Technical Manual Downflow - Airedale International Air Conditioning

GENERAL
12
-DF
General Description
OPTIONAL EXTRAS - GENERAL
Precision Air Conditioning
Technical Manual : 6259014 v1.3.0 02_2013
Precision Air Conditioning
Firestat Installed in the return air stream to shut down the unit in the event of an unusually high
return air temperature.
Smoke Detector Supplied loose for remote mounting to shut down the unit and activate the alarm upon
sensing the presence of smoke.
Chilled Water Bypass
Balancing Valves
2 Port Chilled Water
Control Valve
0-10 Volt DC Chilled
Water Regulating Valve
Threaded Connection
(WX & CW Models)
Phase Rotation
Protection
(X & WX Models)
Bypass balancing valves can be fitted to aid commissioning and unit operation by
creating the same pressure drop through the bypass as through the chilled water coil.
For systems with variable speed pumps and water flow, a 2 port control valve can be
fitted in place of the standard 3 port valve.
Designed to optimise the regulation of water flow for special applications. A 0-10 volt DC
chilled water regulating valve can be fitted in place of the standard raise/lower
regulating valve.
BSP brass male taper threaded connections can be factory fitted.
A phase sequence relay is available for units containing 3 phase scroll compressors, to
prevent possible damage by running the compressor in the wrong direction.
Alternative Refrigerant For applications outside the EU, units can be supplied for use with R22, please specify
at order.
Export Packing Units can be supplied packed inside a case to provide additional protection during
transportation, (not required for container delivery).
Standard construction material is solid wood.
Optionally, construction can be of pest treated manufactured board (Stirling Board).
Please specify at order.