Wilo-CronoBloc-BL | Wilo

Wilo-CronoBloc-BL

Wilo-CronoBloc BL – the reliable glanded pump with high efficiency

Your advantages
Wilo-CronoBloc-BL

Wilo-CronoBloc BL – the reliable glanded pump with high efficiency


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
Series description
Wilo-CronoBloc-BL

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
Downloads

Installation and operating instructions

Wilo-CronoLine-IL Wilo-CronoBloc-BL

Article Number 2157073
Edition 2017-11
Page format 209.9 x 297.0 mm
Number of pages 132
PDF (13 MB)

Wilo-Wilo-CronoLine-IL Wilo-CronoTwin-DL Wilo-CronoBloc-BL

Article Number 2202024
Edition 2018-07
Page format 209.9 x 297.0 mm
Number of pages 128
PDF (12 MB)

General overview (Documents)

General overview 2021 International version

Edition 2020
Page format 209.9 x 297.0 mm
Number of pages 74
PDF (10 MB)

Certificate REACH (Documents)

REACH regulation

Edition 2020-08
Page format 209.9 x 296.7 mm
Number of pages 4
PDF (1 MB)
Product list
Product descriptionArticle number