background image

1

1.  PUMP SPECIFICATIONS

PUMPS

The DAYLIFF DDW submersible pump range are centrifugal submersible pumps 
designed  for  small  scale  drainage,  irrigation,  fountain  and  water  transfer 
applications.  Two  versions    are  available,  the  standard  S  version  with  open 
impeller for lightly turbid water and the vortex V version for water with higher silt 
loads.

Pump construction is of high strength engineering plastic for the pump casing, 
suction base and impeller and an external float switch is provided for automatic 
pump control. All pumps are supplied with 10m of waterproof power cable and a 
union connected outlet suitable for threaded or hose connection.

MOTORS

Pumps are provided with integral non-overloading induction motors designed for 
continuous  operation.  A  thermal  cut-out  is  provided  in  the  motor  winding  to 
protect against pump overload and the pump can be connected directly to the 
mains power supply through a 10A fuse or MCB.

3

FLOW RATE (m /hr)

2

4

0

6

PUMP HEAD (m)

2

4

6

8

10

8

DDW 1000V

DDW 750V

DDW 750S

DDW 400S

10

12

14

16

 DDW400/750S

 DDW750/1000V

Congratulations on selecting a Dayliff DDW Domestic Pump. They are 
manufactured to the highest standards and if installed and operated 
correctly  will  give  many  years  of  efcient  and  trouble  free  service. 
Careful  reading  of  this  Installation  Manual  is  therefore  important, 
though should there be any queries they should be referred to the 
equipment supplier.

Содержание DDW 400S

Страница 1: ...DDW DOMESTIC PUMPS Installation Operating Manual DDW400 750S DDW750 1000V...

Страница 2: ......

Страница 3: ...SPECIFICATIONS 1 1 2 WARNINGS AND SYMBOLS 3 INDEX Davis Shirtliff Ltd 2020 Contents herein are not warranted 3 INSTALLATION 4 4 ELECTRICAL CONNECTIONS 4 5 MAINTENANCE 5 6 TROUBLE SHOOTING 6 7 WARRANT...

Страница 4: ...suitable for threaded or hose connection MOTORS Pumps are provided with integral non overloading induction motors designed for continuous operation A thermal cut out is provided in the motor winding t...

Страница 5: ...0 Max fluid temperature 35 C Max Operating Depth 7m Model Motor Dimensions mm Weight kg kW Outlet W DDW 400S DDW 750S 0 4 1 7 370 5 5 6 35 0 75 3 1 220 1 4 2 7 7 H Current A DDW 750V DDW 1000V Max Pa...

Страница 6: ...onds where they may be people using the water WARNING WARNING WARNING WARNING WARNING Repairs must be carried out only by a qualified electrician 2 WARNINGS AND SYMBOLS WARNING WARNING Do not use the...

Страница 7: ...may be straightened as desired The pump should not be suspended by its cable or delivery pipe It should either rest on a solid level base or be suspended by steel cable or chain The pump must be conne...

Страница 8: ...r windings 5 MAINTENANCE The pump requires no routine maintenance and if correctly installed should give long term trouble free service However the following should be noted If pump performance drops...

Страница 9: ...ed C l e a n s u c t i o n s e e maintenance section Delivery hose obstructed Check delivery hose rectify Pump runs with no flow Pump suction obstructed Check suction Delivery head too high Reduce del...

Страница 10: ...any warranty condition or liability implied by law the liability of Davis Shirtliff hereafter called the Company in respect of any defect or failure of equipment supplied is limited to making good by...

Страница 11: ......

Страница 12: ...INS181C 08 18 www davisandshirtliff com...

Отзывы: