Technical data

3
APPLIANCE DIMENSIONS, WEIGHT & CONNECTIONS
Height mm
Casing 850
Overall 1065-1165
Width mm 512
Depth mm *360
Weight kg
Installation 74
Full 90
Inc. Packing 76
Central Heating Flow/Return 22mm comp.
Domestic Hot Water Inlet/Flow 15mm comp.
Gas Inlet R
3
⁄4
Table 2
NOMINAL BOILER RATINGS
SETTING
FLOW RETURN OUTPUT INPUT GAS RATE-NG
TEMPERATURE °C TEMPERATURE °C kW kW (Net) m
3
/h
MAXIMUM
80 60 23.0 24.0 2.54
50 30 25.3 24.0 2.54
MINIMUM
80 60 6.7 7.2 0.762
50 30 7.7 7.2 0.762
Table 1
3. Technical Data
Fig. 1. Appliance water flow diagram.
Automatic
Air
Vent
Water
to
Water
Heat
Exchanger
Automatic
Air
Vent
Charging Point
Expansion
Vessel
Heat
Exchanger
Condensate
Trap
Drain
Diverter
Valve
Flow
Switch
Siphon
Drain
Pump
Pressure Relief Valve
Domestic Hot
Water Out
CH
Flow
Condensate & Relief
Valve Drain
Domestic
Cold Supply
CH
Return
NOTE: Net Input = Gross Input x 0.901 - Natural Gas
* Wall-mounting frame depth 30mm