nm - chinayaqin.comnm4.pdf · 17 close coupled centrifugal pumps nm with flanged connections 2...

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17 Close Coupled Centrifugal Pumps with flanged connections NM NM 2 Construction Close-coupled centrifugal pumps; electric motor with extended shaft directly connected to the pump. Pump casing with axial suction and radial delivery on top, main dimensions and performance according to EN 733. Connections: Flanges according to PN 10, EN 1092-2. Counter-flanges (on request) Sizes Flanges from NM 32/... to NM 50/... Screwed flanges UNI 2247, PN 16 from NM 65/... to NM 100/250 Flanges for welding UNI 2277, UNI 2278, PN 10 Applications -For clean liquids without abrasives, which are non-aggressive for the pump materials (solids content up to 0.2%). -For water supply. -For heating, air conditioning, cooling and circulation plants. -For civil and industrial applications. -For fire fighting applications. - For irrigation. Operating conditions Liquid temperature from -10 °C to +90 °C. Ambient temperature up to 40° C. Total suction lift up to 7 m. Maximum permissible working pressure up to 10 bar. Continuous duty. Motor 2-pole induction motor, 50 Hz (n = 2900 rpm). NM: three-phase 230/400 V ± 10% up to 3 kW; 400/690 V ± 10% from 4 to 75 kW. Insulation class F. Protection IP 54. Constructed in accordance with IEC 34. Special features on request - Other voltages. - Frequency 60 Hz (as per 60 Hz data sheet). - Protection IP 55.- Special mechanical seal. - Packed gland (only for NM standard construction). - Single-phase motor (NMM) up to 1.5 kW. - Motor EEx-d II B T4. - Higher or lower liquid or ambient temperatures. Materials Components NM B-NM I-NM Pump casing Cast iron Bronze Lantern bracket GJL 200 EN 1561 G-Cu Sn 10 UNI 7013 Impeller Cast iron Bronze GJL 200 EN 1561 G-Cu Sn 10 UNI 7013 Brass P- Cu Zn 40 Pb 2 UNI 5705 Cr Ni Mo steel for NM 32/12-16-20, NM 40/20 AISI 316 B-NM 32/125-160-200, B-NM 40/200 Shaft Cr Ni steel AISI 303 up to 2.2 kW Cr Ni Mo steel Cr steel AISI 430 AISI 316 from 3 kW to 75 kW Mechanical seal Carbon - Ceramic - NBR Counter-flanges Steel Fe 430B UNI 7070 5 6 7 8 NM 32/12 NM 40/12 NM 50/12 NM 65/12 NM 65/16 50M NM NM 65/250 NM 65/200 NM 80/250 NM 80/16 NM 80/200 NM 100/200 NM 100/250 NM 50/16 NM 50/20 NM 50/25 NM 40/16 NM 40/20 NM 40/25 NM 32/16 NM 32/20 3 9 10 Q m /h 20 30 40 50 100 5 10 20 30 40 50 m 100 H ft H 130 100 150 l/min 300 400 500 1000 20 30 50 100 200 300 40 30 40 50 U.S. g.p.m. Imp. g.p.m. 100 200 300 400 40 50 60 70 80 90 100 200 300 400 20 30 200 300 400 2000 3000 4000 5000 500 1000 400 500 1000 2000 500 8000 72.821.C Coverage chart n 2900 rpm CREATIVE TECHNOLOGY

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17

Close Coupled Centrifugal Pumpswith flanged connections NMNM

2ConstructionClose-coupled centrifugal pumps; electric motor with extendedshaft directly connected to the pump.Pump casing with axial suction and radial delivery on top, maindimensions and performance according to EN 733.Connections: Flanges according to PN 10, EN 1092-2.Counter-flanges (on request)Sizes Flangesfrom NM 32/... to NM 50/... Screwed flanges UNI 2247, PN 16from NM 65/... to NM 100/250 Flanges for welding

UNI 2277, UNI 2278, PN 10

Applications-For clean liquids without abrasives, which are non-aggressivefor the pump materials (solids content up to 0.2%).

-For water supply.-For heating, air conditioning, cooling and circulation plants.-For civil and industrial applications.-For fire fighting applications. - For irrigation.

Operating conditionsLiquid temperature from -10 °C to +90 °C.Ambient temperature up to 40° C.Total suction lift up to 7 m.Maximum permissible working pressure up to 10 bar.Continuous duty.

Motor2-pole induction motor, 50 Hz (n = 2900 rpm).NM: three-phase 230/400 V ± 10% up to 3 kW;

400/690 V ± 10% from 4 to 75 kW.Insulation class F.Protection IP 54.Constructed in accordance with IEC 34.

Special features on request- Other voltages. - Frequency 60 Hz (as per 60 Hz data sheet).- Protection IP 55.- Special mechanical seal.- Packed gland (only for NM standard construction).- Single-phase motor (NMM) up to 1.5 kW. - Motor EEx-d II B T4.- Higher or lower liquid or ambient temperatures.

MaterialsComponents NM B-NM I-NMPump casing Cast iron BronzeLantern bracket GJL 200 EN 1561 G-Cu Sn 10 UNI 7013Impeller Cast iron Bronze

GJL 200 EN 1561 G-Cu Sn 10 UNI 7013Brass P- Cu Zn 40 Pb 2 UNI 5705 Cr Ni Mo steelfor NM 32/12-16-20, NM 40/20 AISI 316

B-NM 32/125-160-200, B-NM 40/200Shaft Cr Ni steel

AISI 303 up to 2.2 kW Cr Ni Mo steelCr steel AISI 430 AISI 316

from 3 kW to 75 kWMechanical seal Carbon - Ceramic - NBRCounter-flanges Steel Fe 430B UNI 7070

5 6 7 8

NM 32/12 NM 40/12 NM 50/12NM 65/12

NM 65/16

50MNM

NM 65/250

NM 65/200

NM 80/250

NM 80/16

NM80/200

NM 100/200

NM 100/250

NM 50/16

NM 50/20

NM 50/25

NM 40/16

NM 40/20

NM 40/25

NM 32/16

NM 32/20

39 10Q

m /h 20 30 40 50 1005

10

20

30

40

50

m

100

H

ftH

130

100 150 l/min 300 400 500 1000

20 30 50 100 200 30040

30 40 50 U.S. g.p.m.

Imp. g.p.m.

100 200 300 400

40

50

60

708090100

200

300

400

20

30

200 300 400

2000 3000 4000 5000

500 1000400

500 1000 2000

500

800072.821.C

Coverage chart n ≈ 2900 rpm

C R E A T I V E T E C H N O L O G Y

qqw
南京亚勤科贸有限公司 http://www.chinayaqin.com

Close Coupled Centrifugal Pumpswith flanged connections NMNM

B-NM NMI-NM

B-NM 40/125FE NM 40/12FEB-NM 40/125CE NM 40/12CEB-NM 40/125AE NM 40/12AEB-NM 40/160CE NM 40/16CEB-NM 40/160BE NM 40/16BEB-NM 40/160AE NM 40/16AEB-NM 40/200CE NM 40/20CEB-NM 40/200BE NM 40/20BE

NM 40/20AREB-NM 40/200AE NM 40/20AE

I- B-NM 4025/CE NM 40/25CEI- B-NM 4025/BE NM 40/25BEI- B-NM 4025/AE NM 40/25AE

P2

kW HP

1,1 1,51,5 22,2 32,2 33 44 5,54 5,5

5,5 7,55,5 7,57,5 109,2 12,511 1515 20

Qm3/h

l/min

Hm

15

250

14,518

22,526

31,53744

51,55559

63,571,588

16,8

280

1417,522

25,531

36,84351

54,558,56371

87,5

18,9

315

13,517

21,525

30,536,342505458

62,570,587

21

350

1316,521243036414953

57,561,569,586,5

24

400

11,515,520232935394851566068

85,5

27

450

10141921

27,534

36,546495458*67*84*

30

500

8*12

17,5

25,532,5

43,5

5255,5*65*82*

33

550

10*15*

31*

40,5

4952*62*78*

37,8

630

45

42

700

40*

54

900

60

1000

66

1100

B-NM NMI-NM

NM 65/12EEB-NM 65/125CE NM 65/12CEB-NM 65/125AE NM 65/12AEB-NM 65/160EE NM 65/16EEB-NM 65/160DE NM 65/16DEB-NM 65/160CE NM 65/16CEB-NM 65/160BE NM 65/16BEB-NM 65/160AE NM 65/16AEB-NM 65/200CE NM 65/20CEB-NM 65/200BE NM 65/20BEB-NM 65/200AE NM 65/200AEB-NM 65/250CE NM 65/250CE

I- B-NM 65/250BE NM 65/250BEI- B-NM 65/250AE NM 65/250AE

P2

kW HP

4 5,55,5 7,57,5 105,5 7,57,5 109,2 12,511 1515 2015 20

18,5 2522 3022 3030 4037 50

Qm3/h

l/min

Hm

37,8

630

182226

42

700

17,521,525,5

48

800

172125202630

33,5384450

56,564

79,590

54

900

16,520,524,519,525,529,533

37,543,549,556

63,579

89,5

60

1000

162024192529

32,5374349

55,563

78,589

66

1100

1519,523,518,524,528,532

36,542,548,555

61,5*78*

88,5*

75

1250

13,5*182217

23,528313641

47,554,560*77*

87,5*

84

1400

15,5*20*15,522

26,53035

39,546,553,557,5*75*86*

96

1600

13*20*

24,5*28*33*

37,5*44,5*51*

54,5*72*

83,5*

108

1800

10*16,5*21,5*25,5*30,5*35*42*

48,5*50*67*

78,5*

120

2000

13*18*22*27*31*39*

45,5*

132

2200

27*35*

41,5*

150

2500

168

2800

B-NM NMI-NM

B-NM 50/125FE NM 50/12FEB-NM 50/125DE NM 50/12DEB-NM 50/125AE NM 50/12AEB-NM 50/160BE NM 50/16BEB-NM 50/160AE NM 50/16AEB-NM 50/200BE NM 50/20BEB-NM 50/200AE NM 50/20AE

I- B-NM 5025/CE NM 50/25CEI- B-NM 5025/BE NM 50/25BEI- B-NM 5025/AE NM 50/25AEI- B-NM 5025/65EE NM 50M/EEI- B-NM 5025/65DE NM 50M/DEI- B-NM 5025/65CE NM 50M/CE

