references
Water chillers
AQUACIATFREE COOLING
AQUACIATFREE COOLING modules are available with 2- or 4-row chilled water coils according to winter or mid-season refrigeration requirements. The diagram below indicates, per model, the percentage of the unit's nominal capacity generated during free cooling operation with 2- or 4-row options under the following conditions: Water inlet temperature +12°C and outdoor air temperature +2°C.
Percentage of cooling capacity
80 % 70 % 60 %
51% 65% 59%
4-row coil 2-row coil
53% 48% 42% 40% 38% 48%
50 % 40 % 30 % 20 % 10 % 0%
34%
36%
32% 29% 28% 26%
34%
31%
29%
702V
800V
900V
1000V
1100V
1200V
1400V
1600V
1800V
LDC - LDH model
HYDRAULIC
1/2” air bleed valve
DIAGRAM
Outdoor sensor Single pump Customer connection kit flexible couplings
500 litre BUFFER TANK LDH
1/2” water drain valve
Manual air bleed valve
Safety valve
Water Size: 1200-1800 Size: 702-1100
Reduction DN50 - DN100 or DN65 flanges - DN 100 sizes 702 to 1100 Variable speed double pump option Double pump option
LDC version
Manual bleed valve
To comp To comp
Variable speed option
Water inlet sensor
To exp valve To exp valve
Water
Water Water Size: 702-1100 Flange: DN100 Size: 1200-1800 Flange: DN 125
Screen filter
Three-way valves
76
HEAT PUMPS - AIR CONDITIONING - REFRIGERATION - AIR HANDLING - HEAT EXCHANGE - NA 17.01 A