TAEevo015÷351
15
MAINTENANCE AND OPERATING MANUAL
Chapter 4 - Description
The data inside this manual are not binding and they can be modified by the manufacturer without notice. All rights reserved.
TAEevo015÷351
4.10 Materials in contact with the liquid to be cooled
There can be two different groups.
Standard chillers: carbon steel, copper, aluminium, zinc, brass, stainless steel and plastics
in particular:
• evaporator with copper tubes, aluminium fins and shoulders in galvanised steel;
• tank in carbon steel;
Chillers with non-ferrous water circuit: stainless steel (AISI 304), copper, brass and plastics
in particular:
• evaporator with tubes and fins in copper and brass shoulders;
• tank in AISI 304 stainless steel;
alternatively
• external plate evaporator
• prismatic atmospheric tank
The pump mechanical seals are made of ceramics, graphite and/or EPDM.
4.11 Minimum distances from walls in the installation ambient
See enclosures.
4.12 Electrical circuit
For the electrical connections, see Chapter 5 “Installation“, Installation, and consult the enclosed drawings.
4.13 Negative ambient temperatures (not present in models for
460/3/60 power supply)
In the presence of sub-zero ambient temperatures (-20) the unit is equipped with a system that assures perfect operation, also in the presence of
harsh temperatures.
The additional elements fitted are:
• electronic fans speed control;
• crankcase heaters
• electrical cabinet heaters
The pump and tank can be equipped with electrical heaters to prevent icing up (instead of using glycol solutions).
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