POMPA CALPEDA NM 1/AE

POMPA CALPEDA NM 1/AE use for :

• Clean liquids without abrasives, which are non aggressive for the pump materials ( solids content up to 0,2% ).
• Water supply.
• Heating, air-conditioning, cooling and circulation plants.
• Civil and industrial applications.
• Fire fighting applications. For Irrigation.

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, BNMD: version with pump casing and lantern bracket in bronze. ( the pumps are supplied fully painted ).

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 ( 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 60035-2-41.

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.
• Motor suitable for operation with frequency converter up to 0,75 kW.

Description

• Rated Motor Power Output : 0.37 kW, 0.5 HP
• Kapasitas Pompa ( Q ) : Total Head ( H )
  1 m³ /h ( 16 l/Min ) : 22 m
  1,2 m³ /h ( 20 l/Min ) : 21,6 m
  1,5 m³ /h ( 25 l/Min ) : 21,3 m
  1,89 m³/h ( 31,5 l/min ) : 20,9 m
  2,4 m³/h ( 40 l/min ) : 20,3 m
  3 m³/h ( 50 l/min ) : 19,4 m
  3,6 m³/h ( 60 l/min ) : 18,1 m
  4,2 m³/h ( 70 l/min ) : 16,3 m
• Weight : 8,6 kg