3
2.5
2.27
40
8
94
5
4
Aluminium Pressing
50
0.037
Aluminium Black Powder Coated
10 k
12 mm
15 mm
20°
3.5
2.1
DHW SYSTEM
2 TECHNICAL DATA
Alpha SolarSmart 90 - Technical Data
2.2
SOLAR COLLECTOR SYSTEM
5.5 bar
12 bar
0.1 bar
15 mm
15 mm
91 L
8 L at 2.5 bar
2.5 bar
90°C/7 bar
6 bar
Max.18.0, Min.1.0
Max.4.0, Min.0.22
Max.70,
Min.5
Max.158, Min.41
Solar Cylinder
Max. Hot Water Working Pressure
Max. Mains Inlet Pressure
(inlet of pressure reducing valve)
Min. Mains Water Pressure
Mains Inlet Connection
DHW Outlet Connection
DHW Cylinder Capacity
Expansion Vessel Size (pre-charge press.)
Pressure Reducing Valve Setting
Temperature and Pressure Relief Valve
Expansion Relief Valve Setting
Flow Rate
L/min
gal/min
Max. Outlet Water Temp. (Approx.) °C
°F
Type:
Dimensions
Total Surface Area
m²
Aperture Area
m²
Length x Width x Thickness
mm
Water Content
L
Lift Weight
kg
Hydraulics
Maximum Pressure
bar
Absorber
Aluminium Cover and Copper Pipe
(Length x Width x Depth)
mm
Spectral Selective Layer
Absorption Coefficient
%
Emission f
%
Glass
Transparent, Hardened - Thickness mm
Collector Housing
Material
Insulation
Thickness
mm
Thermal conduction coefficient
W/mk
Cover Frame
Material
Temperature Sensor
Type - NTC
Ohm
Connections
Pre-mounted Flexible Hoses
Return to DBU mm
Flow from DBU mm
Minimum Roof Slope
Energy Performance (System with 90L tank)
GJ/yr
Portrait
2230 x 1120 x 92
1.25
2140 x 1030 x 0.5
Landscape
1120 x 2230 x 92
1.30
1030 x 2140 x 0.5
15 mm
15 mm
8 bar
0.32 L
15 mm
12 mm
6 bar
3.5 L
2.8 L
110 W/kg
Drain Back Unit (DBU)
DHW Circuit:
Flow Connection
Return Connection
Max. Working Pressure
Heat Exchanger Coil Content
Collector Circuit:
Flow Connection
Return Connection
Max. Working Pressure
Vessel Size
Max. Filled Content
Heat Transfer Capacity
