Unique WS Series, Service Manual

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WS
Series
Advanced air conditioning systems
1. INTRODUCTION
This Service Manual provides comprehensive technical documentation for all models of
UNIQUE-WS split and packaged water source air conditioners.
The information contained in the manual is useful for application engineers, architects, system
designers, contractors and various level service and installation personnel.
The manual also contains information about the optional features offered by the
UNIQUE-WS series, as well as helpful information on electrical wiring diagrams and
refrigeration cycle diagrams for the various models.
Product specifications are subject to change without notice. Appearance of products
may differ slightly from manual images.
1.1 Product Overview
Unique-WS air conditioners are operating with water cooled condensing unit and can be
utilized in applications such as residential, industrial and commercial buildings, offices,
schools and other facilities. The operation of Unique-WS air conditioners is quiet and durable
with low maintenance requirements and provides efficient year-round cooling and heating.
The units are suitable for cooling tower installations, ground water sources or open water
circuits.
Unique-WS air conditioners feature heat pump facilities for heating, utilizing a 4-way
reversing valve which switches the unit into heating mode. In heating mode adequate
temperature of the cooling water must be insured.
Alternatively, electric heating elements can be used for heating. In such configuration the
units are equipped with additional protection elements.
Scope of supply includes package units and split condenser units.
Unique-WS appliances are adequate for ambient temperature range of minimum 19ºC and
maximum 35ºC and water input temperature range of minimum 16ºC and maximum 35ºC.
All Unique-WS air conditioners are ISO
-
9001:2000 and CE certified
.