
Motor power ( kW ) 1.5-30 3-45 4-45 5.5-45 11-75 11-75
Version
QSB: Cast iron and stainless steel EN 1.4301/AISI 304
QSBI: Stainless steel EN 1.4301/AISI 304
QSBN: Stainless steel EN 1.4401/AISI 316
Motor
Mains connection 1) V/Hz ) (Permissible voltage tolerance + 10%) 220-240V 50 Hz
Mains connection 3 V/Hz I (Permissible voltage tolerance: 10%) 0.37-7.5 kW 220-240/380-415 V 50 Hz
From 11kW 380-415 V 50V 50 Hz
Insulation class F
Enclosure class IP 55
Ambient temperature 50 oC
QSB Pipe Connection
Flange DN 65 DN 80 DN100 DN100 DN125 DN125
QSBI, QSBN Pipe Connection
Flange DN 65 DN 80 DN100 DN100 DN125 DN125
Victaulic-connections N/A N/A N/A N/A N/A N/A
Mechanical Seals
SIC/SIC Standard
Seals
EPDM Standard 0.37 kW-45 kW
Viton 55 kW-75 kW

   *Flange standards : Refer to dimensional drawings

APPLICATIONS AND FEATURES

WATER SUPPLY AND PRESSURE BOOSTING

  • Pressure boosting in buildings, hotels, residential complexes
  • Pressure booster stations, supply of water networks
  • Pressure boosting for industrial water supply

IRRIGATION AND AGRICULTURE

  • Greenhouses
  • Sprinkler irrigation
  • Field irrigation (flooding)

LIGHT INDUSTRY

  • Washing and cleaning systems
  • Car washing facilities
  • Fire fighting systems
  • Process water systems
  • Machine tools (cooling lubricants)

WATER TREATMENT

  • Water softeners and de-mineralization
  • Reverse Osmosis systems
  • Distillation systems
  • Filtration
  • Ultra-filtration systems

HEATING, VENTILATION AND AIR-CONDITIONING

  • Boilers
  • Induction heating
  • Heat exchangers
  • Refrigerators
  • Cooling towers and systems
  • Temperature control systems