cast iron
Cast iron single impeller centrifugal electric pumps suitable for pressure boosting domestic plants, small-scale irrigation, moving non-aggressive liquids for civil and industrial use, washing plants and washing vehicles.
Available with brass impeller (CMA 0.50 M GO, CMA 0.75 M GO, CMA 1.00 M GO).
They can be inserted into machinery for industrial use.

Specifications

• Maximum working pressure:
- 6 bar for CMA 0.50 - 0.75 - 1.00
- 8 bar for CMA 1.50 - 2.00 - 3.00
• Maximum temperature of the liquid:
- 40°C for CMA 0.50 - 0.75 - 1.00
- 90°C for the rest of the range

Materials

• Cast iron pump body
• Mechanical seal in Carbon/Ceramic/NBR
• Impeller:
- in PPO reinforced with fibreglass for CMA 0.50 - 0.75 - 1.00
- in brass for CMA 1.50 - 2.00 - 3.00
• Shaft:
- in AISI 303 for CMA 1.50 - 2.00 - 3.00
- in AISI 416 for CMA 0.50
- in AISI 420 for CMA 0.75 - 1.00
• Support:
- in aluminium for CMA 0.50 - 0.75 - 1.00
- in cast iron for the rest of the range

Technical document

• Self-ventilated 2 pole asynchronous motor
• Class of insulation F
• IP44 Protection rating
• 230V ±10%, 50Hz single phase voltage, 230/400V ±10%, 50Hz three phase voltage
• Permanent capacitor inserted and thermo-amperometric protection with automatic rearm incorporated for the single phase motor
• Protection under user's responsibility for the three phase version
• G1 suction connection for CMA 0.50 - 0.75 - 1.00, G1¼ for CMA 1.50 - 2.00 - 3.00
• G1 discharge connection for CMA

Total head [m3/h]	min	1.20	max	8.40
Total head [m]	max	53.00	min	10.50