Airedale EasiCool 6kW 64kW - Manual (Page 178)

EasiCool™ Precision Air Conditioning
Fan & Motor Assembly
CR12 - CR16
Axial flow fan assembly with low noise sickle type blades.
CR22 – CR105
Axial flow fan assembly with low noise sickle type blades and bellmouth.
All Models
The external rotor ac motor allows the use of a low power output, single phase and speed controllable motor to power
the fan.
The motor has inbuilt thermal overload protection and the assembly is supplied complete with a finger guard for
protection.
Available in either horizontal or vertical air discharge orientation, please specify at order.
Refrigeration
Each unit features as standard:
•
Filter drier (supplied loose)
• Holding charge of inert gas
Electrical
All electrical components are rated for all year round outdoor use.
All wiring is colour coded and numbered for identification. All units are wired in accordance with current local and
European standards.
Head Pressure Control (Variable)
Matched with Airedale Indoor Unit:
Variable head pressure control is provided by the indoor unit when standard fans or optional EC fans are selected.
For optional short case axial fan selection, the head pressure control is provided by the outdoor unit,
Unmatched Units:
Head pressure control is maintained by a modulating fan speed controller fitted to the outdoor unit. The controller is
rated to IP54 for outdoor use and will operate accurately in ambient temperatures down to a minimum of -20°C.
Main Electric Isolator
A weatherproof mains isolator is fitted to ensure complete unit isolation of the electrical panel during adjustment and
maintenance.
General Description
178 EasiCool Technical Manual 7535776 V1.1.0_04_2013
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