Well & waterworks version, material design “A”
For use in cold, clean, chemically non-aggressive water with a max. sand content of 35 mg/l and max. particle size of 2 mm.
HYDRAULICS
Single or multistage radial/semi-axial/axial submersible pump in waterworks version for vertical/horizontal installation in staged construction.
All housing components in high-quality cast iron design.
Shaft and connection elements are made of high-alloy stainless steel.
Impellers are of the solid-metal design with replaceable neck rings made of wear-resistant materials.
Duty point adjustment possible by impeller optimisation.
Shaft guidance through metal or rubber plain bearing.
Radial bearings completely fluid lubricated and maintenance-free.
Submersible pump: KM 1300
Type of impeller: Semi axial impeller
Number of stages: 1 – 2
Max. impeller diameter: 239 mm
Min. impeller diameter 200 mm
Max. pumped water temperature: 20 °C
(higher temperature on request)
With/without non-return valve: without non-return valve
Unit diameter: 15″ (Ø360 – Ø362)
(exact diameter on request)
Selected number of stages: 1
MOTOR
Encapsulated “NEMA Standard” submersible motor in glandless pump technology.
Three-phase current version with non-rewindable stator.
Motor stator, shaft and connection elements made of stainless steel.
Motor end parts in solid cast-iron design.
Radial bearing through water-lubricated and water-cooled plain bearing made of special artificial carbon.
MOTOR DATA
Selected motor: NU 701-2/130-150
Rated power: 150 kW
Power consumption of the motor at rated power: 170.5 kW
Current consumption of the motor at rated power: 294.3 A
Number of poles: 2
Rated speed: 3,480 1/min
Cos phi at rated power: 0.88
Efficiency of the motor at rated power: 88 %
Rated frequency: 60 Hz
Starting current for direct starting: 2,000.0 A
Starting current for star-delta starting: 666.7 A
Starting torque: 865.0 Nm
Moment of inertia: 0.0816 kg m²
Maximum switching frequency per hour: 10
Switching break: 5 minutes
Permissible axial thrust downward: 45,000 N
Permissible axial thrust upward: 0 N
Possible installation type: Horizontal and vertical
Maximum pumped water temperature 30 °C
(higher temperature on request)
DUTY POINT DATA
Volume flow:
Delivery head:
Pump efficiency at duty point: %
Power consumption of the motor at duty point (P1):
NPSH value of the pump at duty point:
Impeller diameter: 239.0 mm
MATERIALS
Suction piece: EN-GJL-250
Stage- /guide casing: EN-GJL-250
Discharge PN 10-16: EN-GJL-300
Impeller: G-Cu Sn10
Stationary wear ring: 1.4580
Pump shaft: 1.4021
Shaft sleeve: 1.4021
Pump end bearing: Brass + NBR
Connecting screws: A 2 – 70
Nuts: A 2 – 70
Weight of the unit: 485.0 kg
