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NC3
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Three speeds circulating pumps with threaded ports CANNOT BE SOLD IN THE EU Construction Pump casing with suction and delivery connections with the same diameter and on the same axis (in-line). Brass or cast iron unions on request. Materials Pump casing Impeller Shaft NC3 ..40-50-60 Cast iron Composite Stainless steel NC3 ...70-80-85-120 Cast iron Composite Ceramic For clean liquids, without abrasives, which are non-aggressive for the pump materials. Civil and industrial heaty sistems. Unions Bocchettoni Operating conditions Liquid temperature from +5 °C to +110 °C (from -10 °C to +110 °C for NC3 ..-70 and NC3 ..-80-85-120). Ambient temperature up to 40 °C. Sound pressure ≤ 43 dB (A). Maximum glycol quantity: 50% (Mixture with more than 20% glycol content require recheking of the pumping data). Maximum permissible working pressure 10 bar. Manchons Uniones TIPO - TYPE - TYP TYPE Minimum suction pressure: bar Temperature 50 °C 80 °C 110 °C 2-pole induction motor, 50 Hz. Three adjustable speeds. NC3: single-phase 230 V. Insulation class H. Protection IP 44. Designation Series DN ports in mm Max. head in dm connection size mm

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