Centrifugal monoblock pumps with flanged ports Cal

Monoblock centrifugal pumps Calpeda NM and NMS with engines of 2900 rpm are designed for cold and hot water supply, pressure increase in the water supply network, used in installations heat supply, air conditioning and circulation, in the domestic and industrial sphere. Also in fire-fighting installations. The maximum performance of the NM and NMS pumps is 300 m³/h, the head is 95 m.

Catalog

Technical features

Asynchronous two-pole electric motor, frequency 50 Hz. (speed n=2900 rpm) NM: three-phase up to 3 kW - 230/400. (± 10%), from 4 to 75 kW - 400/690. (± 10%). Class "F" insulation. IP 54 device Design in accordance with IEC 60034.

Technical data of the pumping part:

• Liquid temperature from -10 °С to + 90 °С with standard shaft seal;
• Ambient temperature no more than + 40 °С;
• Manometric suction lift no more than 7 m;
• The maximum admissible final pressure in the pump casing is 10 bar;
• Continuous operation.

Application

Pumping clean liquids that are not aggressive to materials and do not contain abrasive impurities, of which made a pump (solids content max. 0.2%) Use in domestic and industrial sphere.

• clean water with temperatures up to + 120 °С, + 140 °С, + 200 °С;
• water containing sand, marble chips, paints and solvents, lime, etc. high water the content of fine metal and plastic shavings, chemical pollutants, rust;
• water containing ethylene glycol, propylene glycol, etc. with a temperature from -30 °С to + 120 °С; 
• sea (salt) water, like clean and solid; 
• distilled water; 
• thermal water (mineral); 
• butter temperatures up to + 140 °С and + 200 °С; 
• light oil products and diesel fuel; 
• acetone, alkali, soda, solvents, varnishes, etc.

Performance Data for Calpeda NM and NMS Series Centrifugal Pumps