QM 80/160 - 1.1 kW / 50 Hz - raw sewage pump

State-of-the-art four-pole pumps for sewage and treatment plants, with single-channel open impeller. The submersible electric pump QM, thanks to its robust design and single-channel open impeller, which ensures reliability against clogging, is characterized by wide cross-sections and good resistance to wear, low mechanical impact on the liquid, high hydraulic efficiency, especially suitable for clean and dirty water, water containing solids and fibrous matter, domestic sewage and sewage and sludge in sewage treatment plants.

The connection flanges of QM pumps enable installation on coupling feet, which can be purchased as a separate product.

Technical characteristics:

• Maximum lifting Hmax = 9 m,
• Maximum capacity Qmax = 21.8 l/s / 1310 l/min / 78.6 m3/h,
• Single-channel open rotor,
• Solid parts passage: Ø75 mm,
• Horizontal connection: DN80 PN10/16 ,
  
• Rotation speed: n=1450 rpm,
• Maximum water temperature: 40°C,
• pH range: 6-10,
• Maximum sewage density 1.1 kg/dm3,
• Maximum draft 20 m,
• Power cable 10 m.
  

Available versions:

• QM 80/160 - 3~400V

Construction:

• Squirrel cage asynchronous motor in a dielectric and antioxidant oil bath
• IP 68 protection class
• Insulation class F
• Single phase power supply with built-in motor protection and built-in capacitor and three phase power supply with mandatory protection provided by the user.
• Engine housing Cast iron GG 25,
• Shaft stainless steel AISI 420,
• Electric cable neoprene H07RN8-F oil resistant,
• A2 / AISI 304 class screws,
• O-ring and nitrile lip seal,
• Two separate mechanical seals in a chamber with ecological oil, the upper ceramic on silicon carbide, the lower silicon carbide on silicon carbide.
• Thermal protection and humidity probe available on request.

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