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BRU/BDU - 3-Phase Extract Units - Extract Fans

Verified by manufacturer 3 days ago

BRU S - Single Kerb Mounted Extract Fan, External Installation

Envirotec Limited Variant:

A range of powerful acoustically lined three-phase twin and single fan units for both in-duct and external applications.

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Application

Suitable for both in-duct and external applications.

  • BRU: externally mounted extract, designed specifically for kerb mounting.
  • BDU: internally mounted extract, designed for either floor or ceiling void mounting.
  • X-BDU: externally mounted extract for floor mounting.

Description

Two ranges of acoustically lined three phase extract units have been specifically designed to be totally flexible, with each unit tailored to meet individual client requirements. The first type ‘BRU’ is designed for external mounting, while the second type ‘BDU’ is primarily designed for internal installations. Both types use modern fan technology suitable to the application to give the best solution and maximise energy efficiencies available with modern fan technologies,

Features and benefits:

  • Each unit is selected to meet precise design criteria.
  • Modern technology allows for speed control via a unit mounted speed potentiometer or viable speed drives.
  • Powder-coated as standard in Goose Grey (BS 000A05), and any other RAL or BS colour on request.
  • All units are insulated with 25 mm 'Class 0' acoustic liner.
  • Supplied as single or twin fan extracts depending on the application.
  • Wired to externally mounted three-phase isolator.

General information

Color

Grey

Other

Manufacturer guidance

Powder-coated as standard in Goose Grey (BS 000A05), and any other RAL or BS colour on request.

Finish

Galvanized

Powder-coated

Material

Zintec steel

Shape

Rectangle

Square

Length

700 mm

900 mm

1000 mm

1060 mm

1100 mm

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Width

600 mm

700 mm

900 mm

1000 mm

1060 mm

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Height

400 mm

420 mm

460 mm

500 mm

520 mm

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Uniclass

Pr_65_67_29_12 Centrifugal fansPrimary
Pr_65_67_29_89 Twin centrifugal fans

SKU Code

BDU S, BDU T, X BDU S, X BDU T, X BDU S, X BDU T, BRU S, BRU T

Specification data - Centrifugal fans

Outlet positions

Manufacturer's standard.

Fan blades

Forward-curved.
Backward-curved.

Duty

-

Air volume

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Resistance

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Fan speed

-

Manufacturer guidance

Consult manufacturer and insert requirements.

External static resistance

35 Pa.

Air temperature

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Sound power level

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Operating conditions

-

Environment

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Air density

-

Manufacturer guidance

Consult manufacturer and insert requirements.

Operation

Single.

Motor and drive

Three-phase.

Inspection doors

Removable roof section.

Mounting

Externally mounted.

Material

Galvanized sheet steel.

Accessories

Not required.
Vibration isolation - Type A: Turret.
Vibration isolation - Type B: Turret.
Vibration isolation - Type C: Hanger.

Integral accessories

Outlet cowls complete with bird mesh.

Insulation

25 mm class 0 acoustic liner.

Unit

BRU 1S.

BRU 2S.

BRU 3S.

BRU 4S.

BRU 5S.

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Manufacturer guidance

Consult manufacturer's literature for details.

Sustainability data

Country of product manufacture

United Kingdom

Manufacturing plant location

Material

Zintec steel

Recyclability

Envirotec are registered under the WEEE regulation.
Most parts of the unit can be recycled by normal waste streams.

Expected Life

Ten year

Guidance for specification option:

The unit will long outlast the suggested lifespan if it is maintained correctly as per manufactures instructions and by a competent person.