P2

kW HP

2,2 33 44 5,5

5,5 7,57,5 109,2 12,511 1511 1515 20

18,5 2511 1515 20

18,5 25

Qm3/h

l/min

Hm

24

400

4855

60,57186

27

450

47,555

59,570,585,548

30

500

15,518,523,531

36,547

54,558,57085

47,55768

33

550

151823

30,536

46,554

57,569,584,547

56,567,5

37,8

630

14,517,522,530

35,545,553556884465667

42

700

13,516,5222935

44,55252

66,582,54555

66,5

48

800

1215,520,527,53443*

50,5*47*64*80*435365

54

900

10*13,5*19*25,532,541*48*40*60*75*405163

60

1000

8*11,5*17,5*23,5*30,5*37*45*

374861

66

1100

15*21*28*

3244,558

75

1250

23*

2437

51,5

84

1400

25*42*

96

1600

108

1800

B-NM NMI-NM

B-NM 32/125FE NM 32/12FEB-NM 32/125DE NM 32/12DEB-NM 32/125AE NM 32/12AEB-NM 32/125SE NM 32/12SEB-NM 32/160BE NM 32/16BEB-NM 32/160AE NM 32/16AE

I- B-NM 32/200DE NM 32/20DEI- B-NM 32/200CE NM 32/20CEI- B-NM 32/200AE NM 32/20AE

P2

kW HP

0,55 0,750,75 11,1 1,51,5 21,5 22,2 32,2 33 44 5,5

Qm3/h

l/min

Hm

6,6

110

12,51823

23,529,535,53845

57,5

7,5

125

12,51823

23,529,535,537,544,557

8,4

140

1217,522,5232935374456

9,6

160

11,51722

22,528,534,536

43,555,5

10,8

180

1116,521,522

27,53435

42,555

12

200

101621

21,527

33,533,541

54,5

13,2

220

915,520,52126333240

53,5

15

250

7,51419

20,525*32*

3851,5

16,8

280

19*22,5*30*

36*49*

18,9

315

18,5*

21

350

16,5*

24

400

13*

27

450

30

500

18

48

800

Performance n ≈ 2900 rpm

C R E A T I V E T E C H N O L O G Y

19

Close Coupled Centrifugal Pumpswith flanged connections NMNM

2

P2 Rated motor power output.H Total head in m.

NM Standard construction.

B-NM Bronze construction.

I-NM Stainless steel construction.

P2 Rated motor power output.IA/IN D.O.L. starting current / Nominal current

* Maximum suction lift 1-2 m.

° With 1 m suction head.

Tolerances according to ISO 9906, annex A.

B-NM NM

B-NM 80/160EE NM 80/16EEB-NM 80/160DE NM 80/16DEB-NM 80/160CE NM 80/16CEB-NM 80/160BE NM 80/16BEB-NM 80/160AE NM 80/16AE

NM 80/200BENM 80/200AENM 80/250EENM 80/250DENM 80/250CENM 80/250BENM 80/250AENM 100/200EENM 100/200DENM 100/200CENM 100/200BENM 100/200AENM 100/250BENM 100/250AE

P2

kW HP

7,5 109,2 12,511 1515 20

18,5 2522 3030 4022 3030 4037 5045 6055 75

18,5 2522 3030 4037 5045 6055 7575 100

Qm3/h

l/min

Hm

75

1250

2023

27,534

38,546,5565165

73,58495

84

1400

19,322,527

33,53846

55,5506473

83,594,5

96

1600

18,522

26,533

37,545,555

48,562,572

82,593,5

108

1800

17,5*21*

25,5*32,5*37*44,554

46,561

70,581,592,530364554

61,573,591

132

2200

15,5*18*23*31*36*42*52*42*

56,5*67*78*90*29354453

60,572,590

150

2500

13*15*20*28*33*39*

49,5*38*53*63*

74,5*87,5*

2834

43,552,560

71,589,5

168

2800

16*23*29*

35,5*46*33*49*59*

70,5*84*2733

42,551,559,570

88,5

180

3000

18*24*32*43*29*

45,5*55,5*67*

80,5*26*32*

41,5*50,5*58,5*68,5*88*

192

3200

41*51,5*63*

76,5*25*31*

40,5*49,5*58*67*87*

210

3500

23*29*39*48*

56,5*65*85*

240

4000

19*24,5*34,5*44*53*61*81*

270

4500

19*29*

38,5*48*

55,5*75*

300

5000

22°32°42°

48,5°67°

120

2000

16,5*19,5*24,5*32*

36,5*43,5*53*

44,5*59*69*80*

91,5*29,535,544,553,56173

90,5

P2 230V ∆ / 400V Y400V ∆ / 690V Y

kW HP IN A IN A IN A IA/IN

0,55 0,75 3 1,7 4,30,75 1 4 2,3 5,21,1 1,5 5 2,9 5,31,5 2 7,5 4,3 5,82,2 3 9,15 5,3 63 4 11,5 6,6 7,94 5,5 9,6 5,5 7,3

5,5 7,5 12 7 8,37,5 10 16 9,2 8,89,2 12,5 20 11,5 1011 15 23 13,5 10,415 20 30 17,5 13,3

18,5 25 37 21,5 13,5

22 30 42,5 24,5 8,530 40 54,5 31,5 8,437 50 68 39,5 8,545 60 85 49 855 75 105 60 7,275 100 140 81 6

Performance n ≈ 2900 rpm

Rated currents

C R E A T I V E T E C H N O L O G Y

20

Close Coupled Centrifugal Pumpswith flanged connections NMNM

0 5 10 15 20 25

0 20 40 60 80 100U.S. g.p.m.

0 100 200 300 400

0 1 2 3 4 5 6

5

10

15

20

25

20

30

40

50

60

70

80

H ft

0

0.4

0.8

1.2

1.6

0

0.4

0.8

1.2

1.6

2.0

P H

P

0

2

4

6

8

0

10

20

NP

SH

ft

0 5 10 15 20 25

60 65 66 6870

70

68

66

65

η 72%

Ø 102

Ø 118

Ø 130

Ø 130

0 5 10 15

0 20 30 40 50 60 70U.S. g.p.m.

0 100 200 300

0 1 2 3 4 5

15

20

25

30

35

38

60

80

100

120

H ft

0.4

1.0

2.0

2.4

1

2

3

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 5 10 15

50Ø 164

3~ Ø 150

1~ Ø 143

3~1~

5557 59

61

η 63%

0 5 10 15

0 20 30 40 50 60 70U.S. g.p.m.

0 100 200 300

0 1 2 3 4 5

30

40

50

60

100

120

140

160

180

H ft

1

2

3

4

2

3

4

5

6

P H

P

0

2

4

5

0

5

10

15

NP

SH

ft

0 5 10 15

4045 47

4951

η 53%52

Ø 204

Ø 187

Ø 178

0 5 10 15 20 25 30 35

0 40 60 80 100 120 140U.S. g.p.m.

0 100 200 300 400 500

0 1 2 3 4 5 6 7 8 9

5

10

15

20

25

20

30

40

50

60

70

80

H ft

0

0.5

1.0

1.5

2.0

2.5

0

0.5

1.0

1.5

2.0

2.5

3.0

P H

P

0

1

2

3

4

0

5

10

NP

SH

ft

0 5 10 15 20 25 30 35

62 6668

η 70%

6866

62

Ø 134

Ø 122

Ø 112

S

A

D

F

S

A

D

F

A

B

B

A

BB

A

C

D

A

C

D

A

C

F

A

C

F

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.010

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.011

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.014

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.012

NM 32/12 NM 32/16

NM 32/20 NM 40/12

Characteristic curves n ≈ 2900 rpm

C R E A T I V E T E C H N O L O G Y

21

Close Coupled Centrifugal Pumpswith flanged connections NMNM

2

0 5 10 15 20 25 30 35

0 40 60 80 100 120 140U.S. g.p.m.

0 100 200 300 400 500

0 1 2 3 4 5 6 7 8 9

20

30

25

35

40

70

80

90

100

110

120

130

H ft

0

1

2

3

4

0

1.0

2.0

3.0

4.0

5.0

P H

P

0

1

2

3

4

5

0

5

10

15

NP

SH

ft

0 5 10 15 20 25 30 35

5560

6567

η 69%

Ø 163

Ø 153

Ø 143

0 10 20 30 40

0 40 60 80 100 120 140 160 180 200U.S. g.p.m.

0 100 200 300 400 500 600 700

0 2 4 6 8 10 12

30

40

50

60

100

120

140

160

180

H ft

0

2

4

6

8

0

2

4

6

8

10

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 10 20 30 40

η 66%

5860

62

64

64

62

Ø 204

Ø 200

Ø 195

Ø 185

0 10 20 30

0 40 80 120U.S. g.p.m.

0 100 200 300 400 500

0 1 2 3 4 5 6 7 8 9

50

60

70

80

90

170

190

210

230

250

270

290

H ft

5

10

15

7

10

15

20

P H

P

0

2

4

6

0

5

10

15

20

NP

SH

ft

0 10 20 30

42.5

47.5

40

45

Ø 230

Ø 251

η 50%

35

Ø 218

0 10 20 30 40 50 60 70

0 100 200 300U.S. g.p.m.

0 200 400 600 800 1000

0 2 4 6 8 10 12 14 16 18

5

10

15

20

25

20

30

40

50

60

70

80

H ft

0

1

2

3

4

5

0

2

4

6

P H

P

0

1

2

3

4

5

0

5

10

15

NP

SH

ft

0 10 20 30 40 50 60 70

Ø 140

Ø 127

Ø 120

η 72.5%72.5

6560

72

70

7072

A

B

C

A

B

C

A

AR

B

C

A

AR B

C

B

A

A

B

C

C

A

D

F

A

DF

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.015

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.017

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.018

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.016

NM 40/16

NM 40/25

NM 40/20

NM 50/12

Characteristic curves n ≈ 2900 rpm

C R E A T I V E T E C H N O L O G Y

22

Close Coupled Centrifugal Pumpswith flanged connections NMNM

0 20 40 60 80

0 100 150 200 250 300 350U.S. g.p.m.

0 200 400 600 800 1000 1200

0 4 8 12 16 20

20

30

25

35

40

70

80

90

100

110

120

130

H ft

0

2

4

6

8

0

2

4

6

8

10

P H

P

0

2

4

6

0

5

10

15

NP

SH

ft

0 20 40 60 80

6569

71η 72%

72

71

69

6765

67Ø 168

Ø 158

0 10 20 30 40 50 60

0 50 100 150 200 250U.S. g.p.m.

