Single-Stage Centrifugal Pumps
Heavy oil pumps with volute casing
Designed for pumping neutral and corrosive liquids
Specially designed for hot liquids and high feed pressure
Main features:
- Design for extreme operating conditions
- Large stable bearing
- Flexible shaft for minimal deflection
- Grease in oil bath with cooling
- Shaft sleeve mechanical seal with intensive cooling
- For high inlet pressure
- For high temperatures
Operating parameters
DN: 32 – 50 mm
PN:: 10 – 160 bar
Q: 20 – 850 m³/h
H: 10 – 320 m
Various shaft seals:
- Gland (single, double);
- Mechanical seal;
- Magnetically driven.
Special features
- Bearings with circulating lubrication
- With magnetic drive for high operating pressure
- With heating / cooling
- Tolerance of type execution according to TRD
Oil Pumps with an Open Impeller
For clean, contaminated, aggressive, neutral liquids pumping.
- Volute type horizontal pump in process design with an axial inlet and an open impeller
- Wearing wall design
- Adjustable impeller
- Can be equipped with an inducer
Various shaft seals:
- Gland (single, double)
- Mechanical seal (any type)
Operating parameters:
DN: 32 mm
PN: 10 – 40 bar
Q: 20 m³/h max
H: 10 – 150 m
Special features:
- With magnetic coupling;
- With heating / cooling of the housing, seal, bearing.
Chemical pumps with volute casing
Pumps with a volute casing were invented for pumping of aggressive, poisonous, explosive, hot and cold liquids in process installations of any type.
Main features:
- Modular design
- Bearing support in stable design with deflection of shaft according to ISO5199
- Design with inducer for particularly critical suction conditions
Shaft seals:
- Single and cooled gland
- Double flush gland
- Mechanical seal
- Single mechanical seal with flush
- Magnetic coupling
Multistage Centrifugal High Pressure Pumps
Designed for the transfer of hydrocarbons and pure corrosive liquids.
Main features:
- Modular principle (convenient for supply with spare parts)
- Greater durability due to durable performance
- Compensation of axial shear by piston and disc discharge
- Any shaft seal, optional design with cooling
- Low NPSH values, optional version with inducer
- Suction housing design: the arrangement of the nozzles as a standard can be changed to any position
- Operation in inconvenient conditions for liquid inflow due to topping NPSH Impeller
- High strength due to large-sized bearings
Operating parameters
DN: 32 – 200 mm
PN: 160 bar max
Q: 500 m³/h max
H: 1600 m max
Possible designs:
- Horizontal installation on legs, different arrangement of nozzles
- With suspension in the middle for high temperature of the medium
- With NPSH Impeller and axial inlet
- With magnetic clutch, special version for use with hot water
- Vertical space-saving insallation
Centrifugal Vertical Barrel Pumps
Centrifugal vertical barrel pumps are used where stable pumping parameters must be achieved at low feed heights.
Pumped liquid:
- Condensate in power plants and in heating systems
- Hydrocarbons in the chemical industry and petroleum engineering
- With magnetic coupling, special version for use with hot water
- Slightly aggressive water in the concentration plants.
Operating parameters:
DN: 32 – 200 mm
PN: 100 bar max
Q: 500 m³/h max
H: 400 m max
Shaft sealing:
Shaft sealing is performed in accordance with the operating conditions by means of mechanical seals or stuffing box packing. The cartridge seal is optionally available.
