SVH



The DAYLIFF SVH pump range are of non-self-priming, high efficiency in-line centrifugal design with a special application for pumping highly mineralised water especially in RO plant application. The pumps are of heavy-duty construction and designed for continuous duty in high pressure installations. Material of construction is Duplex 904L stainless steel for vital components in contact with water including impellers, diffusers, intermediate chambers, shaft, top and bottom housings with high resistance to corrosion. Pumps are water lubricated and are provided with a standard cartridge type mechanical seal and BSP internally threaded counter flanges.

MOTOR

The pumps are coupled to high efficiency IE3 totally enclosed fan cooled 2-pole motor complying with IEC standards and must be connected to an effective motor starter in accordance with local regulations.

Enclosure Class:IP55
Insulation Class:F
Voltage:3x415V
Speed:2900rpm

OPERATING CONDITIONS

Pumped Liquids: Thin, clean, non-flammable, non-combustible and non-explosive liquids without solid particles or fibres.
Liquid Temperature Range:-15°C to +70°C
Maximum Ambient Temperature:+40°C
Maximum Suction Lift:According to the NPSH curve plus a safety margin of 0.5m
MaximumOperating Pressure:Up to 7.5kW - 21bar, other - 30bar
Maximum Inlet Pressure:3 bar
Water Quality at 20°C Temperature: TDS-35,000ppm, Chlorides - 20,000ppm

PUMP DATA

Model Motor Full Load Current (A) I Start⁄I Dimensions Weight
kW HP DN B1 B2 B1+B2 D
SVH4-300 7.5 10 16 1.8 32 1086 465 1551 260 113
SVH10-250 15 20 25 2.2 40 1174 610 1784 350 184
SVH15-180 22 30 43 1.9 50 1240 670 1910 360 233
SVH45-140-2 55 75 110 1.8 80 1686 670 2056 550 532

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