Airedale Ultima Compact FreeCool 30kW - 450kW - Manual (Page 10)

ULTIMA COMPACT FREECOOL Chillers
10
Chillers
Technical Manual : 6259576 V1.2.0_02__2013
General Description
STANDARD FEATURES
Electrical Dedicated weatherproof electrical power and controls panels are situated at the end of the
unit and contain:

Emergency Stop fitted to controls compartment door

Separate, fully accessible, controls compartment, allowing adjustment of control set
points whilst the unit is operational

Circuit breakers for protection of all major unit components

Separate door locking electrical isolation for each mains compartment

Electrical terminals for external evaporator pipework trace heating (230V/500W)
are provided.
CAUTION A fused and isolated electrical supply of the appropriate phase, frequency and
voltage should be installed.
The electrical power and control panel is wired to the latest European standards and
codes of practice.
Mains supply is 3 phase and a neutral is not required. Refer to Interconnecting Wiring , on
page 61.
OPTIONAL EXTRAS – ENERGY SAVING
Power Factor Correction When applied to the motors of each compressor, the compressor power factor is
controlled to a minimum operating value of 0.95 at the full operating capacity. This
satisfies many supply authorities that may impose surcharges on equipment with power
factor less than 0.95.
OPTIONAL EXTRAS – GENERAL
Corrosion Resistant
Coated Coils In atmospheres where high corrosion is anticipated a corrosion resistant coating is applied
to the aluminium fins of either phenolic or epoxy, dependent upon size.
Coil Guards Guards can be fitted to each of the outer coils to protect against damage.