None, Pump Only Cantilever Pumps
Description
Cantilever pumps are designed to handle liquids or slurries without the need for a submerged bearing or seal. They are particularly effective in situations where the pump needs to operate above the liquid level, making them ideal for applications involving abrasive or high-temperature fluids.
Working Principle
Cantilever pumps operate by suspending the impeller at the end of a shaft, which is supported at one end only. This design eliminates the need for submerged bearings or seals, reducing the risk of leakage and wear. The pump's impeller rotates to create a flow of liquid, which is drawn into the pump and expelled through the outlet. This design is particularly useful for handling abrasive materials, as it minimizes contact between the pump's moving parts and the liquid being pumped.
Applications
Cantilever pumps are widely used in various industrial settings. They are commonly found in mineral processing plants, where they handle abrasive slurries. In steel mills, they are used to manage cooling water and other fluids. Chemical plants utilize cantilever pumps for transferring corrosive and high-temperature liquids. Additionally, they are employed in industrial wastewater treatment facilities to manage effluent and sludge.
Advantages over other Cantilever Pumps
Cantilever pumps offer several advantages over other types of pumps. Their design eliminates the need for submerged bearings and seals, reducing maintenance requirements and the risk of leakage. They are particularly effective in handling abrasive and high-temperature fluids, making them a preferred choice in harsh industrial environments.
Limitations
One of the primary limitations of cantilever pumps is their suitability for shallow fluid depths, typically less than 8 to 10 feet. As the depth increases, the cost of the pump rises exponentially due to the need for larger shaft diameters to support the impeller. This makes them less cost-effective for deeper applications, where submersible pumps may be more appropriate.
Considerations
When selecting a cantilever pump, several factors should be considered. Initial costs can be high, especially for applications requiring larger shaft diameters. Operating expenses may be lower due to reduced maintenance needs, but this depends on the specific application and fluid characteristics. Durability is generally high, given the pump's ability to handle abrasive and high-temperature fluids. However, accuracy in flow rate and pressure may vary based on the pump's design and operating conditions. Replacement and maintenance costs are typically lower than those for pumps with submerged bearings and seals, but this can vary depending on the specific application and operating environment.
from Pentair Engineered Solutions
Key Features. Vertical Extended Single Shaft Centrifugal Pumps. Transfers Liquid from Below Ground Reservoirs or Enclosed Tanks. Applications Include: Sump Drainage in Building Basements, Tunnels, Pits. Handling Wash Water. Boiler Pit Service. Condensate Service. Light Duty Sump Service. Dirty... [See More]
- Power Source: NoSourceIncluded
- Discharge Pressure: 17.3
- Liquid Flow: 110.0
- Media Temperature: 180
from Affetti Giuseppe & C. s.n.c
The vertical centrifugal close coupled range CMV-S, has been designed in order to obtain the best performances with a reduced cost. Easy to handle, the pumps of this range are strong, compact construction, produced in their components with high thickness to give a product with the maximum... [See More]
- Power Source: NoSourceIncluded
- Liquid Flow: 22.0 to 1320.9
- HP: 0.74 to 100.52
- Discharge Size: 1.000 to 2.000
from Pentair Engineered Solutions
Key Features. Vertical Extended Single Shaft Centrifugal Pumps. Transfers Liquid from Below Ground Reservoirs or Enclosed Tanks. Bronze-fitted Construction Standard; Iron, All Bronze or Stainless Steel Optional. Applications Include: Sump Drainage in Building Basements, Tunnels, Pits. Handling Wash... [See More]
- Power Source: NoSourceIncluded
- Discharge Pressure: 78.0
- Liquid Flow: 1200.0
- Media Temperature: 180
from Affetti Giuseppe & C. s.n.c
The CGV-S range of cantilever pumps was designed to meet a demand for vertical pumps that could operate without any risk of damage to the shaft guide bushings from abrasive solid particles contained in the fluid or from dry running, such that the design does not foresee any guide mechanisms close to... [See More]
- Power Source: NoSourceIncluded
- Discharge Size: 1.250 to 2.000
- HP: 1.47 to 100.52
- Media Temperature: -22 to 212
from Pentair Engineered Solutions
Key Features. Reliable, Heavy Duty Vertical Wet Pit Solids-Handling Pumps. Liquid End Includes Impeller that can Pass up to a 3-inch Sphere. Motor Mounting Bracket Assures Alignment of Motor and Pump Shaft with Tongue and Groove Machine. External Impeller Adjustment Accomplished with Hexagon-shaped... [See More]
- Power Source: NoSourceIncluded
- Liquid Flow: 350.0
- HP: 5.00 to 10.00
- Discharge Pressure: 39.0
from Affetti Giuseppe & C. s.n.c
The vertical centrifugal close coupled range CLV, has been designed in order to obtain the best performances with a reduced cost. Easy to handle, the pumps of this range are strong, compact construction, produced in their components with high thickness to give a product with the maximum reliability. [See More]
- Power Source: NoSourceIncluded
- Liquid Flow: 22.0 to 1320.9
- HP: 0.74 to 100.52
- Discharge Size: 1.000 to 2.000
from Pentair Engineered Solutions
Key Features. Reliable, Heavy Duty Vertical Wet Pit Solids-Handling Pumps. Liquid End Includes Impeller that can Pass a 3-inch Sphere. Motor Mounting Bracket Assures Alignment of Motor and Pump Shaft with Tongue and Groove Machine. External Impeller Adjustment Accomplished with Hexagon-shaped... [See More]
- Power Source: NoSourceIncluded
- Liquid Flow: 1000.0
- HP: 0.75 to 1.00
- Discharge Pressure: 34.7
from Affetti Giuseppe & C. s.n.c
The vertical centrifugal close coupled range CMV, has been designed in order to obtain the best performances with a reduced cost. Easy to handle, the pumps of this range are strong, compact construction, produced in their components with high thickness to give a product with the maximum reliability. [See More]
- Power Source: NoSourceIncluded
- Liquid Flow: 22.0 to 1320.9
- HP: 0.74 to 100.52
- Discharge Size: 1.000 to 2.000
from Pentair Engineered Solutions
Key Features. Reliable, Heavy Duty Vertical Wet Pit Solids Handling Pumps. Liquid End Includes Impeller that can Pass up to a 3-inch Sphere. Motor Mounting Bracket Assures Alignment of Motor and Pump Shaft with Tongue and Groove Machine. External Impeller Adjustment Accomplished with Hexagon-shaped... [See More]
- Power Source: NoSourceIncluded
- Liquid Flow: 350.0
- HP: 5.00 to 10.00
- Discharge Pressure: 39.0
from Affetti Giuseppe & C. s.n.c
The vertical centrifugal with coupling range CGV, has been designed in order to obtain the best performances and a total reliability. Easy to handle, the pumps of this range are strong, compact construction, produced in their components with high thickness to give a product with the maximum... [See More]
- Power Source: NoSourceIncluded
- Liquid Flow: 22.0 to 528.3
- HP: 0.74 to 24.79
- Discharge Size: 1.250 to 2.000
from Affetti Giuseppe & C. s.n.c
The vertical centrifugal with coupling range CGV-N, has been designed in order to obtain the best performances and a total reliability. Easy to handle, the pumps of this range are strong, compact construction, produced in their components with high thickness to give a product with the maximum... [See More]
- Power Source: NoSourceIncluded
- Discharge Size: 1.250 to 2.000
- HP: 1.47 to 100.52
- Media Temperature: -22 to 212