0 200 400 600 800 1000

0 2 4 6 8 10 12 14 16

30

40

50

60

100

120

140

160

180

H ft

0

2

4

6

8

10

12

0

5

10

15

P H

P

0

2

4

6

0

5

10

15

20

NP

SH

ft

0 10 20 30 40 50 60

5055

60 6264 65

η 66%

65 64

Ø 200

Ø 188

0

20

40 60

0 50 100 150 200 250U.S. g.p.m.

0 200 400 600 800 1000

0 2 4 6 8 10 12 14 16

40

50

60

70

80

90

140

160

180

200

220

240

260

280

H ft

0

10

20

0

10

20

26

P H

P

0

2

4

6

0

5

10

15

20

NP

SH

ft

0 4030 50 60

50 5355

57

η 59%

50

45Ø 250

Ø 230

Ø 217

10

302010 50 0 20 30 40 50 60 70 80 90

0 100 150 200 250 300 350U.S. g.p.m.

0 500 1000 1500

0 10 20

20

30

40

50

60

70

80

100

120

140

160

180

200

220

H ft

0

10

20

10

20

26

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 20 30 40 50 60 70 80 90

0

52 55

57 5961

η 62%

61

5957

55

52

Ø 218

Ø 203.5

Ø 190

A

B

A

B

A

B

A

B

A

B

C

A

B

C

C

D

E

C

D

E

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.019

NM 50/16

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.020

NM 50/20

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.021

NM 50/25

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.036

NM 50M

Characteristic curves n ≈ 2900 rpm

C R E A T I V E T E C H N O L O G Y

23

Close Coupled Centrifugal Pumpswith flanged connections NMNM

2

0 20 30 40 50 60 70 80 90

0 80 120 160 200 240 280 320 360U.S. g.p.m.

0 500 1000 1500

0 10 20

10

20

15

25

30

40

50

60

70

80

90

H ft

2

4

6

8

4

6

8

10

P H

P

0

1

2

3

4

5

0

5

10

15

NP

SH

ft

0 20 30 40 50 60 70 80 90

6570

7273

η 74%

60Ø 146.5

Ø 138

Ø 128

0 20 40 60 80 100 120

0 100 200 300 400 500U.S. g.p.m.

0 1000 2000

0 10 20 30

10

20

30

15

25

35

40

40

50

60

70

80

90

100

110

120

130

H ft

0

2

4

6

8

10

12

14

0

5

10

15

P H

P

0 0

5

10

15

20

25

NP

SH

ft

0 20 40 60 80 100 120

65 68 70 72 73η 73%

7270

6865

Ø 174,5

Ø 165

Ø 158

Ø 148

Ø 136

2

4

6

8

0 20 40 60 80 100 120 140

0 200 300 400 500 600U.S. g.p.m.

0 500 1000 1500 2000

0 4 8 12 16 20 24 28 32 36

20

30

40

50

60

80

100

120

140

160

180

H ft

0

10

20

0

10

20

28

P H

P

0

2

4

6

0

5

10

15

20

NP

SH

ft

0 20 40 60 80 100 120 140

η 73%

72

60 6468

70

70

Ø 208

Ø 198

Ø 190

0 20 40 60 80 100

0 100 200 300 400U.S. g.p.m.

0 500 1000 1500

0 4 8 12 16 20 24 28

50

60

70

80

90

180

200

220

240

260

280

300

H ft

0

10

20

30

0

10

20

30

40

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 20 40 60 80 100

56 60

6466 67

η 68%

67

Ø 252

Ø 240

Ø 218

A

C

E

A

C

E

A

B

C

D

E

AB

CD

E

A

B

C

ABC

A

B

C

AB

C

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.022

NM 65/12

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.024

NM 65/20

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.023

NM 65/16

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.025

NM 65/250

Characteristic curves n ≈ 2900 rpm

C R E A T I V E T E C H N O L O G Y

24

Close Coupled Centrifugal Pumpswith flanged connections NMNM

0 50 100 150 200

0 200 300 400 500 600 700 800U.S. g.p.m.

0 1000 3000

0 10 20 30 40 50

10

20

30

40

40

50

60

70

80

90

100

110

120

130

H ft

0

10

20

5

10

15

20

25

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 50 100 150 200

2000

0

70 72 7476

η 78%

65

7072

7476

6560

B

Ø 181

Ø 170

Ø 155

Ø 150

Ø 140

0 50 100 150 200

0 200 400 600 800U.S. g.p.m.

0 1000 2000 3000

0 10 20 30 40 50

30

40

50

60

100

120

140

160

180

H ft

0

10

20

30

0

10

20

30

40

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 50 100 150 200

60 6570

7374

75

η 76%

Ø 210

Ø 198

0 50 100 150 200

0 200 400 600 800U.S. g.p.m.

0 1000 2000 3000

0 10 20 30 40 50

30

40

50

60

70

80

90

100

100

150

200

250

300

H ft

0

20

40

60

0

20

40

60

80

P H

P

0

2

4

6

8

0 510152025

NP

SH

ft

0 50 100 150 200

6872 74

76

76

η 77%

68

Ø 264

Ø 250

Ø 238

Ø 226

Ø 207

A

C

D

E

AB

CDE

D A

A

B

A

B

A

B

C

D

E

ABCD

E

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.026

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.027

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.028

NM 80/16NM 80/200

NM 80/250

Characteristic curves n ≈ 2900 rpm

C R E A T I V E T E C H N O L O G Y

25

Close Coupled Centrifugal Pumpswith flanged connections NMNM

2

0 50 100 150 200 250 300

0 400 600 800 1000 1200U.S. g.p.m.

0 1000 2000 3000 4000 5000

0 10 20 30 40 50 60 70 80

0

10

20

30

40

50

0

20

40

60

P H

P

2

4

6

8

10

6

16

26

NP

SH

ft

0 50 100 150 200 250 300

30

40

50

60

80

100

120

140

160

180

200

20 60

65 70 7476

78η 79%

7879

76

74

70

65

Ø 219

Ø 210

Ø 195

Ø 180

Ø 168

0 50 100 150 200 250 300

0 400 600 800 1000 1200U.S. g.p.m.

0 1000 2000 3000 4000 5000

0 10 20 30 40 50 60 70 80

40

50

60

70

80

90

100

150

200

250

300

H ft

0

20

40

60

80

0

20

40

60

80

100

P H

P

H ft

0

2

4

6

8

10

0

10

20

30

NP

SH

ft

0 50 100 150 200 250 300

60 64 6872

74

η 74%

Ø 265

Ø 241

A

B

C

D

E

AB

C

DE

A

B

A

B

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.033

NM 100/200

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.034

NM 100/250

Characteristic curves n ≈ 2900 rpm

C R E A T I V E T E C H N O L O G Y

1 2

Pumps with packed gland, dimensions available on request.

