Induction motor, closed and cooled with external ventilation. Rotor mounted on oversized greased sealed-for-life ball bearings to ensure silent running and long life. Built-in thermal and current overload protection and a capacitor permanently in circuit in the single-phase version. Three-phase motors should be protected with a suitable overload protection complying with the regulations in force. Manufactured according to CEI 2-3 and CEI 61-69 standards (EN 60335-2-41). Motor protection: IP44 Terminal box protection: IP55 Insulation class: F Standard voltage: single-phase 220-240 V/50 Hz three-phase 230-400 V/50 Hz – Operating range: from 5 to 36 l/min with head up to 33 metres – Liquid quality requirements: clean, free from solids or abrasive substances, non viscous, non aggressive, non crystallised, chemically neutral, close to the characteristics of water. – Liquid temperature range: from 0°C to +35°C for domestic use (EN 60335-2-41) from -10°C to +50°C for other uses – Maximum ambient temperature: +40°C – Maximum operating pressure: 6 bar (600 kPa) – Installation: fixed in a horizontal position – Special executions on request: other voltages and/or frequencies.
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