Calpeda NC3 Three speeds circulating pumps with threaded ports
NC3 Three speeds Circulating Pumps with threaded ports
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.
Applications
-For clean liquids, without abrasives, which are non-aggressive for the pump materials.
-civil and industrial heaty systems.
Technical data
Temperature of liquid: - from +5 °C to +110 °C (from -10 °C to +110 °C for NC3 ..-70 and NC3 ..-80).
Ambient temperature up to 40 °C
Sound pressure ≤ 43 dB (A).
Maximum glycol quantity: 50% (Mixture with more than 20% glycol content require rechecking of the pumping data).
Maximum permissible working pressure: 10 bar.
type | Minimum suction pressure: bar Temperature |
||
50 °C | 80 °C | 110 °C | |
NC3 ..-40,50,60 | 0,05 | 0,04 | 1,1 |
NC3 ..-70 | 0,05 | 0,4 | 1,1 |
NC3 ..-80, 120 | 0,05 | 0,4 | 1,2 |
Motor
2-pole induction motor, 50 Hz.
Three adjustable speeds.
NC3: single-phase 230 V.
Insulation class: H.
Protection IP 44.