End Suction Centrifugal Pump Calpeda N 32-125F/A


End Suction Centrifugal Pump Calpeda N 32-125F/A single stage end suction centrifugal pump, 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.

This version with pump casing and lantern bracket in cast iron.
Rated speed of rotation (50 Hz) 2900 rpm
Connection : PN 10 flanges EN 1092-2

Application :

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

Operating Conditions :

  • Liquid temperature from -10 deg. C to +90 deg. C
  • Ambient temperature up to 40 deg. C
  • Total suction lift up to 7 m
  • Maximum permissible working pressure up to 10 bar
  • Maximum permissible rotation speed

Pump – Motor Unit :

N series pump connected to a standard electric motor in B3 construction from (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)

Material (Mechanical seal)

  • Pump casing, Lantern bracket : Cast iron
  • Impeller : Cast iron, brass
  • Shaft : Chrome steel
  • Mechanical seal : Carbon – Ceramic NBR
  • Counter – flanges : Steel

Table Performance :

ModelN 32-125F/A
Motor71 B2
P2 (Rated motor power output)0.55 kW
Capacity 6.6 m³/h 110 l/min, Head : 12,5 m
7.5 m³/h 125 l/min, Head : 12,5 m
8.4 m³/h 140 l/min, Head : 12 m
9.6 m³/h 160 l/min, Head : 11,5 m
10.8 m³/h 180 l/min, Head : 11 m
12 m³/h 200 l/min, Head : 10,5 m
13.2 m³/h 220 l/min, Head : 9,5 m
15 m³/h 250 l/min, Head : 8 m
16.8 m³/h 280 l/min, Head : 6 m

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