f

a

DN2

DN

1

m1

h3

m2

w

4.93.083

n2

s b

n1

n3

DN2

l2l1

l

h2

h1g1

a

f

DN2

DN

1

w m2 z

m1 n2

n1

bs

l

l2l1

DN2

g1h1

h2

h3

4.93.082

g1*

Close Coupled Centrifugal Pumpswith flanged connections NMNM

26

Dimensions and weights

DN

D

g2

C

K

4.93.094

DN C K D

N° Ø

g2

32 76 100 140 4 19 18

40 84 110 150 4 19 18

50 99 125 165 4 19 20

65 118 145 185 4 19 20

80 132 160 200 8 19 22

100 156 180 220 8 19 24

125 184 210 250 8 19 24

mm

mmNM

a f h1 h2 h3 m1 m2 n1 n2 n3 z b s l l1 l2 w

NM 32/12SE-AE-DE-FE 50 32 80 405 112 140 222 100 70 190 140 37 - 50 14 - 93 97 245

NM 32/16AE-BE 50 32 80 410 132 160 242 100 70 240 190 47 - 50 14 - 120 120 250

g1

12

12

kg

27-25-24-24

36-34

12394952

NM 32/20DENM 32/20CENM 32/20AE

50 32 80410470470

160 180270288288

100 70 240 190626060

- 50 14 - 140 140250295295

12 31-29-27NM 40/12AE-CE-FE 65 40 80 410 112 140 222 100 70 210 160 37 - 50 14 - 100 113 250

12364549

NM 40/16CENM 40/16BENM 40/16AE

65 40 80410470470

132 160242260260

100 70 240 190474545

- 50 14 - 119 119250295295

125572-65-65

NM 40/20CENM 40/20AE-ARE-BE

65 40 100490525

160 180288

-100 70 265 212

6049

- 50 14-

170140 140

295320

15116-110133

NM 40/25BE-CENM 40/25AE

65 40 100640690

180 225 365 125 95 320 250 50 - 65 14 - 175 175410460

12384751

NM 50/12FENM 50/12DENM 50/12AE

65 50 100430490490

132 160242260260

100 70 240 190474545

- 50 14 - 121 137250295295

14 70-64NM 50/16AE-BE 65 50 100 525 160 180 - 100 70 265 212 49 - 50 14 170 127 141 320

15 106-100NM 50/20AE-BE 65 50 100 640 160 200 345 100 70 265 212 40 - 50 14 - 140 153 410

15126132147

NM 50/25CENM 50/25BENM 50/25AE

65 50 100645695720

180 225 365 125 95 320 250 50 - 65 14 - 175 175415465465

6*135151165

2NM 50M/EENM 50M/DENM 50M/CE

65 50 100700750775

192 225 377 298 258 262 216 - 20 69 12 - 175 175 239

155573-67

NM 65/12EENM 65/12AE-CE

80 65 100490525

160 180288

-125 95 280 212

6049

- 65 14-

170134 156

295320

1575-70106-100121

NM 65/16DE-EENM 65/16BE-CENM 65/16AE

80 65 100525640690

160 200-

345345

125 95 280 212494040

- 65 14170

--

150 172320410460

15127139

NM 65/20CENM 65/20BE

80 65 100690715

180 225 365 125 95 320 250 50 - 65 14 - 155 175 460

42 164NM 65/200AE 80 65 100 825 202 225 408 400 360 344 254 - 20 90 14 - 155 175 245

4245

195-174299

2 NM 65/250BE-CENM 65/250AE

80 65 100825945

202245

250408

-400475

360425

344424

254318

-2025

90106

1418

-290

175 190245263

15

83113-108130144

1

NM 80/16EENM 80/16CE-DENM 80/16BENM 80/16AE

100 80 125

545670720745

180 225

-365365365

125 95 320 250

60505050

- 65 14

170---

165 193

320415465465

42 194-173NM 80/200AE-BE 100 80 125 850 202 250 408 400 360 344 254 - 20 90 14 - 170 194 245

4245

203-182377-361-331

NM 80/250DE-EENM 80/250AE-BE-CE

100 80 125850970

202245

280408

-400475

360425

344424

254318

-2025

90106

1418

-290

191 210245263

6*4245

173195-174355-323

NM 100/200EENM 100/200CE-DENM 100/200AE-BE

125 100 125800850970

192202245

280377408

-

298400475

258360425

262344424

216254318

-202025

6990106

121418

--

290180 212

239245263

4550

386498

NM 100/250BENM 100/250AE

125 100 1409801050

245275

280 -475480

425430

424479

318356

- 25106123

18290330

205 233263305

1

1

2

DN2DN1

Picture

Flanges EN 1092-2

Holes

C R E A T I V E T E C H N O L O G Y

3 4

4.93.099

f

a

w

m1

m2

h3

DN2

DN

1

n2

n1

h1

h2

g1

l

l1 l2

DN2

n3 bs

4.93.078

a

f

m1

m2

DN2

DN

1

h3

zw s b

n2

n1

h2

h1

DN2

l2l1

l

g1

g1*

27

Close Coupled Centrifugal Pumpswith flanged connections I-B-NMI-B-NM

2

Dimensions and weights

DN

D

g2

C

K

4.93.094

mmB- NMI - NM

a f h1 h2 h3 m1 m2 n1 n2 n3 z b s l l1 l2 w

B-NM 32/125SE-AEB-NM 32/125DE-FE

50 32 80 450 112 140 222 100 70 190 140 37 - 50 14 - 93 97 290

B-NM 32/160BEB-NM 32/160AE

50 32 80455475

132 160 242 100 70 240 190 47 - 50 14 - 120 120295315

g1

12

12

33-3231-29

4445

12495761

I- B-NM 32/200DEI- B-NM 32/200CEI- B-NM 32/200AE

50 32 80475525525

160 180270288288

100 70 240 190456060

- 50 14 - 140 140315350350

123337-35

B-NM 40/125FEB-NM 40/125AE-CE

65 40 80455475

112 140 222 100 70 210 160 37 - 50 14 - 100 113295315

12455357

B-NM 40/160CEB-NM 40/160BEB-NM 40/160AE

65 40 80475525525

132 160242260260

100 70 240 190474545

- 50 14 - 119 119315350350

126380-74

B-NM 40/200CEB-NM 40/200AE-BE

65 40 100545580

160 180288--

100 70 265 2126049

- 50 14-

170140 140

350375

6130-124147

4I- B-NM 4025/BE-CEI- B-NM 4025/AE

65 40 100635685

192 225 377 298 258 262 216 - 20 69 12 - 175 175 174

12495863

B-NM 50/125FEB-NM 50/125DEB-NM 50/125AE

65 50 100495545545

132 160242260260

100 70 240 190474545

- 50 14 - 121 137315350350

14 80-74

3

B-NM 50/160AE-BE 65 50 100 580 160 180 - 100 70 265 212 49 - 50 14 170 127 141 375

6135144155

I- B-NM 5025/CEI- B-NM 5025/BEI- B-NM 5025/AE

65 50 100635685710

192 225 377 298 258 262 216 - 20 69 12 - 175 175 174

6135144155

4

I- B-NM 5025/65EEI- B-NM 5025/65DEI- B-NM 5025/65CE

65 50 100635685710

192 225 377 298 258 262 216 - 20 69 12 - 175 175 174

15 93-72B-NM 65/125AE-CE 80 65 100 580 160 180 - 125 95 280 212 49 - 65 14 170 134 156 375

1583-78108

3 B-NM 65/160DE-EEB-NM 65/160CE

80 65 100575660

160 200-

345125 95 280 212

4940

- 65 14170

-150 172

375430

66

42*

157177179

B-NM 65/200CEB-NM 65/200BEB-NM 65/200AE

80 65 100750775825

192192202

225377377408

298298400

258258360

262262344

216216254

- 20696990

121214

- 155 175239239245

42*42*45*

210-189

350

B-NM 65/250BE-CEI- NM 65/250BEI- B-NM 65/250AE

80 65 100825840945

202222245

250408

--

400387475

360347425

344369424

254279318

-202025

9090106

141418

-270290

175 190245258263

15108116

3B-NM 80/160EEB-NM 80/160DE

100 80 125605685

180 225-

365125 95 320 250

6050

- 65 14170

-165 193

375430

6 128-121B-NM 50/200AE-BE 65 50 100 695 192 200 377 298 258 262 216 - 20 69 12 - 140 153 234

6149166

B-NM 65/160BEB-NM 65/160AE

80 65 100695745

192 200 377 298 258 262 216 - 20 69 12 - 150 172 234

6155163166

4B-NM 80/160CEB-NM 80/160BEB-NM 80/160AE

100 80 125725775800

192 225 377 298 258 262 216 - 20 69 12 - 165 193 239

kg

B-NM I-NM

455559

127-120144

130138149

130138149

277343

3

4

DN2DN1

DN C K D

N° Ø

g2

32 76 100 140 4 19 18

40 84 110 150 4 19 18

50 99 125 165 4 19 20

65 118 145 185 4 19 20

80 132 160 200 8 19 22

100 156 180 220 8 19 24

125 184 210 250 8 19 24

mm

Picture

Flanges EN 1092-2

Holes

C R E A T I V E T E C H N O L O G Y

29

Close Coupled Centrifugal Pumps n ≈ 1450 rpmNM4NM4ConstructionClose-coupled centrifugal pumps; electric motor with extended shaft directly connected to the pump. Pump casing with axialsuction and radial delivery on top, main dimensions andperformance according to EN 733 with additional sizes forcompletion.ConnectionsSizes ConnectionsNM4 25/125, 25/160, 25/200 Threaded ports ISO 228from NM4 32/16 to NM4 150/400 Flanges according to PN 10, EN 1092-2

Counter-flanges (on request)Sizes Flangesfrom NM4 32/16 to NM4 50/25. Screwed flanges UNI 2247, PN 16from NM4 32/16 to NM4 150/400 Flanges for welding UNI 2277, UNI 2278, PN 10

Applications-For clean liquids without abrasives, which are non-aggressivefor the pump materials (contents of solids up to 0.2%).

-For water supply. - For heating, air conditioning, cooling andcirculation plants. - For civil and industrial applications.

-When low noise operating is required. - For irrigation.

Operating conditionsLiquid temperature from -10 °C to +90 °C.Ambient temperature up to 40 °C.Total suction lift up to 7 m.Maximum permissible working pressure up to 10 bar.Continuous duty.

Motor4-pole induction motor, 50 Hz (n = 1450 rpm).NM4: three-phase 230/400 V ± 10% up to 3 kW;

400/690 V ± 10% from 4 to 75 kW;.Insulation class F.Protection IP 54.Constructed in accordance with IEC 34.

Special features on request- Other voltages. - Frequency 60 Hz (as per 60 Hz data sheet).- Protection IP 55. - Special mechanical seal.- Higher or lower liquid or ambient temperatures.

MaterialiComponents NM4 B-NM4 I-NM4Pump casing Cast iron BronzeLantern bracket GJL 200 EN 1561 G-Cu Sn 10 UNI 7013Impeller Cast iron Bronze

GJL 200 EN 1561 G-Cu Sn 10 UNI 7013Brass P- Cu Zn 40 Pb 2 UNI 5705 Cr Ni Mo steel

For NM4 25/125 - 25/160 - 25/200 AISI 316NM4 32/16 - 32/20 - 40/20

Shaft Cr Ni steelAISI 303 up to 1,1 kW Cr Ni Mo steelCr steel AISI 430 AISI 316from 1,5 kW to 75 kW

Mechanical seal Carbon - Ceramic - NBRCounter-flanges Steel Fe 430B UNI 7070

10 20 30 40 50 100

5

10 NM4 32/20

NM4 32/16

NM4 25/12

NM4 25/160

NM4 25/200

NM4 40/16

NM4 40/20

NM4 40/25NM4 50/25

NM4 50/20

NM4 50/16 NM465/16 NM4

80/16

NM480/20 NM4

100/20

NM4 100/250

NM4 100/315

NM480/25

NM480/315

NM4 80/400

NM465/20

NM4 65/25

NM4 65/31NM4

125-315

NM4125/250

NM4125/400

NM4100/400

NM4150/315

NM4150/400

20

Hm

30

40

50

100 150 200 300 400 500 1000 5000

20 30 50 100 200 30040

30 40 50 100 200 300 400

40

50

Hft

100

200

20

30

200 300 400

500 1000400

500 1000 2000

500

3

4

7

10

2

10

10

Imp. g.p.m.

