Brazed-plate heat exchanger
Manual air bleed valve
Circulator
Expansion vessel
Differential pressure switch
Temperature sensors
Screen filter
4 bar safety valve
INLET
OUTLET
7.
SPECIFICATIONS
7.2 Hydraulic module schematic
7.1 Technical specifications
* Required in cooling mode when outdoor temperatures are below 0°C
** A higher capacity expansion vessel is needed for larger volumes
AQUALIS 2 20 / 20 H 28 / 28 H 35 / 35 H 50 H 35T / 35 HT 50T / 50 HT 65T / 65 HT 75T / 75 HT
Compressor
Quantity 1
Type SCROLL
Oil capacity L
1.1 1.25 1.66 1.25 1.95 1.66 1.77
Kow
Refrigerant R410A
Refrigerant
weight
Cooling
kg
1.25 1.45 1.42 2.4 1.42 2.4 3.1 3.0
Reversible 1.37 1.6 1.62 2.67 1.62 2.67 3.2 2.85
Crankcase element current and power W/A
45 W/0.2 A optional*
Coil type Grooved copper tubes with aluminium fins
Water
heat exchanger
Water capacity L 1.04 1.24 1.62 2.38 1.62 2.38 2.76 3.7
Fan
Type Axial
Number of fans 1 2 1 2
rpm 718 897 718 897 718 897 897
Hydraulic
module
Circulator 3 speeds
Expansion vessel L 5 8 5 8
Expansion vessel pre-charge pressure bar 1.5
Maximum service pressure bar 4
Maximum volume of system with
RFHC **
maximum water temperature of 40°C
pure water/40% MPG
L 294 / 150 471 / 240 294 / 150 471 / 240
Maximum volume of system with
radiators**
maximum water temperature of
70°C/90°C
pure water/40% MPG
88 / 54 141 / 87 88 / 54 141 / 87
Minimum system capacity
with pure water, for smooth running of
your unit
L 35 48 61 75 61 82 95 123
Weight
Empty
kg
73 79 82 120 82 120 139 142
Charged 82 88 91 135 91 135 150 153
COOLING ONLY MODELS
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