POMPA CALPEDA N40 125F/A

POMPA CALPEDA N40 125F/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 N40 125F/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 B2
• Rated Motor Power Output : 1,1kw
• Kapasitas Pompa ( Q ) : Total head ( H )
  15 m³/h ( 250 l/min ) : 14 m ( 0,96 kW )
  16,8 m³/h ( 280 l/min ) : 13,5 m ( 1,00 kW )
  18,9 m³/h (315 l/min ) : 13 m ( 1,04 kW )
  21 m³/h (350 l/min ) : 12 m ( 1,07 kW )
  24 m³/h (400 l/min ) : 11 m ( 1,10 kW )
  27 m³/h (450 l/min ) : 9,5 m ( 1,13 kW )
  30 m³/h (500 l/min ) : 8 m ( 1,13 kW )
  33 m³/h (550 l/min ) : 6 m ( 1,13 kW )