Grundfos CMBE 3-30 I U C D D A

Quick Overview

  • Product Code: 98374692
  • CMBE: Variable speed set
  • 3: Rated flow rate (at 50 Hz [m3/h])
  • 30: Max head [m]
  • I: Materials (see below description)
  • U: 1 x 200-240 V, 50/60 Hz
  • C: High-efficiency motor with frequency converter (IP55)
  • D: 1.5 m cable without plug
  • D: Integrated frequency converter
  • A: RP 1" suction & discharge
Check the datasheets in the downloads tab below for comprehensive information before you order
Please ensure you are ordering the correct pump/phase as restocking charges may apply. Please call us on 01322 292 415 to check current delivery times.
Excl. Tax: £863.00 Incl. Tax: £1,035.60
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The CMBE 3-30 I U C D D A is a compact booster set from Grundfos are suitable for domestic applications such as raw-water supply, pressure boosting, irrigation and dewatering. The CMBE 3-30 I U C D D A ensures a constant supply of fresh water to your home and garden.


  • Pressure boosting for home and gardening
  • Water supply for agriculture
  • Transfer and pressure boosting in break tank and rainwater applications
  • Water supply from shallow wells.
Pumped Liquids

The boosters are suitable for pumping clean, thin, non-aggressive and non-explosive liquids without solid particles or fibers. Examples:

  • Drinking or tap water
  • Rainwater and condensate
  • Groundwater
  • River and lake water
  • Boiler feed water and district heating water
  • Chlorinated water
  • Softened water


  • Constant pressure via integrated speed control
  • Compact
  • Robust, stainless steel design
  • Easy installation
  • Low energy consumption
  • Dry-running protection
  • Noise level below 55 dBA and even lower at controlled speed


  • Sleeve: EN 1.4301/AISI 304
  • Pump shaft: EN 1.4301/AISI 304
  • Impellers/chambers: EN 1.4301/AISI 304
  • Pressure Manager: PP 30GF
  • 5-way valve: EN 1.4301/AISI 304

Product Attachments

View FileGrundfos CMBE Data    Size: (2.55 MB)
View FileGrundfos CMBE Installation    Size: (1.83 MB)