U.S. g.p.m. 20

2 3

Q40 50

5m /hl/min 10000

2000

3000

700

70

72.849.C

3

Coverage chart n = 1450 rpm

C R E A T I V E T E C H N O L O G Y

qqw
南京亚勤科贸有限公司 http://www.chinayaqin.com

Close Coupled Centrifugal PumpsNM4NM4

30

B - NM4I - NM4

NM4 25/12AE 0,25 0,34B- NM4 25/160BE NM4 25/160BE 037 0,5

I- B- NM4 25/200CE NM4 25/200CE 0,37 0,5

I- B- NM4 25/200AE NM4 25/200AE 0,75 1

B- NM4 25/160AE NM4 25/160AE 0,37 0,5

I- B- NM4 25/200BE NM4 25/200BE 0,55 0,75

1 1,2 1,5 1,89 2,4 3 3,6 4,2 4,8 5,4 6 6,6 7,5 8,4 9,6 10,8 12 13,2 15NM4

P2

kW HP

Qm3/h

l/min 16 20 25 31,5 40 50 60 70 80 90 100 110 125 140 160 180 200 220 250

6,1 6,05 6 5,9 5,8 5,5 5,2 4,8 4,4 3,9 3,3

9,2 9,15 9,1 9,05 9 8,7 8,5 8,2 7,8 7,2 6,5 5,6 3,7

13,4 13,3 13,2 13,1 12,9 12,7 12,4 12 11,6 11,1 10,5 9,8 8,6 7* 4*

7,7 7,65 7,6 7,55 7,5 7,2 6,9 6,6 6,1 5,5 4,6 3,6

11,6 11,5 11,4 11,3 11,1 10,9 10,5 10,1 9,7 9,1 8,5 7,6 6,1 4,1*

14,8 14,7 14,6 14,5 14,4 14,2 14 13,7 13,3 12,9 12,3 11,7 10,5 9,1* 6,2*

Hm

B - NM4I - NM4

B-NM4 32/160BE NM4 32/16BE 0,37 0,5B-NM4 32/160AE NM4 32/16AE 0,37 0,5

I- B-NM4 32/200AE NM4 32/20AE 0,75 1

B-NM4 40/160BE NM4 40/16BE 0,55 0,75

B-NM4 40/200BE NM4 40/20BE 1,1 1,5

I- B-NM4 4025/CE NM4 40/25CE 1,5 2

I- B-NM4 4025/AE NM4 40/25AE 3 4

I- B-NM4 32/200BE NM4 32/20BE 0,55 0,75

B-NM4 40/160CE NM4 40/16CE 0,37 0,5

B-NM4 40/160AE NM4 40/16AE 0,75 1

B-NM4 40/200AE NM4 40/20AE 1,1 1,5

I- B-NM4 4025/BE NM4 40/25BE 2,2 3

2,4 3 3,6 4,2 4,8 5,4 6 7,5 8,4 9,6 10,8 12 13,2 15 16,8 18,9 21 24 27NM4

P2

kW HP

Qm3/h

l/min 40 50 60 70 80 90 100 125 140 160 180 200 220 250 280 315 350 400 450

7,6 7,5 7,4 7,3 7,2 7,1 6,9 6,3 5,9 5,2 4,2

12,5 12,4 12,3 12,2 12 11,8 11,6 10,6 10 8,9 7,6 6,2* 4,7*

6,9 6,85 6,7 6,6 6,5 6,3 6 5,7 5,1 4,4 3,5

9,3 9,25 9,15 9,1 9 8,9 8,8 8,5 8,1 7,6 6,9 6,1

14,8 14,7 14,5 14,4 14,2 14 13,8 13,6 13 12,2 11,3 10

21,3 21,2 20,9 20,8 20,6 20,3 20 19,7 19,1 18,4 17,3 16 13* 9,5*

9 8,95 8,9 8,8 8,7 8,6 8,5 7,9 7,5 6,8 6 5,1*

14,3 14,2 14,1 14 13,9 13,7 13,5 12,9 12,3 11,3 10,2 8,9* 7,5*

7,9 7,85 7,75 7,7 7,6 7,5 7,3 7 6,5 5,9 5,1 4,2

13 12,9 12,7 12,6 12,4 12,2 12 11,5 10,8 10 8,6 7

16,4 16,3 16 15,8 15,6 15,3 15 14,5 13,8 12,8 11,3 9,4 5,2*

23,1 23 22,8 22,7 22,5 22,2 21,9 21,6 21 20,3 19,3 18 15,5* 12,2*

Hm

B - NM4I - NM4

B-NM4 50/160BE NM4 50/16BE 1,1 1,5B-NM4 50/160AE NM4 50/16AE 1,1 1,5

NM4 50/20BE 1,5 2

I- B-NM4 5025/CE NM4 50/25CE 2,2 3

I- B-NM4 5025/AE NM4 50/25AE 4 5,5

B-NM4 65/160BE NM4 65/16BE 1,1 1,5

NM4 65/20BE 2,2 3

NM4 65/25BE 4 5,5

NM4 65/31CE 5,5 7,5

NM4 65/31AE 9,2 12,5

NM4 50/20CE 1,1 1,5

NM4 50/20AE 2,2 3

I- B-NM4 5025/BE NM4 50/25BE 3 4

B-NM4 65/160CE NM4 65/16CE 1,1 1,5

B-NM4 65/160AE NM4 65/16AE 1,5 2

NM4 65/20AE 3 4

NM4 65/25AE 5,5 7,5

NM4 65/31BE 7,5 10

10,8 12 13,2 15 16,8 18,9 21 24 27 30 33 37,8 42 48 54 60 66 75 84NM4

P2

kW HP

Qm3/h

l/min 180 200 220 250 280 315 350 400 450 500 550 630 700 800 900 1000 1100 1250 1400

7,55 7,5 7,45 7,4 7,3 7,2 7 6,7 6,2 5,6 5 3,8*

10,1 10 9,9 9,8 9,6 9,3 9 8,4 7,7 7 6 4,2* 2,5*

14,4 14,35 14,3 14,2 14,1 14 13,8 13,4 12,9 12,4 11,7 10,3* 8,2* 6*

21,4 21,3 21,2 21 20,7 20,3 19,9 19,1 18,3 17,1 16 13,8* 11,3*

6,3 6,2 6,1 6 5,8 5,6 5,3 4,8 4 3,1

9 8,9 8,8 8,7 8,6 8,4 8,1 7,6 6,9 6,2 5,3* 3,8*

14,1 14 13,9 13,8 13,7 13,4 13,1 12,6 11,9 11,1 10,2* 8,8* 7,2*

21,9 21,8 21,7 21,6 21,5 21,2 20,8 20,2 19,5 18,5 17,5* 15,4* 12,8*

31 31 30,9 30,8 30,6 30,2 29,7 28,8 27,8 26,5 25* 22,2* 18,6*

9,15 9,1 9,05 9 8,9 8,8 8,6 8,3 7,9 7,4 6,9 6* 5*

12 11,9 11,8 11,7 11,6 11,4 11,2 10,7 10,1 9,4 8,7 7,2* 4,7*

17,9 17,8 17,7 17,4 17,1 16,7 16,3 15,5 14,6 13,3 11,8 8,5*

22,3 22,2 22,1 22 21,8 21,6 21,2 20,5 19,7 18,7 17,8 15,5* 13*

7,5 7,4 7,3 7,2 7 6,8 6,5 6 5,3 4,4 3,5*

11,9 11,8 11,7 11,6 11,4 11,1 10,8 10,2 9,5 8,7 7,8* 6,2* 4,3*

18 17,9 17,8 17,7 17,6 17,3 16,9 16,3 15,4 14,4 13,1* 10,8* 8,5*

25,8 25,7 25,5 25,3 25 24,4 23,8 22,8 21,5 20 18,2* 15* 11*

35,9 35,9 35,8 35,7 35,5 35,1 34,6 33,8 32,8 31,6 30,2* 27,8* 25*

Hm

NM4 80/16CE 1,1 1,5NM4 80/16BE 1,5 2

NM4 80/20CE 2,2 3

NM4 80/20AE 4 5,5

NM4 80/25BE 5,5 7,5

NM4 80/31CE 9,2 12,5

NM4 80/315AE 15 20

NM4 80/400BE 22 30

NM4 80/16AE 2,2 3

NM4 80/20BE 3 4

NM4 80/25CE 4 5,5

NM4 80/25AE 7,5 10

NM4 80/315BE 11 15

NM4 80/400CE 18,5 25

NM4 80/400AE 30 40

30 33 37,8 42 48 54 60 66 75 84 96 108 120 132 150 168 180 192 210NM4

P2

kW HP

Qm3/h

l/min 500 550 630 700 800 900 1000 1100 1250 1400 1600 1800 2000 2200 2500 2800 3000 3200 3500

5,4 5,3 5,2 5 4,8 4,6 4,3 3,9 3,1

9,6 9,5 9,4 9,2 9 8,8 8,5 8,1 7,5 6,7 5,2

12,1 12 11,9 11,8 11,7 11,4 11,1 10,6 9,8 9 7,5 5,7*

16,9 16,8 16,7 16,6 16,3 15,9 15,4 14,8 13,9 12,7 11,1 9,3* 7,2*

23,7 23,7 23,6 23,5 23,3 23 22,7 22,2 21,5 20,5 19 17,2* 15,1* 12,7*

32,3 32,3 32,2 32,1 31,9 31,6 31,2 30,7 29,8 28,8 27 25,1* 22,9* 20*

46,5 46,3 46,1 45,8 45,2 44,5 43,5 42,4 40 37,2 32,5 26,2* 18,5*

61,5 61,4 61,3 61,1 60,8 60,2 59,4 58,4 56,5 54 50,5 45,5* 40* 32,5*

6,7 6,6 6,5 6,3 6,1 5,9 5,6 5,2 4,6 3,7

10,3 10,2 10,1 10 9,8 9,5 9,1 8,6 7,7 6,6 4,6

13,9 13,8 13,7 13,6 13,5 13,3 13 12,6 11,8 11 9,6 7,9* 6*

20,7 20,6 20,5 20,4 20,3 20 19,6 19,1 18,2 17,1 15,4 13,5* 11,4* 9*

28,8 28,8 28,7 28,6 28,3 27,9 27,4 26,8 25,8 24,6 22,6 20,4* 17,8* 15*

37,4 37,4 37,3 37,2 37,1 37 36,7 36,3 35,6 34,7 33,2 31,3* 29* 26,4*

54 53,8 53,6 53,3 53 52,4 51,6 50,6 48,7 46,1 42 36,5* 29,5* 21*

Hm

Performance n 1450 rpm

C R E A T I V E T E C H N O L O G Y

31

NM4NM4

P2 Rated motor power output.H Total head in m.

NM4 Standard construction.

B-NM4 Bronze construction.

I-NM4 Stainless steel construction.

P2 Rated motor power output.IA/IN D.O.L. starting current / Nominal current

* Maximum suction lift 1-2 m.

Tolerances according to ISO 9906, annex A.

