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Kawamoto Pump Mfg. Co., Ltd.

Submersible(drainage)

BU

From left
1st: Manual type (Floor mount)
2nd: Automatic type
3rd: Automatic alternate type
4th: Manual type (Pedestal support type)

Selection chartNOTEActual performance may slightly differ from the values in table and chart. Values in table show standard characteristics.

50Hz

Unit conversion calculator

NOTE
This is the only calculator for unit conversion. Graph will be not affected by this conversion.

Capacity: Q


 → 
Total head: H


 → 

BU4

Total head(m)
Capacity(m3/min)


Specificiation tableNOTEActual performance may slightly differ from the values in table and chart. Values in table show standard characteristics.

50Hz

BU4

Operation methodBoreRef.ModelMotorQHQHCAD
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CAD
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mmkWm3/minmm3/minmFlange typeRemovable type
Manual type501BU4-505-0.75T40.750.110.20.365.5DLDL
Manual type652BU4-655-1.5T41.50.1613.80.58.2DLDL
Manual type653BU4-655-2.2T42.20.16160.639.5DLDL
Manual type654BU4-655-3.7T43.70.1620.50.6314.2DLDL
Manual type805BU4-805-1.5T41.50.490.85.5DLDL
Manual type806BU4-805-2.2T42.20.412.20.97.5DLDL
Manual type807BU4-805-3.7T4 *13.70.416.51.48.2DLDL
Manual type808BU4-805-5.5T4 *25.50.4201.613DLDL
Manual type809BU4-805-7.5T4 *37.50.425.51.816.5DLDL
Manual type8010BU4-805-11T4 *4110.530.52.219DLDL
Manual type8011BU4-805-15T4 *5150.533.52.519.5DLDL
Manual type10012BU4-1005-3.7T4 *13.70.416.51.48.2DLDL
Manual type10013BU4-1005-5.5T4 *25.50.4201.613DLDL
Manual type10014BU4-1005-7.5T4 *37.50.425.51.816.5DLDL
Manual type10015BU4-1005-11T4 *4110.530.52.219DLDL
Manual type10016BU4-1005-15T4 *5150.533.52.519.5DLDL
Manual type10017BU4-1005-18.5T418.50.5392.624DLDL
Manual type10018BU4-1005-22T4220.5422.826DLDL
Manual type15019BU4-1505-5.5T45.51.251335DLDL
Manual type15020BU4-1505-7.5T47.51.2517.53.47DLDL
Manual type15021BU4-1505-11T4111.520.53.611DLDL
Manual type15022BU4-1505-15T4151.526.53.815DLDL
Manual type15023BU4-1505-18.5T418.51.530.53.819DLDL
Manual type15024BU4-1505-22T4221.534.5422DLDL
Automatic type501BU4-505-0.75T4L0.750.110.20.365.5DLDL
Automatic type652BU4-655-1.5T4L1.50.1613.80.58.2DLDL
Automatic type653BU4-655-2.2T4L2.20.16160.639.5DLDL
Automatic type654BU4-655-3.7T4L3.70.1620.50.6314.2DLDL
Automatic type805BU4-805-1.5T4L1.50.490.85.5DLDL
Automatic type806BU4-805-2.2T4L2.20.412.20.97.5DLDL
Automatic type807BU4-805-3.7T4L *13.70.416.51.48.2DLDL
Automatic type10012BU4-1005-3.7T4L *13.70.416.51.48.2DLDL
Automatic alternate type501BU4-505-0.75T4LN0.750.110.20.365.5DLDL
Automatic alternate type652BU4-655-1.5T4LN1.50.1613.80.58.2DLDL
Automatic alternate type653BU4-655-2.2T4LN2.20.16160.639.5DLDL
Automatic alternate type654BU4-655-3.7T4LN3.70.1620.50.6314.2DLDL
Automatic alternate type805BU4-805-1.5T4LN1.50.490.85.5DLDL
Automatic alternate type806BU4-805-2.2T4LN2.20.412.20.97.5DLDL
Automatic alternate type807BU4-805-3.7T4LN *13.70.416.51.48.2DLDL
Automatic alternate type10012BU4-1005-3.7T4LN *13.70.416.51.48.2DLDL

NOTE) Use an automatic alternate type combine with an automatic type. Automatic alternate/parallel operation is available.

*Model names of 1~5 on name plate are as follows. Automatic type has "L" and Automatic alternate model has "LN" as the trailing character.)

*1 BU4-805/1005-3.7T4

*2 BU4-805/1005-5.5T4

*3 BU4-805/1005-7.5T4

*4 BU4-805/1005-11T4

*5 BU4-805/1005-15T4