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NM-NMD Rev23 - Operating Instructions

Page 9 / 64

1.3. Authorized operators

The  product  is  intended  for  use  by  expert  operators 

divided  into  end  users  and  specialized  technicians. 

(see the symbols above).

i

  It’s  forbidden,  for  the  end  user,  carry  out 

operations  which  must  be  done  only  by 

specialized  technicians.  The  manufacturer 

declines any liability  for damage related to the 

non-compliance of this warning.

1.4. Warranty

For the product warranty refer to the general terms and 

conditions of sale. 

i

  The warranty covers only the replacement and 

the repair of the defective parts of the goods 

(recognized by the manufacturer).

The Warranty will not be considered in the following 

cases:

-  Whenever  the  use  of  the  device  does  not  conform 

to the instructions and information described in this 

manual.

-  In  case  of  changes  or  variations  made  without 

authorization of the manufacturer.

-  In case of technical interventions executed by a non-

authorized personnel.

- In case of failing to carry out adequate maintenance.

1.5. Technical assistance

Any  further  information  about  the  documentation, 

technical  assistance  and  spare  parts,  shall  be 

requested from: Calpeda S.p.A. (paragraph 1.2).

2.  TECHNICAL DESCRIPTION

Close-coupled, centrifugal pumps; electric motor with 

extended shaft directly connected to the pump.

NM, NM4 25: single-impeller

NMD: with two back-to-back impellers (with axial thrust 

balancing).

C: with open impeller

C 16/1E: Free-flow impeller (vortex or recessed impeller).

Connections: threaded ports ISO 228/1 (BS 2779).

NM,  NMD,  C:  version  with  pump  casing  and  lantern 

bracket in cast iron.

B-NM,  B-NMD,  B-C:  version  with  pump  casing  and 

lantern bracket in bronze.

(the pumps are supplied fully painted).

2.1. Intended use

NM, NMD, NM4 25: for clean liquids without abrasives, 

non-explosive, non-aggressive for the pump materials. 

Liquid temperature from -10 °C to +90 °C.

C: for moderately dirty liquids (maximum size of solids: 

4  mm),  non-explosive,  non-aggressive  for  the  pump 

materials. Liquid temperature from -10 °C to +90 °C.

2.2. Improper use

The device is designed and built only for the purpose 

described in paragraph 2.1.

  Improper use of the device is forbidden, as is 

use under conditions other than those indicated 

in these instructions.

Improper  use  of  the  product  reduces  the  safety  and 

the  efficiency  of  the  device,  Calpeda  shall  not  be 

responsible for failure or accident due to improper use.

2.3. Marking

The following picture is a copy of the name-plate (see 

Pic.1) that is on the external case of the pump.

1 Pump type

2 Delivery

3 Head

4 Rated power

5 Tension nominale

6 Nom. motor current

7 Notes

8 Fréquence

9 Operation Duty

10 Insulation class

11 Weight

12 Power factor

13 Rotation speed rpm

14 Protection

15 Serial number

16 Certifications

Example plate pump

Made in Italy

MONTORSO

XXXXXXX

Q min/max X/X m

3

/h

XXXXXXX

H max/min X/X m

IP XX

XXXX/min

220∆/380Y V3~50Hz

cosø X

X/X A
XXXXXXXX

S1   l.cl. X   X kg

X kW   (XHp)    S.F.

VICENZA

1

2

3

4

5

6

7

8

9 10

16
15

14

13

12

11

3.  TECHNICAL FEATURES
3.1. Technical data

Dimensions and weight (see technical catalogue).

Nominal  speed  2900/3450  rpm  (1450/1750  rpm  for 

NM4 25)

Protection IP 54

Supply voltage / Frequency:

- up to 240V 1~ 50/60 Hz

- up to 480V 3~ 50/60 Hz 

Check  that  the  mains  frequency    and  voltage 

correspond to the electrical characteristics shown on 

the indicator plate.

The electric data marked on the label are referred to 

the nominal power of the motor.

Sound pressure:  

up to 2.2 kW: ≤ 70 dB (A);

 

 

from 3 to 9.2 kW: ≤ 85 dB (A).

Max. starts per hour: 30 at regular intervals.

Maximum permissible working pressure:

NM, NMD 20, NM4 25 

100 m (10 bar)

NMD 25, 32 ,40 

 

160 m (16 bar)

  

   

  60 m (6  bar)

3.2. Operating conditions

Installation  in  well  ventilated  location  protected  from 

the weather, with a maximum ambient temperature of 

40 °C.

4.  SAFETY
4.1. General provisions

  Before  using  the  product  it  is  necessary  to 

know  all the safety indications.

Carefully  read  all  operating  instructions  and  the 

indications  defined  for  the  different  steps:  from 

transportation to disposal.

The  specialized  technicians  must  carefully  comply 

with all applicable standards and laws, including local 

regulations of the country where the pump is sold.

The device has been built in conformity with the current 

safety laws. The improper use could damage people, 

animals and objects.

