Cast iron pump body and motor support.
Technopolymer or cast iron impeller, as indicated in the table of TECHNICAL DATA.
Carbon/ceramic mechanical seal.

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 standards.
Motor protection: IP44 (IP 55 for motor to 2,2 - 3 - 4 - 5,5 - 7,5 - 9,2 - 11 kW)
Terminal box protection: IP55
Insulation class: F
Standard voltage: single-phase 220-240 V/50 Hz
three-phase 
230-400V/50 Hz up to and including 4 kW 400 V . 50 Hz over 4kW

• Operating range: from 1.8 to 96 m3/h with head up to 62 metres
• Liquid quality requirements: clean, free from solids or abrasive substances, non viscous, non aggressive, non crystallized, chemically neutral, close to the characteristics of water.
• - Liquid temperature range: K 20/41, K 30/70, K 30/100, K 36/100
  K 12/200, K 36/200, K 40/200 : from -10°C to +50°C

The rest of the range : from -15°C to +110°C

• Maximum ambient temperature: +40°C
• Maximum operating pressure: K 20/41, K 30/70, K 30/100, K 36/100, K 12/200, K 14/400 : 6 bar (600 kPa) 
  K 36/200, K 40/200, K 55/200,
  K 11/500, K 18/500, K 28/500 : 8 bar (800 kPa) K 40/400, K 50/400, K 30/800, 
  K 40/800, K 50/800, K 20/1200, K 25/1200, K 35/1200 : 10 bar (1000 kPa)