Norm Pumps

Application

  • For trouble free pumping of clean or slightly impure, dirty, non-aggressive liquids containing which do not contain solid particles
  • General water supply for agriculture, trade and industry irrigation and drainage
  • Hot water, cooling water, condensate or oil transfer in heating and cooling circuits
  • Chemical Industry (oil, brane), food industry, gas filling stations

Performance Range

  • Capacity : up to 450 m³/h
  • Head : up to 90 m
  • Discharge Flange : Ø 32 - 150 mm
  • Operating Pressure : up to 10 kg/cm²
  • Operating Temperature : 105° (145° with cooling jacket)

Construction

Horizontal, single stage, volute casting centrifugal pumps with integrally cast supporting feet on the volute or with bearing pedestal. Main dimensions and nominal capacities in accordance with DIN 24255 and NFE 44-111 or NFE 44-112. Suitable pump arrangement for normal operating conditions with discharge flange vertically upwards.

Hydraulically balanced closed impeller eliminating end trust, and supporting bearings as grease lubricated antifriction bearings.

Shaft sealing by means of soft packed stuffing box or by means of mechanical seals on request.

Installation

Horizontal installation with direct-coupled electric motor by means of flexible coupling or spacer type coupling to enable the dismantling of the complete bearing unit without disconnecting the motor.

Standard Materials

Volute Casing : Cast Iron (gray/nodular)
Impeller : Cast Iron / Bronze
Pump Shaft : Steel / Cr-steel