The MH Series, multistage booster pump is designed to meet your pressure boosting needs. The stainless steel construction offers high performance in a wide variety of applications. The MH Series is available in five flow rates and different horsepower sizes in 1-phase or 3-phase to make sure you have the right pump to fit your application.
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Features
- Compact close-coupled design, robust and corrosion resistant
- Superior efficiency and performance
- Flexible application base plate
- Floating neck ring in PPS
- Heavy duty oversize motor shaft
- Impellers and diffusers are made of stainless steel in order to achieve durability
- Easy maintenance
- Strong and leak-proof motor ball bearing fitted in the motor
- Pumping of clear non-loaded fluids
- Mechanical seal Type E0 = carbon/ceramic/EPDM: 3-5-9 MH
- Mechanical seal Type E1 = carbon/silicon carbide/EPDM: 15-20 MH
Pump Specifications
- Flow:
- up to 29 m³/h (MH) at 50 Hz
- up to 30 m³/h at 60 Hz
- Head:
- up to 104 m at 50 Hz
- up to 111 m at 60 Hz
- Connections: Rp threaded for inlet and outlet
- Maximum working pressure: 10 Bar
- Maximum allowable amount of sand: 50 g/m³
- Maximum ambient temperature: 40 °C
- Liquid temperature range:
- Minimum: from -15 °C to -10 °C according to gasket material
- Maximum: +90 °C for domestic use (uses covered by CEI EN standard 60335-2-41); +110 °C only for industrial use (uses other than those covered by CEI EN standard 60335-2-41)
- The hydraulic characteristics are guaranteed, according to ISO standard 9906:2012, grade 3B
Motor Specifications
- Single-phase
- Three-phase motor efficiency class IE3
- Asynchronous, TEFC (Totally Enclosed, Fan-Cooled)
- 2 pole
- Protection IP55, insulation class F
- Standard voltage:
- Single-phase:
- 220-240 V ±5 % (Thermal protection built into the motor)
- Three-phase:
- 220-240 V / 380-415 V ±5 % up to 3 kW (Thermal protection to be provided into the starter panel by the installer)
- 380-415 V / 660-690 V ±5 % from 4 kW (Thermal protection to be provided into the starter panel by the installer)
- Frequency of starts:
- Max. 60 starts/hour for motor power up to 3 kW (with min. 1 minute resting time)
- Max. 30 starts/hour for motor power from 4 kW (with min. 2 minute resting time)
Available on request
- Special mechanical seal
- Discharge inlet/outlet NPT
