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Boiler Feed Multistage Water Pump

Boiler Feed Multistage Water Pump is single-suction, multi-stage, segmental centrifugal pump

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Description

Boiler feed multistage water pump is single-suction, multistage, segmental centrifugal pump. It is used for feeding water of low-middle pressure boiler as well as pumping high lift water of factory and city. It is provided for delivering clear water or other liquid which is physically and chemically similar to clear water. The temperature of the liquid for type DG85-80 and 200DG 43 pump is -20℃~150℃, the temperature for the liquid for the others usually is -20℃~105℃. The maximum inlet pressure is not allowed more than 0.59MPa (6kgf/cm2).

pump show.jpg

Product Details

Working Principle:

Centrifugal, Multistage

Main applications:

Water

Driver:

Electric motor

Power Specs:

220/380/415V 3phase;50hz/60hz

Max.permissible fluid temperature:

150℃

Type of connection:

Flange

Installation position:

Horizontal

Casing

Cast iron, Stainless steel

Shaft seal type:

Mechanical seal; Packing gland

Free passage:

0.1 mm

Maximum drive rating:

1120kW

Maximum caliber:

250mm

Maximum discharge-side pressure:

10.5MPa

Maximum head:

1056m

Flow rate range:

3.75-540m3/h


Features

1.Castiron,ductalloy,carbonsteel,zincfreebronze,siliconbrassorstainlesssteelconstruction(othermaterialsavailableonrequest)

2.Highefficiencydoublesuctionimpeller

3.Durable,lownoise,longlifebearing

4.Premiumqualitymechanicalseal

5.Electricordieseldrive




Packing

packing.jpg


Pump Structure

structure.jpg



Selection Chart

Performance Data

Model

Capacity

Head
m

Speed
r/min

Motor Power
(Kw)

Impeller Dia
mm

Weight
kg

m3/h

L/S

D6-50x2

6.3

1.75

100

2950

11

198

140

D6-50x12

6.3

1.75

600

2950

55

198

340

D25-50x3

25

6.94

150

2950

30

196

220

D25-50x12

25

6.94

600

2950

110

196

409

D46-50x12

46

12.78

600

2950

160

210

475

D85-67x9

85

23.6

603

2950

250

235

1840

D120-50x2

120

33.3

100

2950

55

213

640

D120-50x9

120

33.3

450

2950

220

213

1200

D155-67x9

155

43.1

603

2950

450

235

1800

D360-40X10

360

100

400

1480

630

360

2550

D580-70X10

580

161.1

700

1480

1800

473

4120

D720-60x9

720

200

540

1480

1600

450

3900


Application

  • Water supply and discharge in high-rise buildings

  • Fire water supply in constructions

  • Water supply and discharge in factories and mines

  • Long distance delivery

  • Cyclic pressurization in production

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