GL Gamma
Centrifugal Roof Unit
- Robust, galvanised steel construction.
- Fitted with a high performance backward-curved centrifugal fan.
- Choice of speeds available.
- Quick release toggle clamps provide easy access for cleaning and maintenance.
- Speed-controllable with electronic or auto-transformer controllers (not on CE316VGL).
- Many 3-phase motors are 2-speed star/delta design
Can be mounted at angles up to 30°.
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Overview
The GL Gamma Series of centrifugal roof units feature a removable windband that provides easy access for cleaning and maintenance. These compact, low profile fans are suited for ducted exhaust applications and are available in 8 sizes extending from 315 to 710mm diameter.
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Features and Benefits
Design
Designed for use in commercial kitchen exhaust installations as well as applications requiring vertical discharge and all metal construction.
Kitchen Hood Exhaust System
AS1668.1:1998 Clause 11.2.5 states that, for commercial installations, Kitchen Exhaust fan casings and cowls shall be manufactured from non-combustible materials that have a fusing temperature above 1000°C.
Protection
All motors are fitted with Internal Thermal Contacts as standard.
Testing
All units tested to ISO5801:1997 (airside performance) and BS848:Part 2, 1985 (sound performance).
Specification
Construction
The cowls are vertical discharge design and manufactured from galvanised steel. Bird mesh guards and powder coating are available as an optional extra.
Impellers
Backward-curved centrifugal impellers.
Motor
The fans are built with external rotor, squirrel cage induction motors with sealed for life ball bearings. The motor requires an electricity supply of 230V, single and 415V, three-phase, 50Hz. Many 3-phase motors are 2-speed, star/delta design.
Control
Speed-controllable using electronic or auto-transformer controllers (not CE316VGL)
