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Monocanal 80/2 – submersible pump with a single-channel impeller, DN 80

Flow rate up to 158 m³/h, head up to 63 m, motor 5,5–30 kW. Single-channel open impeller with a cutting edge. GG25 cast iron, AISI 420 shaft, IP 68. DN 80, 2-pole motor, 2 850 rpm.

Variants

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Product description

Product description

Monocanal 80/2 is the most powerful model in the Monocanal range, with a DN 80 PN 16 discharge flange and 5,5–30 kW motors. The two-pole asynchronous motor (2 850 rpm) delivers a head of up to 63 m—significantly higher than that of 4-pole submersible pumps of the same power. Seven variants (C.254–C.271) cover flow rates of up to 158 m³/h.

The range is divided into two design groups:

Compact design (C.254–257) – solid passage 60 mm, power 5,5–7,5 kW. Suitable for medium-sized pumping stations and industrial wastewater treatment plants.

High-power design (C.267–271) – solid passage 33–40 mm, power 12–30 kW. Head up to 63 m. Designed for main pumping stations requiring high head, deep wet wells and long-distance pumping.

Main components are made of GG25 cast iron, with a shaft made of AISI 420. Double mechanical seal – motor side ceramic/graphite (CA/CE/Viton), wet side silicon carbide (SiC/SiC/Viton). A seal leakage detector and AISI 316 cable entry in accordance with ATEX EN 60079 are standard equipment.

Protection rating IP 68, maximum immersion depth 20 m, medium temperature up to 40 °C, pH 6–10.

Main technical parameters

ParameterValue
Model rangeMonocanal (SACI pumps)
VariantsC.254, C.257, C.267, C.268, C.269, C.270, C.271
Discharge DNDN 80 (PN 16)
Flow range Q0–158 m³/h
Head range Hup to 63 m
Motor power P25,5–30 kW (7,5–41 HP)
Power supply400 V 3-phase
Speed2 850 rpm (2 poles)
Pumped medium temperatureup to 40 °C
Medium pH6–10
Medium densityup to 1,1 kg/dm³
Max. immersion depth20 m
Motor protection ratingIP 68
Insulation classF (155 °C)
Solid passage60 mm (C.254–257) · 33–40 mm (C.267–271)
Casing and impeller materialGG25 cast iron
Shaft materialAISI 420 stainless steel
Mechanical sealdouble – CA/CE/Viton + SiC/SiC/Viton
Seal leakage detectoryes (standard, ATEX EN 60079)
Cable entryAISI 316 stainless steel
Cable10 m

Variant overview – compact design

VariantP2 (kW)HPPassageWeight
C.2545,57,560 mm92 kg
C.2577,51060 mm93 kg
VariantP2 (kW)HPPassageWeight
C.267121633 mm190 kg
C.268152033 mm200 kg
C.269202740 mm262 kg
C.270253440 mm250 kg
C.271304140 mm293 kg

Q-H performance curves – compact design

VariantQ=07,214,421,628,83643,250,457,664,879,2
C.2542624211815,51296---
C.25731282522,519,51714,511,596,53,5

(Q in m³/h, H in metres of water column)

The standard maximum operating head and maximum pumpable flow rate are highlighted with a solid line on the chart.

Q-H performance curves – high-power design

VariantQ=014,428,843,257,67286,4100,8115,2129,6158,4
C.26737,5353022,516,512,57,55---
C.26847443832,52522,517,51487,5-
C.2695249433727,522,5198---
C.270554842,53532,5282520---
C.27162,55547,541,537,533302523--

(Q in m³/h, H in metres of water column)

The standard maximum operating head and maximum pumpable flow rate are highlighted with a solid line on the chart.

Applications

  • Main pumping stations - high-head sewer networks.
  • Large wastewater treatment plants - pumping raw sewage at the inlet.
  • Industrial wastewater - paper mills, slaughterhouses, food processing plants.
  • Deep wet wells and long-distance pumping - head up to 63 m.
  • Sewer networks containing fibrous debris - the cutting edge prevents clogging.

Key benefits

  • Head up to 63 m - the highest in the M range, significantly higher than 4-pole alternatives.
  • Single-channel impeller with a cutting edge - reliable operation even with textile fibres.
  • 7 variants, 5.5–30 kW - for medium to large industrial applications.
  • 2-pole motor (2 850 rpm) - compact design with high head.
  • Double SiC/Viton mechanical seal - maximum reliability on the wet side.
  • Standard safety features - leakage detector, ATEX-certified components.

Optional accessories

  • DUTY 80 / B5 automatic coupling foot (stationary installation)
  • Hose outlet with DN 80 flange + support
  • Stainless steel handle for mobile installation
  • O-rings: POWERseal EPDM

Why does the high-performance version have a smaller solids passage?

The high-performance variants (C.267–271) are optimised for maximum head (up to 63 m), not solids passage. The single-channel impeller with a smaller passage (33–40 mm) offers higher hydraulic efficiency, and the integrated cutting edge reliably handles fibrous debris. For applications involving coarse sludge without fibres, we recommend the VT range with a vortex impeller and a passage of 75–130 mm.

What is the difference between Monocanal 80/2 and VT 100/4?

The Monocanal 80/2 has a 2-pole motor (2 850 rpm) and achieves a significantly higher head (63 m vs 23 m) at the same or lower power. The VT 100/4 has a 4-pole motor (1 450 rpm), a higher flow rate (210 m³/h vs 158 m³/h) and a larger solids passage (90–100 mm vs 33–60 mm). The choice depends on whether head (Monocanal 80/2) or flow rate and solids passage (VT 100/4) are the priority.

What is the warranty?

Monocanal pumps come with a 24-month warranty.

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