2/ Technical Data - Alpha Plus DH Units Instructions For Installation Manual

2/ TECHNICAL DATA
2.1 District Heating Circuit and Direct Central Heating
Max Working Pressure
Min Working Pressure
Max Flow Temperature
Max Differential Pressure
Flow connection
Return connection
2.2 Secondary Circuit (Domestic Hot Water)
Max Working Pressure
Min Working Pressure
Heat Output to water (approx)
DH circuit flow rate reqd for max output
Max Flow Rate at 35°C rise (approx)
Min required Flow Rate
Adjustable Outlet temperature up to
Max Outlet Temperature (approx)
Mains inlet connection
DHW outlet connection
2.3 Components
Heat Exchanger
Hot Water Thermostatic Valve
CH/DHW on/off 2-way Valve
DHW Flow Switch with Strainer
Strainer for DH and CH
DH/CH Isolation Valves
Cold Water Inlet Valve
8 bar
1 bar
95°C
4 bar
22mm
22mm
8 bar
0.2 bar
20 to 28kW
15 to 20 l/min
12 l/min
2.5 l/min
60°C
62°C
15mm
15mm
Stainless Steel 23 plates
Brass body with removable t/sensor
Brass body with removable actuator
Nylon with ½" Brass connection
Brass 22mm comp with S/S filter
Brass 22mm comp.
Brass 15mm comp
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