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split case BB1

Rodelta UP(E) (BB1)

The BB1 type, UP (E) horizontal axially split casing, single stage, double suction or single suction, single volute or double volute type pumps with horizontal shaft. These pumps are gland packed or mechanical seal. Rotating assembly is accessible for inspection or maintenance by removing upper half casing without disturbing suction and delivery piping and motor. Horizontal execution is available as standard supply and vertical execution is also possible as per customer requirement with direct drive or with universal shaft arrangement. These pumps have High hydraulic and overall efficiency due to superior design and manufacturing techniques. Good suction performance and low NPSH. Stable characteristics, minimum maintenance required and High reliability.

For alternative specifications contact us.

  • chemical industryChemical Industry
  • district heatingDistrict Heating
  • Drinking waterDrinking Water
  • Dry dockDry Dock
  • Fire fightingFire Fighting
  • Flood contoleFlood Control
  • General IndustryGeneral Industry
  • IrrigationIrrigation
  • Power generationPower Generation
  • Wast WaterWast Water
  • Water treatmentWater Treatment

Rodelta UP(E) (BB1)


  • Split horizontally with thru bore design
  • Enclosed type impeller
  • Due to modular concept, better interchangeability of components is possible, which results in fewer inventories.
  • Gland packed / Mechanical seal
  • 50HZ / 60 HZ availability
  •  The pumps are offered with CE marking
  •  Depending on the application, area classification ATEX certification possible


  • Delivery size up to 500 mm
  • Capacity up to 6,500 m³ /hr
  • Head up to 230 m
  • Temperature -10 °C to 90 °C


Suitable for handling water   with slight impurities in Industries, Water Works, Storm Water, Irrigation, Sprinkler Irrigation Fire-fighting, Air Conditioning, Water Circulation, Waste Water Treatment, Processing, Power, Fertilizer, Refinery, Paper, Sugar and Textile Mills, etc.

Constructional features:

Pump Casing:
Horizontal axially spilt volute type, suction and discharge nozzles and supporting feet are cast integral with lower half casing.

Double or single suction type accurately balanced. In case of double suction impellers, the hydraulic thrust is balanced automatically because of pressure equalization on both sides of the impeller.

The high tensile steel shaft accurately machined and ground is supported by antifriction bearings. The shaft is protected by shaft sleeves from wear in stuffing box area.

Stuffing Box:
Can be sealed by gland packing or by mechanical seal and is suitable for liquids having temperature up to 90°C.

Grease Lubricated deep groove ball / roller bearings are provided. Large pumps can be provided with Oil Lubricated / Oil ring bearings.

Direction of Rotation:
– Standard: Anticlockwise (ACW) when viewed from driving end.
– Optional: Clockwise (CW) when viewed from driving end.

Suitable for coupling with electric motors, engines or steam turbines either directly or through belt drives, gear boxes etc.

– Standard: Drilled to BS: 10 Table D/E/F or BS-4504, Table PN16 plain face depending upon model.
– Optional: DIN /ASA with suitable pressure rating depending upon model.

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UP(E) (BB1)

  • Features Axially split, double / single volute & suction, enclosed type impeller design
  • Capacity @ BEP Upto 6500 m3/hr Upto 28620 Gpm
  • Head Upto 230 m Upto 750 feet
  • Temperature range -10 to 90 °C -14 to 194 °F
  • Discharge pressure PN 16/PN 20 Class 125/ Class 150
  • Material (Casing/Impeller) Cast Iron, Bronze, SS, Duplex, Super Duplex
  • Nozzle Orientation (suc/dis) Side-side (Horizontal / Vertical execution possible)
  • Standard Motor Sync. Speed 750/1000/1500 rpm 720/900/1200 rpm
  • Options Gland packing / Mechanical Seal
  • Flange drilling standard BS EN/DIN/ANSI /ASA

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