Hydro-Unit Utility Line

Summary

Product identification

• Series: Hydro-Unit DPV(F)
• Product Line: Hydro-unit Utility Line
• Model Code Explanation: The model code provides details on the installation, including:
  • Number of pumps (2-6)
  • Pump series (DPV, DPVF)
  • Pump type (2-85 stages)
  • Material fittings (AISI304, CI)
  • Fitting size (G 5/4 - NW250)
  • Material manifold (AISI304, CI)
  • Connection manifold (G 6/4 - NW250)
  • Pressure class of installation (PN10 - PN25)
  • Run-dry protection (PT)
  • Type of control (DOL, SFT, S/D, MCMF 50 Hz, MCMF 60 Hz)
  • Switch box type (A, B, C, D with specified width x height dimensions)
  • Supply voltage and frequency (e.g., 3 x 400 V 50 Hz)
  • Absorbed current of the installation at full load (e.g., 3.00 A)
  • Pump speed (2850 rpm, 3450 rpm)

Operating limits

• Ambient temperature: 0 - 30 °C
• Liquid temperature: +4 - 70 °C
• Maximum working pressure: See PN class booster set
• Supply pressure:
  • Non-cavitating
  • Minimum: 50 kPa
  • Maximum: supply pressure plus pump pressure together may not exceed 1600 kPa
• Maximum height: 1000 m above NAP

Basic materials

• Hydraulic part:
  • Pump Casting: 1.4301, 1.4308
  • Pump Sealing: EPDM
  • Non-return valve (thread version): POM, 1.4404, Rubber
  • Shut-off valve (thread version): 1.4301, 1.4301
  • Non-return valve (flanged version) DN65: Bronze, JL 1040, EPDM
  • Non-return valve (flanged version) >DN65: JL 1040, JL 1040, EPDM
  • Shut-off valve (flanged version): 1.4408, JS 1030, EPDM
  • Piping: 1.4301
  • Diaphragm vessel: Stainless steel connection / epoxy coating, Butyl rubber
  • Pressure transmitter: 1.4305
  • Drain: Brass
  • Misc.: May contain brass parts

Electrical

Standard Motor Data (3 phase, 2p)

• Rated power output: From 0.37 kW up to 45 kW (50 Hz and 60 Hz models listed).
• Rated Voltage: 230/400 V or 400/690 V.
• Tolerance rated voltage: 10% for 50 Hz motors; -10,+20% or -10,+25% or -5,+20% for 60 Hz motors.
• Rated speed:
  • 50 Hz: Ranges from 2850 rpm to 2970 rpm.
  • 60 Hz: Ranges from 3420 rpm to 3563 rpm.
• Motor efficiency class: IE2 or IE3.
• Max. starts per hour: 12, 15, 20, 30, or 50 depending on the motor.
• Sound pressure: Ranges from 58 dB(A) to 82 dB(A) for 50 Hz motors; 58 dB(A) to 80 dB(A) for 60 Hz motors.
• Cable gland: 1xM20x1,5, 2xM20x1,5, 2xM25x1,5, 2xM32x1,5, or 2xM50x1,5.
• Other parameters: Frame size, Rated current [A], Starting current Ia/In, Cos Phi, and Motor efficiency at 50%, 75%, and 100% load are also tabulated for specific article numbers. See the official PDF for exact tabulated values.

Control Panel Range

• Number of pumps: 2 - 6
• Amperage range: 0.9 - 90 A
• Available versions: Standard / Industrial
• Control types: DOL, FRK, FRP, S/D, SFT.

Mechanical / hydraulic

General Specifications (for HU2, HU3, HU4 Direct On Line models)

• Run-dry protection: Pressure transmitter
• Membrane vessel: 8 l
• Protection class: IP55
• Dimensions: Detailed dimensions (H1, H2, H3, H4, H6, B1, B2, B3, B4, B5, L1, L2, L3 in mm) are provided for various pump types (DPV2, DPV4, DPV6, DPV10, DPV15, DPVF25, DPVF40, DPVF60) and Hydro-Unit sizes (HU2, HU3, HU4). See the official PDF for exact tabulated values and diagrams.
• Detailed Specifications: For each specific article number, the following are provided:
  • Number of pumps (st.)
  • Fitting (material + connection, e.g., AISI304 G 5/4, CI NW65)
  • Collecting pipe (material + connection, e.g., AISI304 G 6/4, AISI304 NW80)
  • Pressure class (PN10, PN16)
  • Maximum current per unit (I max Unit)
  • Maximum fuse (Max fuse)
  • Control type (MC DOL - A, MC SFT - A, MC S/D - B)
  • Pump speed (rpm)
  • H5 dimension [mm]
  • Mass [kg] See the official PDF for exact tabulated values for specific models.

Hydraulic Performance Curves

Hydraulic performance curves (Förderhöhe/TDH, NPSHR, Eta, Leistungsbedarf/Power Input) are provided for single pump operation at both 50 Hz (~2850 rpm) and 60 Hz (~3450 rpm) for the following pump series:

• DPV2
• DPV4
• DPV6
• DPV10
• DPV15
• DPVF25 (at ~2920 rpm for 50 Hz)
• DPVF40
• DPVF60
• DPVF85 See the official PDF for detailed performance graphs.

Approvals

• VEWIN water worksheets
• CE (Complies with the European Safety Directive)

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Disclaimer: This summary is based on extracted text and may not include all figures, footnotes, or the latest revisions from the original OEM PDF. Contractual data must always match the specific OEM PDF revision used on the project.

Official datasheet (PDF)

Lenntech datasheet mirror