Airedale Air Cooled Condensers R407C - Manual (Page 6)

C11-45 / CS50 - 105 CONDENSERS
6
Condensers
Installation and Maintenance Manual: 6259642 V1.2.0 02/2013
General Description
STANDARD FEATURES
Construction Unit cabinets are manufactured from galvanised sheet steel coated with epoxy baked
powder paint to provide a durable finish.
Standard unit colour is Light Grey (RAL 7035).
Condenser Large surface area coil(s) ideally positioned to optimise airflow and heat transfer,
manufactured from refrigeration quality copper tube with mechanically bonded
aluminium fins.
The copper tube is internally rifled for improved heat transfer.
Factory pressure tested to 40Bar.
Sweat copper pipe for brazed connection as standard.
Fan & Motor Assembly Axial flow fan assembly with low noise sickle type blades and inlet ring.
The external rotor motor allows the use of a low power output, single phase, 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.
Refrigeration Each unit features as standard:

Filter drier (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
(C11 – 45)
Head pressure control is maintained via a factory fitted on/off pressure switch rated to
IP54 for outdoor use as standard. This fan switching offers control with ambients down to
0°C, below this temperature variable speed controllers are recommended. Refer to
Optional Extras for further information.
Head Pressure Control
(CS50 – 105)
Head pressure control is maintained via a factory modulating head pressure control Good
control with ambient down to 0°C.
Main Electric Isolator A weatherproof mains isolator is fitted to ensure complete unit isolation of the electrical
panel during adjustment and maintenance.