Energy saving circulating pumps for sanitary hot water Construction Energy saving variable speed circulating pump driven by a permanent magnet synchronous motor (pm) controlled by on board inverter. Bronze pump casing. Sanitary hot water systems. Operating conditions - Liquid temperature from +5 °C to +65 °C - Ambient temperature from 0 °C to +40 °C - Maximum permissible working pressure: 10 bar - Storage: -20°C/+70°C max. relative humidity 95% at 40 °C - Certifications: in conformity with CE requirements - Sound pressure ≤ 38 dB (A). - Minimum suction pressure: - 0,05 bar at 75 °C - 0,28 bar a 90 °C. - Maximum glycol quantity: 20%. - EMC according to: EN 55014-1, EN 55014-2 EN 61000-3-2, EN 61000-3-2. - Connections: threaded ports ISO 228: G 1 1/4, G 1 1/2. Synchronous motor with permanent magnet. - Motor: variable speed - Standard voltage: single-phase 230 V (-10%;+6%) - Frequency: 50 Hz - Protection: IP 44 - Insulation class: F - Overload protection (integrated). - Cable: phases and neutral. - Constructed in accordance with: EN 60335-1, EN 60335-2-51. Series Version for sanitary hot water DN ports in mm Max. head in dm connection size mm Special features on request The NCE PR version is equipped with an additional module that allows to control the pump with an analog signal 0-10V. Brass unions. Features Easy adjustment The adjustment is simple and intuitive thanks to the LED indicator. 3 proportional curves and 3 fixed speed curves are available and selectable by the bu

Energy saving circulating pumps for sanitary hot water Operating modes Operating functions - control buttons. NCE PS circulator could work: - with proportional pressure curves - with fixed speed curves PROPORTIONAL CURVE PROGRAMMING Δp-v (P1 BLUE LED blinking light) (P2 GREEN LED blinking light) (P3 YELLOW LED blinking light) Push repeatedly the button to select the proportional curve. The color changes depending on the selected curve. This operating mode guarantees the maximum energy efficiency. FIXED SPEED CURVE PROGRAMMING (I BLUE LED light) (II GREEN LED light) If you push the button for...

Energy saving circulating pumps for sanitary hot water

Energy saving circulating pumps for sanitary hot water Pump casing Thrust bearing Stainless steel jacket Copper wire Electronic card