The manufacturer declines any liability in the event of 

damage due to improper use or use under conditions 

other than those indicated on the name-plate and in 

these instructions.

NM-NMD Rev23.indd   9

19/04/17   10:13

Содержание B-C

Страница 1: ...ngade anslutningar Blokpompen met draadaansluiting NM NMD C ISTRUZIONI ORIGINALI PER L USO Pagina 2 Italiano OPERATING INSTRUCTIONS Page 8 English BETRIEBSANLEITUNG Seite 14 Deutsch INSTRUCTIONS POUR...

Страница 2: ...1 Symbols To improve the understanding of the manual below are indicated the symbols used with the related meaning Information and warnings that must be observed otherwise there is a risk that the mac...

Страница 3: ...is use under conditions other than those indicated in these instructions Improper use of the product reduces the safety and the efficiency of the device Calpeda shall not be responsible for failure or...

Страница 4: ...The customer has to prepare the installation site in order to guarantee the right installation and in order to fulfill the device requirements electrical supply etc The place where the device will be...

Страница 5: ...ow less than 1 m to open the non return valve fill the pump through the priming hole par 12 3 fig 3 When the liquid level on the suction side is above the pump inflow under positive suction head par 1...

Страница 6: ...on casing 16 00 or delivery casing 20 00 by removing the screws 20 12 9 DISPOSAL OFF The final disposal of the device must be done by specialized company Make sure the specialized company follows the...

Страница 7: ...ee point 2a also 4 Insufficient flow 4a Pipes and accessories with diameter too small causing excessive loss of head 4b Presence of deposits or solid bodies in the internal passages of the rotor 4c Ro...

Страница 8: ...2 3 CE 8 3 1 6 5 6 5 1 1 i OFF ON 1 2 CALPEDA S P A Via Roggia di Mezzo 39 36050 Montorso Vicentino Vicenza Italia www calpeda it 1 3 i 1 4 i 1 56 2 57 3 57 4 57 5 57 6 57 7 58 8 58 9 59 10 59 11 59 1...

Страница 9: ...RSO XXXXXXX Q min max X X m3 h XXXXXXX H max min X X m IP XX n XXXX min 220 380Y V3 50Hz cos X X X A XXXXXXXX S1 l cl X X kg X kW XHp S F VICENZA 1 2 3 4 5 6 7 8 9 10 16 15 14 13 12 11 3 3 1 2900 3450...

Страница 10: ...6 2 3 2 6 3 i 6 4 12 3 1 2 60 C 6 4 1 1 5m s 3m s 6 4 2 2 6 4 3 15M 6 5 OFF H07RN F 1 12 4 IEC 60335 1 30 3mm D NMM NMDM CM 220 240V 50Hz 25Hz 3m 7 7 1 7 2 OFF 12 3 3 1m 12 3 3 12 3 1 5 7 3 ON 6 5 NM...

Страница 11: ...PEDA S P A 11 14 00 14 04 14 12 14 20 O 14 24 16 00 16 04 16 12 16 20 18 00 20 00 20 04 20 12 28 00 28 04 28 12 28 20 30 00 32 00 32 30 32 32 32 33 34 00 36 00 36 50 46 00 64 00 66 00 66 18 70 00 70 1...

Страница 12: ...1a 1b 1c 1d a c 1e 2 1f 2 2a 2b 2c 2a 2b 2c 3 3a 3b 3c 3a 3b 3c 2a 4 4a 4b 4c 4d 4e 4f 4g 4h 4a 4b 4c 4d 4e 4f 4g 4h 5 5a 5b 5c 5d 5e 5f 5g 5a 5b 5c 5d 5e 4g 5f 5g 6 6a 6b 6c 6d 6a 6b 6c 6a 5e 6b 6c 6...

Страница 13: ...Fonctionnement en aspiration Funcionamiento en aspiraci n Tab 1 TAB 1IEC 60335 1 Corrente nominale dell apparecchio Sezione nominale A mm 2 a Rated current of appliance Nominal cross sectional area 0...

Страница 14: ...02 98 04 90 00 82 00 32 00 76 54 14 04 14 24 14 00 28 00 76 50 3 94 087 81 00 82 08 82 00 76 00 76 16 73 00 36 50 78 00 70 00 46 00 18 00 28 00 16 00 20 12 82 04 88 04 16 05 28 04 90 04 98 00 98 08 7...

Страница 15: ...014 1 82 00 88 00 82 04 81 00 78 00 73 00 92 00 36 00 46 00 14 24 14 20 28 00 14 12 14 12 28 00 28 20 14 24 32 00 36 00 46 00 73 00 78 00 81 00 82 04 82 00 92 00 88 00 14 00 28 04 14 04 14 20 70 18 70...

Страница 16: ...PEDA S p A erkl rer hermed at vore pumper NM NM4 NMD B NM B NMD INM I NMD C B C CM B CM pumpe type og serie nummer vist p typeskiltet er fremstillet i overensstemmelse med bestemmelserne i Direktiv 20...

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