Heritage Series – CHD454

The Heritage Series of vertical exhaust roof units has been designed for use in ducted exhaust applications. It features a high performance centrifugal fan and removable windband which makes cleaning and maintenance easy.
There are 8 sizes in the series extending from 315 to 710mm diameter.

Features

Durable galvanised steel construction with coated finish.

Designed to handle clean air, grease laden air, toxic noxious and explosive gases as well as handling air at elevated temperatures.

Motor is mounted out of the airstream.

Motors to suit hazardous conditions can be fitted to some models.

Special finishes, such as epoxy coating can be supplied.

Available in a range of speeds to suit specific applications.

Windband can be easily removed to allow easy access for cleaning and maintenance.

Can be mounted at angles up to 15°.

Construction
Cowls are of galvanised steel with coated finish.
Impellers are a backward-curved centrifugal design.
Windband is fitted with quick-release toggle clamps to facilitate cleaning and maintenance.
Stainless steel construction is an optional extra.

Motors
Type - standard TEFC squirrel cage induction motors.
Electricity supply - single or three-phase to suit a wide range of voltages and frequencies.
Bearings - sealed-for-life, ball.
Three phase motors speed-controllable using variable speed drives.
Multi-speed motors can be supplied.
Motors to meet Ex e, Ex nA and Ex tD
Standards can be fitted to some models.

Internal Thermal Protection
Thermistors can be fitted on request

Testing
Air flow to ISO 5801: 2007
Noise tests to ISO3744: 2010