Close Coupled Centrifugal Pumps

NM4 100/20CE 3 4NM4 100/20BE 4 5,5

NM4 100/25BE 7,5 10

NM4 100/315CE 11 15

NM4 100/315AE 18,5 25

NM4 100/400BE 30 40

NM4 100/20AE 5,5 7,5

NM4 100/25AE 9,2 12,5

NM4 100/315BE 15 20

NM4 100/400CE 22 30

NM4 100/400AE 37 50

48 54 60 66 75 84 96 108 120 132 150 168 180 192 210 240 270 300 330NM4

P2

kW HP

Qm3/h

l/min 800 900 1000 1100 1250 1400 1600 1800 2000 2200 2500 2800 3000 3200 3500 4000 4500 5000 5500

9,4 9,3 9,2 9,1 8,9 8,5 8 7,3 6,5 5,6 4*

15,2 15,2 15,1 15 14,9 14,7 14,3 13,8 13,1 12,2 10,7* 9* 7,5* 6*

22,3 22,3 22,2 22,1 21,9 21,7 21,2 20,5 19,8 18,8 17,1* 15* 13,4* 11,7* 8,9*

31,5 31,5 31,4 31,3 31,2 30,8 30,2 29,3 28,2 26,9 24,6* 21,8* 19,8* 17,6* 14*

41,3 41,2 41,1 41 40,7 40,4 39,8 39 38 36,5 34* 31* 28,7* 26*

58,2 58,1 58 57,9 57,8 57,6 57,2 56,3 55,7 54,5 52,7* 50,5* 49* 47* 44*

12 11,9 11,8 11,7 11,5 11,2 10,7 10 9,3 8,4 6,7* 4,5*

19,5 19,5 19,4 19,3 19 18,7 18,2 17,5 16,6 15,6 13,8* 11,7* 10* 8,4* 5,5*

26,9 26,9 26,8 26,6 26,2 25,7 24,9 23,8 22,7 21,3 18,9* 15,9* 13,7* 11,3*

36,9 36,9 36,8 36,7 36,6 36,4 36 35,3 34,5 33,4 31,4* 29* 27,2* 25,3* 22,2*

50,2 50,1 50 49,9 49,7 49,4 48,8 48 47,1 46 44* 41,3* 39,5* 37* 33,5*

Hm

NM4 125/25EE 5,5 7,5NM4 125/25DE 7,5 10

NM4 125/250BE 11 15

NM4 125/315BE 22 30

NM4 125/400CE 37 50

NM4 125/400AE 55 75NM4 150/315DE 18,5 25

NM4 150/315BE 30 40

NM4 150/400CE 45 60

NM4 150/400AE 75 100

NM4 125/25CE 9,2 12,5

NM4 125/250AE 15 20NM4 125/315CE 18,5 25

NM4 125/315AE 30 40

NM4 125/400BE 45 60

NM4 150/315CE 22 30

NM4 150/315AE 37 50

NM4 150/400BE 55 75

84 96 108 120 132 150 168 180 192 210 240 270 300 330 360 390 420 450 480NM4

P2

kW HP

Qm3/h

l/min 1400 1600 1800 2000 2200 2500 2800 3000 3200 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000

11 10,8 10,5 10,1 9,7 9,1 8,3 7,8 7,2 6,2 4,4*

16,7 16,6 16,4 16,2 15,9 15,4 14,6 14,1 13,5 12,5 10,4* 8,2* 5,8*

22,7 22,7 22,6 22,4 22,2 21,8 21,2 20,8 20,1 19,3 17,4* 15* 12,4* 9,3*

31,8 31,7 31,6 31,5 31,1 30,6 29,7 29,1 28,5 27,3 24,9* 22* 18,5* 14,3*

45,4 45,3 45,2 45,1 44,9 44,4 43,7 43 42 40 37* 33* 28,5* 23,5*

59,2 59,1 59 58,9 58,7 58,2 57,7 57,2 56,7 55,7 53,5* 50,5* 46,5* 42,5*

25,6 25,4 25,1 24,9 24,7 24,2 23,3 22 20,4 18,5 16,5 14,1* 11,6* 8,9*

35,6 35,6 35,5 35,4 35,3 35,2 34,6 33,7 32,5 31 29,2 27,1* 24,7* 21,8* 18,5*

50,8 50,7 50,5 50,3 50 49,5 48,5 47 45 43 40,5 38* 35* 32* 28,5*

14 13,9 13,7 13,4 13 12,4 11,6 11 10,4 9,4 7,4* 5,1*

19,3 19,2 19,1 18,9 18,7 18,2 17,5 17 16,3 15,3 13,3* 10,9* 8,2*

27,9 27,8 27,7 27,6 27,2 26,5 25,6 24,9 24 22,8 20,2* 17* 13,5* 9,5*

36,8 36,8 36,7 36,6 36,4 35,9 35,2 34,7 34,2 33,2 31* 28,4* 25,3* 21,6*

51,4 51,3 51,2 51,1 50,9 50,4 49,7 49 48,2 46,8 44* 40,5* 36* 31,5*

22,8 22,6 22,3 22 21,7 21,1 20 18,6 17 15,1 13 10,6* 8*

30,6 30,6 30,5 30,3 30,1 29,7 29 27,9 26,5 24,9 23 20,8* 18,3* 15,4*

45 44,9 44,7 44,5 44 43,5 42,5 40,5 38,5 36 33,5 30,5* 27* 23,5* 19,5*

58,8 58,7 58,6 58,5 58,3 57,9 57 55,5 54 52 49,5 47* 44* 41* 37,5*

Hm

P2 230 V ∆ / 400 V Y

kW HP IN A IN A IA/IN

0,25 0,34 1,4 0,8 3,7

0,37 0,5 1,6 0,95 4,1

0,55 0,75 2,8 1,6 4,5

0,75 1 3,5 2 4,8

1,1 1,5 5 2,9 4,7

1,5 2 6 3,5 4,3

2,2 3 8,6 5 5,5

3 4 11,5 6,7 5,2

P2 400 V ∆ / 690 V Y

kW HP IN A IN A IA/IN

4 5,5 8,5 4,9 5,9

5,5 7,5 12,5 7,2 8

7,5 10 16 9,2 8,1

9,2 12,5 19 11 8,9

11 15 24 14 6,5

15 20 29 16,7 7,5

18,5 25 36,5 21 7,3

22 30 43 25 7,5

30 40 56 32 7,5

37 50 69 40 6

45 60 83 48 6,4

55 75 101 58 7,3

75 100 136 78 6

3

Performance n ≈ 1450 rpm

Rated currents

C R E A T I V E T E C H N O L O G Y

32

Close Coupled Centrifugal PumpsNM4NM4

0 1 2 3 4 5 6

0 5 10 15 20 25U.S. g.p.m.

0 20 40 60 80 100

0 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6

3

4

5

6

10

12

14

16

18

20

H ft

0

0.1

0.2

0

0.1

0.2

P H

P

0

1

2

3

4

0

5

10

NP

SH

ft

0 1 2 3 4 5 6

Ø 131.5

0 2 3 4 5 6 7 8

0 10 20 30U.S. g.p.m.

0 20 40 60 80 100 120

0 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 2.2

0

2

4

6

8

10

0

5

10

15

20

25

30

H ft

0

0.1

0.2

0.3

0

0.1

0.2

0.3

0.4

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 2 3 4 5 6 7 8

Ø 161.5

Ø 150

0 2 4 6 8 10

0 10 20 30 40U.S. g.p.m.

0 40 60 80 100 120 140 160

0 0.5 1 1.5 2 2.5

0

5

10

15

20

0

10

20

30

40

50

60

H ft

0

0.2

0.4

0.6

0

0.2

0.4

0.6

0.8

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 2 4 6 8 10

Ø 200

Ø 194

Ø 184

A

B

A

B

A

B

C

AB

C

A

A

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h372.071 72.072

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.073

NM4 25/12 NM4 25/160

NM4 25/200

4550

54

56

η 57%

56

54

50

40

40

45

45

50

50

52

52η 53.5%

30

30

40

40

44

44

46η 48%

Characteristic curves n ≈ 1450 rpm

C R E A T I V E T E C H N O L O G Y

33

Close Coupled Centrifugal PumpsNM4NM4

3

0 2 4 6 8 10 12

0 10 20 30 40 50U.S. g.p.m.

0 50 100 150 200

0 1 2 3 3.6

2

4

6

8

10

10

20

30

H ft

0

0.1

0.2

0.3

0.4

0

0.1

0.2

0.3

0.4

0.5

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

H ft

P H

PN

PS

H ft

0 2 4 6 8 10 12

Ø 164

Ø 150

0 2 4 6 8 10 12 14

0 20 30 40 50 60U.S. g.p.m.

0 50 100 150 200

0 1 2 3 3.8

0

5

10

15

0

10

20

30

40

50

0

0.2

0.4

0.6

0.8

1.0

0

0.2

0.4

0.6

0.8

1.0

1.2

0

2

4

6

8

0

5

10

15

20

25

0 2 4 6 8 10 12 14

Ø 204

Ø 195

0 5 10 15 20

0 20 30 40 50 60 70 80 90U.S. g.p.m.

0 50 100 150 200 250 300 350

0 1 2 3 4 5 6

2

4

6

8

10

10

20

30

H ft

0

0.1

0.2

0.3

0.4

0.5

0.6

0.7

0

0.2

0.4

0.6

0.8

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 5 10 15 20

Ø 163

Ø 153

Ø 143

0 5 10 15 20

0 20 30 40 50 60 70 80 90U.S. g.p.m.

0 50 100 150 200 250 300 350

0 1 2 3 4 5 6

4

6

8

10

12

14

16

18

20

30

40

50

0

0.2

0.4

0.6

0.8

1.0

0

1.0

1.6

0

2

4

6

8

0

5

10

15

20

25

0 5 10 15 20

1.2

Ø 204

Ø 195

H ft

P H

PN

PS

H ft

A

B

A

B

A

B

A

B

A

B

C

A

B

C

A

B

AB

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h372.074 72.075

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.077

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.076

NM4 32/16 NM4 32/20

NM4 40/16 NM4 40/20

50 55

55

58

58

60

60

62

62η 62%

35

35

40

40

45

45

48

48

50

50

52

52η 53%

55

55

60

60

64

64

66

66

67

η 67%40

40

50

50

54

54

56

56η 58%

Characteristic curves n ≈ 1450 rpm

C R E A T I V E T E C H N O L O G Y

34

Close Coupled Centrifugal PumpsNM4NM4

H ft

P H

PN

PS

H ft

0 10 20 30

0 40 60 80 100 120U.S. g.p.m.

0 100 200 300 400 500

0 1 2 3 4 5 6 7 8

5

10

15

20

25

20

30

40

50

60

70

80

0.4

1.0

2.0

2.4

1

2

3

0

2

4

6

8

0

5

10

15

20

25

0 10 20 30

Ø 251

Ø 246

Ø 220

0 10 20 30 40

0 40 60 80 100 120 140 160 180U.S. g.p.m.

