POMPA CALPEDA B-NM 17/H/A●


Construction

Close-coupled, centrifugal pumps; electric motor with extended shaft directly connected to the pump.
NM: single-impeller.
NMD: with two back-to-back impellers ( with axial thrust balancing ).
Connections : threaded ports ISO 228/1 ( BS 2779 ).
NM, NMD: version with pump casing and lantern bracket in cast iron.
B-NM, B-NMD: version with pump casing and lantern bracket in bronze. ( the pumps are supplied fully painted ).

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.
  • Maimum permissible working pressure up to 10 bar ( 16 bar for pumps NMD 25/190; NMD 32/210; NMD 40/180 ).
  • Continuous duty.

Motor

  • 2-pole induction motor, 50 Hz ( n ≈ 2900 rpm ).
  • NM, NMD: three-phase 230/400 V ± 10% up to 3 kW.
    400/690 V ± 10% from 4 to 9,2 kW.
  • NMM, NMDM: single-phase 230 V ± 10%, with thermal protector.
  • Insulation class F. Protection IP 54.
  • Motor suitable for operation with frequency converter from 1,1 kW.
  • Classification scheme IE3 for three-phase motors from 0,75 kW.
  • Constructed in accordance with EN 60034-1; EN 60034-30-1.
    EN 60335-1, EN 60335-2-41.

Special features on request

  • Other voltages.  – Frequency 60 Hz ( as per 60 Hz data sheet ).
  • Protection IP 55.  – Special mechanical.
  • Higher or lower liquid or ambient temperatures.
  • Motor suitable for operation with frequency converter up to 0,75 kW.

Specifications

  • Rated motor power output : 1,1 kW, 1,5 HP
  • Kapasitas Pompa ( Q ) = Total Head ( H )
    21 m3/h ( 350 l/min ) : 9,5 m
    24 m3/h ( 400 l/min ) : 9,2 m
    27 m3/h ( 450 l/min ) : 9 m
    30 m3/h ( 500 l/min ) : 8,6 m
    33 m3/h ( 550 l/min ) : 8,2 m
    37,8 m3/h ( 630 l/min ) : 7,5 m
    42 m3/h ( 700 l/min ) : 6,7 m
    48 m3/h ( 800 l/min ) : 5,5 m
    54 m3/h ( 900 l/min ) : 3,5* m

 

Have any Question or Comment?

Leave a Reply

Your email address will not be published. Required fields are marked *

Categories

LOKASI

Copy Protected by Chetan's WP-Copyprotect.