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DWO open impeller pumps

DWO
Description

DWO open impeller pumps find industrial applications in surface treatment metal products, cooling systems, canteen dishwashers, industrial laundries, when washing vegetables, fruits and other food products.

The DWO series open impeller centrifugal pumps are designed for pumping both clean and and enough contaminated water, the size of suspended solids up to 19 mm.

Pump with open impeller made of AISI 304 stainless steel.

Насосы c открытым рабочим колесом DWO

DWO Ebara pump

Рабочее колесо насоса DWO

DWO pump impeller

Design

    pump body made of stainless steel AISI 304; aluminum motor housing; motor shaft made of stainless steel AISI 303; shaft seal: ceramic /carbon /NBR; impeller made of stainless steel AISI 304.

Pumping part technical data:

    maximum pressure: 8 bar; maximum water temperature: 80 ° C; inlet: 2 "; outlet: 2 "; maximum bore: 19 mm.

Engine data

    insulation class: F; protection: IP 55; voltage: single-phase version 230V ± 10%, three-phase version 400V ± 10%; number of revolutions: 3000 rpm; built-in thermal protection for single-phase version.

Application

    water treatment; industrial washes; paint spraying machines; heating and air conditioning; pumping contaminated liquids

Performance characteristics

Рабочие характеристики центробежного насоса EBARA серии DWO

Performance Table /DWO Open Impeller Pumps

A type

Power

Current, A

Q = Performance
~ 1 ~ 3 kw ~ 1

~ 3

l / min one hundred 200 300 400 550 750 950 1100
230V 230 /400V 230V 230V 400V m³/hour 6 12 eighteen 24 33 42 57 66
H=Head
- DWO 120 D 0.9 eleven ten 9 - - - - -
DWO 150 M DWO 150 1.1 6.8 4.4 2.5 9.5 8.9 7.9 6.9 5.1 - - -
DWO 200 M DWO 200 1.5 9 6.1 3.5 12.7 12.3 11.5 10.5 8.6 5.8 - -
- DWO 300 2.2 - 8.3 4.8 15 14.5 13.8 12.9 11.7 9,7 7.5 -
- DWO 400 3 - eleven 6.4 17.5 16.9 16.3 15.6 14.3 12.4 9.8 7,

Design

КОНСТРУКЦИЯ НАСОСА DWO

No.

PART NAME

MATERIAL

QUANTITY

No.

PART NAME

MATERIAL

PCS.

one

Housing

AISI 304

one

25

Filler plug

AISI 303

one

3

Motor bracket

Aluminum

one

26

Sealing ring

NBR

one

four

Outer casing

AISI 304

one

thirty

Oil seal protection

AISI 304

one

6

Shaft

AISI 304

one

32

Key

AISI 304

one

7

Working wheel

AISI 304

one

34

Nut

AISI 304

one

eleven

Oil seal [3]

Ceramic /Graphite /NBR

one

42

Engine caliper

Aluminum

one

12

Motor frame with stator

-

one

fifty

Gasket

-

one

thirteen

Engine cover

Aluminum

one

52

Terminal box [1]

Polypropylene

one

14

Fan

Polypropylene

one

56

Gasket cl. boxes

NBR

one

15

Fan cover

Galvanized steel Fe P04

one

75

Washer

AISI 304

one

16

Terminal box

-

one

76

Washer

AISI 304

one

17

Terminal box cover [2]

Aluminum

one

77

Sealing ring

NBR

one

eighteen

Protective ring

NBR

one

78

Sealing ring

NBR

one

19

Pump bearing

-

one

90

Cover gasket [1]

NBR

one

20

Fan bearing

-

one

92

Cuff

-

one

21

Adjusting ring

Steel C70

one

93

Cuff

-

one

22

Connecting rod

Galvanized steel Fe 42

four

110

Fuse [1]

-

one
23 Condenser [1] - one 200 Screw Stainless steel A2 UNI7323 6
24 Filler plug AISI 303 one
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