0 100 200 300 400 500 600 700

0 2 4 6 8 10 12

2

4

6

8

10

10

20

30

H ft

0

0.2

0.4

0.6

0.8

1.0

0

0.2

0.4

0.6

0.8

1.0

1.2

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 10 20 30 40

Ø 168

Ø 155

0 10 20 30 40 50

0 50 100 150 200U.S. g.p.m.

0 200 300 400 500 600 700 800

0 2 4 6 8 10 12

0

5

10

15

18

0

10

20

30

40

50

0

1

2

0

0.5

1.0

1.5

2.0

2.5

0

2

4

6

8

0

5

10

15

20

25

0 10 20 30 40 50

Ø 203

Ø 188

Ø 176

0 10 20 30 40

0 40 60 80 100 120 140 160 180U.S. g.p.m.

0 100 200 300 400 500 600 700

0 2 4 6 8 10 12

5

10

15

20

25

20

30

40

50

60

70

80

H ft

0

1

2

3

0

1

2

3

4

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

H ft

P H

PN

PS

H ft

0 10 20 30 40

Ø 252

Ø 250

Ø 230

A

B

C

AB

C

A

B

A

B

A

B

C

C

B

A

A

B

C

AB

C

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h372.078 72.079

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.081

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.080

NM4 40/25 NM4 50/16

NM4 50/20 NM4 50/25

40 45

45

47.5

47.5

50

50

η 52%40

35

55 60 65

65

68

68

70

70

71

η 71%

50

50

55

55

60

60

64

64

67η 67%

45 5054

56

56

50

54

58

58

60

η 62%

Characteristic curves n ≈ 1450 rpm

C R E A T I V E T E C H N O L O G Y

35

NM4NM4 Close Coupled Centrifugal Pumps

3

0 20 40 60 80

0 100 150 200 250 300 350U.S. g.p.m.

0 200 400 600 800 1000 1200

0 4 6 8 10 12 14 16 18 20 22

0

2

4

6

8

10

0

10

20

30

H ft

0

1

2

0

1

2

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 20 40 60 80

Ø 170

Ø 156

Ø 148

0 20 30 40 50 60 70 80 90

0 100 200 300 380U.S. g.p.m.

0 500 1000 1500

0 5 10 15 20 25

0

5

10

15

0

10

20

30

40

50

H ft

0

1

2

3

0

1

2

3

4

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 20 30 40 50 60 70 80 90

Ø 208

Ø 193

0 20 30 40 50 60 70 80 90

0 100 200 300 380U.S. g.p.m.

0 500 1000 1500

0 5 10 15 20 25

5

10

15

20

25

20

30

40

50

60

70

80

H ft

0

1

2

3

4

5

6

0

2

4

6

8

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 20 30 40 50 60 70 80 90

Ø 252

Ø 230

0 20 30 40 50 60 70 80 90

0 100 200 300 380U.S. g.p.m.

0 500 1000 1500

0 5 10 15 20 25

10

20

30

40

40

60

80

100

120

H ft

0

2

4

6

8

10

0

2

4

6

8

10

12

P H

P

0

1

2

3

4

0 2 4 6 81012

NP

SH

ft

0 20 30 40 50 60 70 80 90

Ø 321.5

Ø 302

Ø 278

A

B

C

A

BC

A

B

A

B

A

B

A

B

A

B

C

A

B

C

65

65

70

70

74

74

76

76

η 77%

60

60

65

65

70

70

74

74η 76%

55

55

60

60

65

65

68

68

70

70

η 72%

50

60

60

50

64

64

68

68

η 69%

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.082

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.083

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.087

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.084

NM4 65/16 NM4 65/20

NM4 65/25 NM4 65/31

Characteristic curves n ≈ 1450 rpm

C R E A T I V E T E C H N O L O G Y

36

Close Coupled Centrifugal PumpsNM4NM4

0 20 40 60 80 100

0 100 200 300 400U.S. g.p.m.

0 500 1000 1500

0 5 10 15 20 25

2

3

4

5

6

7

8

9

10

11

10

20

30

H ft

0.4

1.0

2.0

2.4

1

2

3

P H

P

0

1

2

3

4

0 2 4 6 81012

NP

SH

ft

0 20 40 60 80 100

Ø 181

Ø 155

Ø 145

0 20 40 60 80 100 120

0 100 200 300 400 500U.S. g.p.m.

0 500 1000 1500 2000

0 10 20 30

4

5

6

7

8

9

10

11

12

13

14

15

20

30

40

48

H ft

0

1

2

3

4

0

1

2

3

4

5

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 20 40 60 80 100 120

Ø 210

Ø 200

Ø 188

0 50 100 150

0 200 300 400 500 600U.S. g.p.m.

0 500 1000 1500 2000 2500

0 10 20 30 40

5

10

15

20

25

20

30

40

50

60

70

80

H ft

0

2

4

6

8

0

2

4

6

8

10

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 50 100 150

Ø 264

Ø 250

Ø 231

A

B

C

A

B

C

A

A

B

C

B

C

A

B

C

A

B

C

60 65

65

70

70

73

73

η 75%

60 6570

7375

75

73

70

65

60

η 77%

60 65 70

70

73

73

75

75η 77%

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.085

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.086

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.088

NM4 80/16 NM4 80/20

NM4 80/25

Characteristic curves n ≈ 1450 rpm

C R E A T I V E T E C H N O L O G Y

37

NM4NM4 Close Coupled Centrifugal Pumps

3

0 50 100 150

0 200 300 400 500 600U.S. g.p.m.

0 500 1000 1500 2000 2500

0 5 10 15 20 25 30 35 40

10

20

30

40

40

60

80

100

120

H ft

0

4

8

12

16

0

10

20

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 50 100 150

Ø 330

Ø 307

Ø 292

0 50 100 150

0 200 300 400 500 600U.S. g.p.m.

0 500 1000 1500 2000 2500

0 10 20 30 40

10

20

30

40

50

60

70

50

100

150

200

H ft

0

10

20

30

0

10

20

30

40

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 50 100 150

Ø 413

Ø 390

Ø 367

A

B

C

A

BC

A

B

C

AB

C

60

60

65

65 68

68

72

7270

70

η 73%45

45

50

50

55

55

58

58

60

η 60%

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.089

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.090

NM4 80/315 NM4 80/400

Characteristic curves n ≈ 1450 rpm

C R E A T I V E T E C H N O L O G Y

38

Close Coupled Centrifugal PumpsNM4NM4

0 50 100 150 200

0 200 300 400 500 600 700 800U.S. g.p.m.

0 500 1000 1500 2000 2500 3000

0 10 20 30 40 50

0

5

10

15

0

10

20

30

40

50

H ft

0

1

2

3

4

5

6

0

2

4

6

8

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 50 100 150 200

Ø 219

Ø 202

Ø 185

0 50 100 150 200

0 200 300 400 500 600 700 800 900U.S. g.p.m.

0 1000 2000 3000

0 10 20 30 40 50 60

0

5

10

15

20

25

0

10

20

30

40

50

60

70

80

H ft

0

2

4

6

8

10

0

2

4

6

8

10

12

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 50 100 150 200

Ø 265

Ø 250

0 50 100 150 200

0 200 400 600 800U.S. g.p.m.

0 1000 2000 3000

0 10 20 30 40 50 60

10

20

30

40

40

60

80

100

120

H ft

0

10

20

0

5

10

15

20

25

P H

P

0

5

10

0

10

20

30

NP

SH

ft

0 50 100 150 200

Ø 328

Ø 306

Ø 286

0 50 100 150 200

0 200 400 600 800U.S. g.p.m.

0 1000 2000 3000

0 10 20 30 40 50 60

20

30

40

50

60

80

100

120

140

160

180

H ft

0

10

20

30

40

0

10

20

30

40

50

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 50 100 150 200

Ø 405

Ø 377

Ø 347

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.091

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.092

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.094

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.093

NM4 100/20 NM4 100/25

NM4 100/315 NM4 100/400

60

70

70

75

75

77

77

80η 80.5%

65 73

73

η 81%

77

80

75

77

70

75

65

70

60

65

55

80

60

65

65

70

70

73

73

75

75η 77%

55

60

60

64

6467

67

68

η 69%

A

B

C

A

BC

A

B

A

B

A

B

C

A

B

C

A

B

C

AB

C

Characteristic curves n ≈ 1450 rpm

C R E A T I V E T E C H N O L O G Y

39

NM4NM4 Close Coupled Centrifugal Pumps

3

0 100 200 300

0 400 600 800 1000 1200 1400U.S. g.p.m.

0 1000 2000 3000 4000 5000

0 20 40 60 80

0

5

10

15

20

25

0

20

40

60

80

H ft

0

10

18

0

10

20

P H

P

0

2

4

6

8

0

10

20

NP

SH

ft

0 100 200 300

Ø 271

Ø 252

Ø 237

Ø 220

Ø 203

0 100 200 300

0 400 600 800 1000 1200 1400U.S. g.p.m.

0 1000 2000 3000 4000 5000

0 20 40 60 80

0

10

20

30

40

0

20

40

60

80

100

120

H ft

0

10

20

30

0

10

20

30

40

P H

P

0

2

4

6

8

0

10

20

NP

SH

ft

0 100 200 300

Ø 330

Ø 310

Ø 295

0 50 100 150 200 250 300 350

0 U.S. g.p.m.

0 1000 2000 3000 4000 5000 5800

0 10 20 30 40 50 60 70 80 90

20

30

40

50

60

80

100

120

140

160

180

200

H ft

0

10

20

30

40

50

60

0

20

40

60

80

P H

P

0

2

4

6

8

0

10

20

NP

SH

ft

0 50 100 150 200 250 300 350

Ø 405

Ø 380

Ø 364

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.095

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.096

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.097

NM4 125/250 NM4 125/315

NM4 125/400

60

60

70

70

74

74

78

78

η 80%

60

60

70

70

74

74

78

78η 80%

500 1000 1500

60

60

65

66

70

70

73

73

75

75

η 76%

A

B

C

D

E

A

BC

DE

A

B

C

AB

C

A

B

C

A

BC

Characteristic curves n ≈ 1450 rpm

C R E A T I V E T E C H N O L O G Y

40

Close Coupled Centrifugal PumpsNM4NM4

0 100 200 300 400 500

0 1000 2000U.S. g.p.m.

