POMPA CALPEDA N32 125D/A

POMPA CALPEDA N32 125D/A Single stage end suction centrifugal pumps, with bearing bracket. Nominal duty points and main dimensions in accordance with EN 733. Back Pull-Out construction, for simple and quick dismantling and reassembly.

N-N4: version with pump casing and lanter bracket in cast iron.
B-N, B-N4: version with pump casing and lanter bracket in bronze. ( the pumps are supplied fully painted ).

Rated speed of rotation ( 50 Hz ) : N = 2900 rpm
N4 = 1450 rpm

Connections: PN 10 flanges EN 1092-2.

Counter-flanges ( on request )

Sizes	Flanges
From 32-160 to 50-250	Screwed flanges PN 16 EN 1092-1
From 65-125 to 150-400	Flanges for welding PN 10 EN 1092-1

Shaft sealing

• Standardized mechanical seal in accordance with ISO 3069
• Stuffing box seal ( on request )

Applications Of POMPA CALPEDA N32 125D/A :

• Clean liquids, without abrasives, which are non-aggressive for the pump materials ( contents of solids up to 0.2% )
• Water supply.
• For heating, air conditioning, cooling and circulation plants.
• Civil and industrial applications and for agriculture.
• 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.
• Maximum permissible rotation speed: see table on page 52.

Pump-motor unit

N, N4 pump connected to a standard electric motor in B3 construction form ( EN 60072-1 ), IP 55 protection, three-phase 400 V, 50 Hz by means of a baseplate, driven by a flexible coupling and with coupling protection.

Special features on request

• Special mechanical seal
• Chrome-nickel steel AISI 316 pump-shaft.
• Higher or lower liquid or ambient temperatures.
• Other motor protection.
• Explosion proof construction in accordance with Directive 94/9 EEC ( ATEX ).
• Motor for other voltage
• Frequency 60 Hz ( as per 60 Hz data sheet )

Specifications

• Motor : 80 A2
• Rated Motor Power Output : 0.75 kw
• Kapasitas Pompa ( Q ) : Total head ( H )
  6,6 m³/h ( 110 l/min ) : 18 m ( 0.53 kW )
  7,5 m³/h ( 125 l/min ) : 18 m ( 0.57 kW )
  8,4 m³/h ( 140 l/min ) : 17,5 m ( 0.7 kW )
  9,6 m³/h ( 160 l/min ) : 17 m ( 0.75 kW )
  10,8 m³/h ( 180 l/min ) : 16,5 m ( 0.79 kW )
  12 m³/h ( 200 l/min ) : 16 m ( 0.83 kW )
  13,2 m³/h ( 220 l/min ) : 15,5 m ( 0.86 kW )
  15 m³/h ( 250 l/min ) : 14 m ( 0.9 kW )
  16,8 m³/h ( 280 l/min ) : 12,5* m ( 0.93 kW )
  18,9 m³/h ( 315 l/min ) : 11* m ( 0.95 kW )
  21 m³/h ( 350 l/min ) : 8,5* m ( 0.97 kW )