Optional extras, Energy saving, General – Airedale Ultima Compact FreeCool 30kW - 450kW User Manual

Page 10: Ultima compact freecool chillers, General description

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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.

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