Logicool ™ chillers, General description – Airedale LogiCool FreeCool 40kW User Manual
Page 10
LOGICOOL
™
Chillers
10
Chillers
Technical Manual : 6521355 V1.8.0 07/2014
General Description
OPTIONAL EXTRAS - GENERAL
Phase Rotation
Protection
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.
Control Panel Low
Ambient Protection
Supplementary heating can be offered to the control panel to ensure components such
as LCD displays operate in low ambients conditions.
Remote Setpoint Adjust
Allows the chilled water setpoint to be adjusted via an external 0-10V signal.
Compressor Oil Heater
A compressor mounted sump heater is available for low temperature applications.
Flushing Bypass Kit
(Regulating)
Comprises:
Double regulating valve
Factory fitted to protect the evaporator from clogging by sediment and to enable the
system to be purged before running.
The regulating Flushing Bypass Kit additionally allows the chiller to run with a lower
T
(typically for chilled beam and/or high water temperature applications).
Internal Pump Packages
Integral pumps may be fitted, standard or larger sizes selected to suit installed system
requirements. The following configurations are available:
Single Head Pump
Factory fitted with electrical switchgear and isolating valve.
Single Head Run/Standby
Pumps
Factory fitted dual pumps with filter ball valves on the inlet and outlet, the valves can be
maintained without interrupting chiller flow. Non-return valves are fitted to the outlet in
automatic changeover configuration. Supplied with electrical switchgear and
isolating valve.
The microprocessor can be programmed to automatically rotate usage of the run/standby
pumps to a set period.
, on page 25 and
, on page 35 for further details.
Expansion Vessel
An integral expansion vessel can be factory fitted.
All vessels and pipework are trace heated.
Commissioning
Airedale Service provides a full commissioning service carried out by professionally
trained, industry experienced engineers. For a competitive quotation, please contact
Airedale Customer Services.
Chillerguard®
UK Mainland
In addition to commissioning, a 24 hour, 7 days a week on-call service is available
throughout the year to UK mainland sites. This service will enable customers to contact a
duty engineer outside normal working hours and receive assistance over the telephone.
The duty engineer can, if necessary, attend site, usually within 24 hours or less. Full
details will be forwarded on acceptance of the maintenance agreement.