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Tsurumi NKZ Submersible Pumps

Tsurumi NKZ Submersible Pumps provide very smooth passage of sandy earth and slime. A forcibly cooled motor ensures long and continuous pump operations exposed to air

Forced agitation

The agitator installed on the motor shaft extension forcibly agitates the fluid for easy and efficient transmission of sludge and slurry.

All pumps in this series provide very smooth passage of sandy earth and slime. A forcibly cooled motor ensures long and continuous pump operations exposed to the air. 4-pole motor used to achieve excellent durabiltiy and versatility. By offering a cast iron pump body durability is increased over standard aluminium body pumps. Spiral structure, marvelously facilitates the passage of sand, soil, sludge, or slime, without clogging.

Material

ø Discharge bore mm80, 100
Pumping FluidTemperature0-40°C
Type of FluidLiquids containing sandy mud, Sand carrying water
PumpCompo- nentsImpellerOpen type impeller
Shaft SealDouble mechanical seal
BearingsShielded ball bearings
MaterialImpellerDuctile iron casting EN-GJS-700-2, Chromium iron casting
CasingGrey iron casting EN-GJL-200
Suction PlateGrey iron casting EN-GJL-200, Ductile iron casting EN-GJS-700-2
Shaft SealSilicon carbide in oil bath
MotorType, PolesInduction motor, 4 poles, IP68
LubricationTurbine oil (ISO VG32)
Motor Protector (built-in)Circle thermal cut-out
InsulationInsulation class E, Insulation class B
Phase / Voltage3-phase / 400V / 50Hz / d.o.l.
MaterialCasingGrey iron casting EN-GJL-150
ShaftStainless steel EN-X30Cr13
CableRubber, NSSHÖU
Discharge ConnectionThreaded flange/Hose coupling