Wilo-CronoBloc-BL

Series description

Your advantages

  • Energy-efficient due to state-of-the-art pump hydraulics and the use of IE3 motors
  • Cataphoretic coating of all cast iron components ensures high resistance to corrosion and long service life
  • Universal use in diverse applications thanks to different impeller materials, several motor options as well as different mechanical seals
  • Easy installation due to standard pump support feet and optional supporting blocks
  • Easy maintenance and user-friendly design with optional “back pull-out” design and cartridge mechanical seal for large pump types

Construction

Glanded pump in block design with flange connection

Application

For pumping heating water (in accordance with VDI 2035), water-glycol mixtures, cooling water and cold water without abrasive substances in heating, cold water and cooling water systems.

Scope of delivery

  • Pump
  • Installation and operating instructions

Type key

Example

BL 40/160-4/2

BL

Monobloc pump

40

Nominal diameter DN of the pipe connection (pressure port)

160

Nominal impeller diameter

4

Rated power P2 in kW

2

Number of poles

Technical data

  • Permissible temperature range of -20 °C to +140 °C
  • Mains connection 3~400 V, 50 Hz (others on request)
  • Protection class IP55
  • Nominal diameter DN 32 to DN 150
  • Max. operating pressure 16 bar (optionally 25 bar on request)

Materials

  • Pump housing and lantern: Standard: EN-GJL-250; optional: Spheroidal cast iron EN-GJS-400-18-LT (depending on type)
  • Impeller: Standard: EN-GJL-200; special version: Bronze CuSn 10 stainless steel 1.4408 (depending on type)
  • Shaft: 1.4122
  • Mechanical seal: AQEGG; other mechanical seals on request

Description/construction

Single-stage low-pressure centrifugal pump in monobloc design, with axial suction port and radially arranged pressure port with

  • Mechanical seal
  • Flange connection with pressure measuring connection R 1/8
  • Lantern
  • Coupling
  • IEC standard motor

Duty chart

Wilo-CronoBloc-BL

Wilo-CronoBloc-BL

Downloads

REACH regulation

Edition 2020-08
Page format 209.9 x 296.7 mm
Number of pages 4

PDF (1 MB)

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General overview 2020 International version

Edition 2020
Version number 1
Page format 209.9 x 297.0 mm
Number of pages 78

PDF (48 MB)

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PDF: Wilo-CronoBloc-BL

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