0 2000 3000 4000 5000 6000 7000 8000

0 20 40 60 80 100 120

0

10

20

30

40

0

20

40

60

80

100

120

H ft

0

10

20

30

40

0

10

20

30

40

50

P H

P

0

2

4

6

8

0

5

10

15

20

25

NP

SH

ft

0 100 200 300 400 500

Ø 278

Ø 290

Ø 310

Ø 330

0 100 200 300 400 500

0 500 1000 1500 2000U.S. g.p.m.

0 2000 3000 4000 5000 6000 7000 8000

0 20 40 60 80 100 120

10

20

30

40

50

60

50

100

150

200

H ft

0

20

40

60

80

0

50

100

P H

P

0

5

10

0

10

20

30

NP

SH

ft

0 100 200 300 400 500

60

Ø 415

Ø 390

Ø 370

60

60

65

65

70

70

75

75

80

80

η 82%

60 65

65

70

70

74

73

77

77

80

80η 81%

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.098

Q m /h3

l/min

l/s

H m

P k

WN

PS

H m

Q m /h3 72.099

NM4 150/315 NM4 150/400A

B

CD

A

B

CD

A

BC

A

B

C

Characteristic curves n ≈ 1450 rpm

C R E A T I V E T E C H N O L O G Y

DN1

1

3

g

DN1 DN2

ISO 228

10

B-NM4I -NM4

B-NM4 25/160AE-BE

mmPicture

56 380 100 160 210 37,5 27,5 190 150 30 - 38 9,5 -

a f h1 h2 h3 m1 m2 n1 n2 n3 z b s l l1 l2 w

102 102 25011 26-24-22

1I-B-NM4 25/200AE-BE-CE

G 11/2 G 163 400 125 180 235 45 32,5 245 200 49 - 45 11,5 - 125 125 250

19-19

kg

I-NM4 B-NM4

27-25-23

g1

mm

12

B-NM4I -NM4

B-NM4 32/160AE-BE

Picture

50 32 80 455 132 160 242 100 70 240 190 47 - 50 14 -

a f h1 h2 h3 m1 m2 n1 n2 n3 z b s l l1 l2 w

120 120 295 38-38

kg

I-NM4 B-NM4

43-4112 43-40I-B-NM4 32/200AE-BE 50 32 80 455 160 180 270 100 70 240 190 62 - 50 14 - 140 140 29541-40-3812B-NM4 40/160AE-BE-CE 65 40 80 455 132 160 242 100 70 240 190 47 - 50 14 - 119 119 29552-5212

2

B-NM4 40/200AE-BE 65 40 100 495 160 180 270 100 70 265 212 62 - 50 14 - 140 140 315

73-7089

670-6584

3I-B-NM4 4025/BE-CEI-B-NM4 4025/AE

65 40 100530560

190 225318

-205280

175250

190230

140190

- 155464

1012

-170

175 175156125

52-52122 B-NM4 50/160AE-BE 65 50 100 495 160 180 270 100 70 265 212 62 - 50 14 - 127 141 315

77105-92

67093-85

3I-B-NM4 5025/CEI-B-NM4 5025/AE-BE

65 50 100530560

190 225318

-205280

175250

190230

140190

- 155464

1012

-170

175 175156125

60-6068

152B-NM4 65/160BE-CEB-NM4 65/160AE

80 65 100435545

160 200270288

125 95 280 2126260

- 65 14 - 150 172315350

Bronze construction B-NM4 and Stainless steel construction I-NM4

Bronze construction B-NM4 and Stainless steel construction I-NM4

Standard construction

2

DN2DN1

DN

D

g2

C

K

4.93.094

4.93.097

h3

f

a

m1

m2

w

DN2

DN

1

h1

h2

n1

n2

s b

DN2

n3

l2l1

g1

DN2

DN

1

4.93.060

wm1m2

af

h3

h2

g1 h1

n1n2

b

DN2

l2l1

s n3

w m2 z

m1

h3

f

a

DN2

DN

1

4.93.059

n1

n2

s b

l

g1h1

h2

DN2

l1 l2

41

Close Coupled Centrifugal PumpsNM4NM4

3

Dimensions and weights

DN1g

DN1 DN2

ISO 228

NM4 kgmm

Picture

a f h1 h2 h3 m1 m2 n1 n2 n3 b s l1 l2 w

11 25-23-21,51

NM4 25/200AE-BE-CEG 11/2 G 1

63 385 125 180 235 45 32,5 245 200 49 45 11,5 125 125 25010 17,5NM4 25/160AE-BE 56 380 100 160 210 37,5 27,5 190 150 30 38 9,5 102 102 25010 13,5NM4 25/12AE 56 313 90 140 195 37,5 27,5 170 130 9 38 9,5 85 88 250

DN C K DHoles

N° Øg2

32 76 100 140 4 19 18

40 84 110 150 4 19 18

50 99 125 165 4 19 20

65 118 145 185 4 19 20

80 132 160 200 8 19 22

mm

Flanges EN 1092-2

C R E A T I V E T E C H N O L O G Y

5

Standard construction

4

f

a

DN2

DN

1m1

w m2 z

4.93.100

n1

n2

s b

g1h1

h2

l

DN2

l1 l2

h3

4.93.061

l1

w

m1

m2

DN2DN2

a

f

DN

1

h3

l2

l

n3

n2

s b

g1 h1

h2

n1

42

Close Coupled Centrifugal PumpsNM4NM4Dimensions and weights

DN

D

g2

C

K

4.93.094

DN C K D

N° Ø

g2

32 76 100 140 4 19 18

40 84 110 150 4 19 18

50 99 125 165 4 19 20

65 118 145 185 4 19 20

80 132 160 200 8 19 22

mm

100 156 180 220 8 19 24

125 184 210 250 8 19 24

150 211 240 285 8 23 26

200 266 295 340 8 23 30

g1

mmNM4 kg

a f h1 h2 h3 m1 m2 n1 n2 n3 z b s l l1 l2 w

12 35-33-31NM4 40/16AE-BE-CE 65 40 80 410 132 160 242 100 70 240 190 47 - 50 14 - 119 119 25512 36-34,5NM4 32/20AE-BE 50 32 80 410 160 180 270 100 70 240 190 62 - 50 14 - 140 140 25512 30,5-30NM4 32/16AE-BE 50 32 80 410 132 160 242 100 70 240 190 47 - 50 14 - 120 120 255

NM4 40/20AE-BE 65 40 100 430 160 180 270 100 70 265 212 62 - 50 14 - 140 140 255 12 41-40,5

NM4 40/25BE-CENM4 40/25AE

65 40 100490525

180 225308

-125 95 320 250 60 - 65 14

-170

175 175300330

1564-5978

NM4 50/16AE-BE 65 50 100 430 160 180 270 100 70 265 212 62 - 50 14 - 127 141 255 12 40-39,5

NM4 50/20CENM4 50/20AE-BE

65 50 100440500

160 200270288

100 70 265 2126260

- 50 14 - 140 153265310

1444,554,5-49,5

NM4 50/25CENM4 50/25AE-BE

65 50 100490525

180 225308

-125 95 320 250 60 - 65 14

-170

175 175300330

1565,585,5-77,5

NM4 65/16BE-CENM4 65/16AE

80 65 100430490

160 200270288

125 95 280 2126260

- 65 14 - 150 172255300

1546-4651,5

NM4 65/20BENM4 65/20AE

80 65 100500525

180 225308

-125 95 320 250 60 - 65 14

-170

155 175310330

1558,573,5

NM4 65/25BENM4 65/25AE

80 65 100540645

200 250-

385160 120 360 280 60 - 80 18

170-

175 190345415

1897116

NM4 65/31BE-CENM4 65/31AE

80 65 125670720

225 280 410 160 120 400 315 75 - 80 18 - 220 220415465

20164-153176

NM4 80/16CENM4 80/16AE-BE

100 80 125455515

180 225290308

125 95 320 2506260

- 65 14 - 165 193255300

155363-58

NM4 80/20CENM4 80/20AE-BE

100 80 125535560

180 250308

-125 95 345 280 60 - 65 14

-170

170 194320340

157291-82

NM4 80/25CENM4 80/25AE-BE

100 80 125565670

200 280-

385160 120 400 315 60 - 80 18

165-

191 210335415

20102135-124

NM4 80/31CE 100 80 125 720 250 315 435 160 120 400 315 90 - 80 18 - 220 232 465 20 181NM4 80/315AE-BE 100 80 125 850 260 315 466 435 395 314 254 - 20 81 14 - 220 232 210 6 250-227

5 NM4 80/400CENM4 80/400BENM4 80/400AE

125 80 125865905970

270270290

355 -482520540

397435455

350350396

279279318

- 25848492

141418

270270290

268 268216216233

6336365436

NM4 100/20BE-CENM4 100/20AE

125 100 125565665

200 280-

385160 120 360 280 60 - 80 18

165-

180 212330410

2099-90109

4NM4 100/25BENM4 100/25AE

125 100 140685735

225 280 410 160 120 400 315 75 - 80 18 - 205 233415465

20143152

NM4 100/315BE-CENM4 100/315AE

125 100 140865880

260250

315466

-435432

395382

314350

254279

-2025

8184

14-

270230 250

210223

6261-240313

5NM4 100/400CENM4 100/400AE-BE

125 100 140920980

290 355 -435540

395455

350396

279318

-2025

8492

1418

270290

268 280221233

6368450-427

4NM4 125/25DE-EENM4 125/25CE

150 125 140685735

250 355 435 160 120 400 315 90 - 80 18 - 235 268415465

20161-149173

NM4 125/250AE-BE 150 125 140 865 260 355 466 435 395 314 254 - 20 81 14 - 235 268 210 6 242-222

NM4 125/315CENM4 125/315BENM4 125/315AE

150 125 140880920980

270 355 -482520540

397435455

350350396

279279318

- 25848492

141418

270270290

247 278216216233

6331365414

NM4 125/400CENM4 125/400AE-BE

150 125 1409801045

300325

400 - 540455461

396440

318356

- 2592104

18290330

280 305233274

68

459585-550

NM4 150/315DENM4 150/315CENM4 150/315AE-BE

200 150 1609009401000

290 400 -435435540

395395455

371371396

300300318

-202025

848492

141418

270270290

260 298229248233

6363372485-472

NM4 150/400BE-CENM4 150/400AE

200 150 16010651145

325320

450 -540625

461535

440500

356406

-2545

104114

1822

330355

295 328274290

8689-555713

4

5

DN2DN1

Picture

Flanges EN 1092-2

Holes

C R E A T I V E T E C H N O L O G Y