China Cast Steel Water Circulation Boiler Feed Pump

Cast steel water circulation boiler feed pump

Type DG Cast steel water circulation boiler feed pump is mainly used for conveying water free of solid particles with the temperature of -20 °C ~ 210 °C or physical and chemical properties similar to liquid water. allowed inlet pressure less than 0.6Mpa.

Type DG Cast steel water circulation boiler feed pump with anti-heating mechancial seal,no leakage, mainly applied for boiler factory.

Structure chart :

Technical data:Structure: multistageMaterial : HT,DI,CS,SSFlow: 3.75-850 m3/hHead: 17-1100 mTemperature: up to 250 ºC

Application:1)Boiler water supply and discharge in high-rise buildings2)Fire water supply in constructions3)Water supply and discharge in factories and mines4) Long distance delivery5)Cyclic pressurization in production

Model description:
ZD 85 - 67 x 3
ZD ------------------------ Self-balancing multistage boiler feed pump
85 --------------------------- Flow: 85 m3/h
67 --------------------------- Head: 67 m
3 ---------------------------- Number of impeller

Performance parameter:

Model

Speed

Flow

Head

Efficiency

Power(KW)

Essential Cavitation
margin

(r/min)

m3/h

L/S

(m)

(%)

Shaft power

Motor power

(m)

DG6-25x3

2950

3.75

1.04

76.5

33

2.37

5.5

2

6.3

1.75

75

45

2.86

2

7.5

2.08

73.5

47

3.19

2.5

DG6-25x4

2950

3.75

1.04

102

33

3.16

7.5

2

6.3

1.75

100

45

3.81

2

7.5

2.08

98

47

4.26

2.5

DG6-25x5

2950

3.75

1.04

127.5

33

3.95

7.5

2

6.3

1.75

125

45

4.77

2

7.5

2.08

122.5

47

5.32

2.5

DG6-25x6

2950

3.75

1.04

153

33

4.73

11

2

6.3

1.75

150

45

5.72

2

7.5

2.08

147

47

6.39

2.5

DG6-25x7

2950

3.75

1.04

178.5

33

5.52

11

2

6.3

1.75

175

45

6.67

2

7.5

2.08

171.5

47

7.45

2.5

DG6-25x8

2950

3.75

1.04

204

33

6.31

15

2

6.3

1.75

200

45

7.63

2

7.5

2.08

196

47

8.58

2.5