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Landini - Model MS series -High Head Surface Pumps with Horizontal Axis
These horizontal axis centrifugal pumps are equipped with a support with a well dimensioned anchoring base. By means of an elastic transmission joint, they are coupled to thermal or electric motors in general with rotation speeds possibly compatible with those indicated in the technical documentation. The SD series includes groups of single-impeller pumps with low, medium, and high head while the MS are pumps with diffuser built specifically for high pressures, with two, three or four impellers.
Pumps Centrifugal multi-impeller pumps with bare horizontal axis that can be coupled by means of an elastic coupling to thermal or electric motors.
Possibility of making motor pumps
USE Sprinkler
irrigation, water supply for civil and industrial use, fire-fighting services and overhead pressure.
LIMITS OF USE
- According to the materials of normal use, the pumps are suitable for lifting fresh water, which is chemically and mechanically non-aggressive.
- Max water temperature 90 °.
- Maximum water hardness: 40 g / m3.
Their realization has been the subject of a deep study suitable to find an optimal result from the point of view of reliability and performance. The use of quality materials, essential for long-lasting operation, together with the wide production range of MS / SD pumps has allowed the application to the most diverse fields of use such as: sprinkler irrigation on fixed or mobile systems, power supply water for civil, industrial and aqueduct use, fire prevention and pressure raising.
CONSTRUCTION FEATURES:
The carefully processed and selected materials used are: fine-grained gray cast iron for the hydraulic part and the support, tempered steel for the pump shaft. In the MS series, the intermediate diffusers with guide blades and the volute delivery body are fitted with easily replaceable sealing rings at each impeller. The centrifugal impellers are dynamically balanced. In correspondence with the gland packing, the pump shaft, supported by suitably selected and sized bearings, is protected by an easily replaceable brass bush covered with hard chrome. In the MS series, the shaft is always guided by a support with bushing located in the suction cover.
LIMITS OF USE:
According to the materials normally used in production, the MS / SD pumps are suitable for lifting fresh water, which is chemically and mechanically non-aggressive. Maximum water temperature: 90 ° C. - Maximum water hardness: 40 g / m³
Exclusively coaxial drive by means of flexible coupling or balanced cardan shaft.
EXECUTIONS ON REQUEST:
MS / SD pumps can be equipped with different materials such as:
bronze impellers, stainless steel pump shaft, mechanical seal (MSR series excluded) and it is also possible to manufacture motor pumps.
- Support
- Delivery body (fine-grained gray cast iron)
- Impeller (fine-grained gray cast iron or bronze on request)
- Casing
- Support with bushing
- Wear ring
- Diffuser (gray cast iron a fine grain)
- Suction side cover
- Pump shaft (steel alloyed with tempered carbon or 420 stainless steel on request)
- Shaft bushing
- Packing
- Packing gland (mechanical seal on request)
