Ferroli optima 201 - Technical Data

201
4
Technical Data G20 G31
Nominal Heat Input D.H.W. & C.H. (gross) 28.6 kW 28.0 kW
Minimum Heat Input D.H.W. & C.H. (gross) 12.8 kW 12.5 kW
Nominal Heat Input D.H.W. & C.H. (net) 25.8 kW 25.8 kW
Minimum Heat Input D.H.W. & C.H. (net) 11.5 kW 11.5 kW
Nominal Heat Output D.H.W. & C.H. 23.3 kW 23.3 kW
Minimum Heat Output D.H.W. & C.H. 9.7 kW 9.7 kW
(See section 8.6 for range setting of Central Heating - D.H.W. is preset and not adjustable)
Maximum Gas Rate 2.72 m
3
/h 2.66 m
3
/h
Maximum Burner Pressure 14.5 mbar 36.0 mbar
Minimum Burner Pressure 2.7 mbar 7.9 mbar
Injector Marking (Main Burners) 210
Injector Size (4 off) 2.10 mm
Pilot Injector Marking 38/33A
Dimensions (overall):
Height 1020 mm
Width 480 mm
Depth 360 mm
Weight (nett) 51 kg
Weight (gross) 53 kg
Electricity supply: 230 V ~ 50 Hz
External fuse 3 A
Internal fuses on P.C.B. F2A to BS4265 - (2 Amp. Fast)
Electrical Input 150 W
Central Heating:
Max. Flow Temperature 85°C
Temperature Rise Across Boiler 20°C
Domestic Hot Water Flow:
30°C Rise 11.1 litres/min.
32°C Rise 10.4 litres/min.
35°C Rise 9.5 litres/min.
40°C Rise 8.3 litres/min.
Minimum Domestic Hot Water Flow 2.5 litres/min.
Maximum Domestic Cold Water Inlet pressure 10 bar
Minimum Heating Circuit Pressure 0.8 bar
Maximum Heating Circuit Pressure 3.0 bar
Boiler Water Capacity: Heating 2.0 litres
Domestic Hot Water 0.5 litres
Connections:
Gas 22 mm
Domestic Hot Water Outlet 15 mm
Domestic Cold Water Inlet 15 mm
Pressure Relief Valve Drain 15 mm
Central Heating Flow 22 mm
Central Heating Return 22 mm
Minimum Installation Clearances:
Sides -Left hand 5 mm*
Right hand 5 mm*
Front 50 mm**
Minimum Clearance below 200 mm
Minimum Clearance above 100 mm
Notes:
* If using a side outlet flue then the
minimum clearance on the flue outlet
side of the appliance must be increased
to 75 mm (3 in).
** Access to the front of the boiler must be
available for maintenance (min. 600 mm)