Product Overview

Product Details
DAYLIFF DS submersible multistage centrifugal pumps are specially designed for water supply from boreholes. They are manufactured to the highest standards that gives high energy efficiency, dependable performance and long service life in the most demanding of applications.
 
FEATURES
 
  • All metal parts are made of 304 stainless steel, except for the shaft, which is made of 431  stainless steel to give years of trouble free operation.
  • Heavy duty stainless steel discharge head with built-in check valve for long life and ease of installation.
  • Motor specification are according NEMA standards
  • High quality shaft bearings providing low friction and high wear resistance.
  • Stainless steel strainer to restrict the entry of sand and other extraneous material.
  • High efficiency oil filled  motors with non-toxic oil meeting all installation conditions.
  • Single phase pumps are supplied with a separate control box which incorporates an isolator, run indicator light, thermal overload protection and starting capacitor with auxiliary terminals for control probes, pressure switch or float switch can be connected directly to the mains power.
  • Three phase pumps require a remote starter. A DAYLIFF electronic pump controller is recommended for comprehensive pump control including a wireless low level, motor overload and irregular power supply protection.
  • High capacity copper wound 2 pole asynchronous squirrel cage motor with a steady operating curve
  • Enclosure Class: IP68
  • Insulation Class: F
 
OPERATING CONDITIONS
Pumped Liquid: Thin, clean, chemically non-explosive liquids without solid particles or fibres.
Max Liquid Temperature: +300C.
Max Water Depth: 300m
Minimum Borehole Data: 110mm(4" pumps), 160/200mm(6" pumps), 250mm(8" pumps).
Max sand content: 50 g/m3
 
PUMP DATA

Model

 Motor

Full Load Current(A)

I start

Dimensons(mm)

Weight(kg)

kW

HP

A

B

C

E*

Ds 30-8

7.5

10

18.3

4.4

1698

660

1038

142

49

Ds 30-13

11

15

26

4.8

2248

730

1518

142

80

Ds 30-17

15

20

34.2

5

2687

785

1902

142

93

Ds 30-21

18.5

25

42

5.5­­­­­­­­­­

3146

860

2286

142

107

Ds 30-26

22

30

47.5

5.4

3686

920

2766

142

122

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  • DS 30-8
  • DS 30-13
  • DS 30-17
  • DS 30-21
  • DS 30-26
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