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The unit's cooling capacity is regulated by activating the various cooling capacity steps, depending on the
temperature measured by intake water sensor T1.
T1
T2
PLATE EXCHANGER
Refrigerant circuit diagram.
Sensor T2 on the chiller output line interrupts compressor function when the temperature drops below the
value set for risk of freezing.
0 % Compressors
0 % V
0 % P
Example of regulation as a function of sensor T1 temperature reading.
REGULATION OF COOLING CAPACITY
EXPANSION TANK
RESERVOIR TANK
25 % C
50 % C
75 % C
100% Fans
100% Pump
31
CHILLER INTAKE
CHILLER OUTPUT
100 % C
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