Worcester 47-406-56

Appliance information
6 720 811 922 (2014/07)6
2.3 TECHNICAL DATA
Greenstar 24, 28, and 30 UNIT 24 28 30
Domestic Hot Water
Minimum heat input kW 7.5 7.5 7.3
Maximum rated heat output kW 24 28 29.6
Maximum rated heat input (net) kW 24.6 28 30
Maximum mains inlet pressure (standing pressure) bar 10 10 10
Minimum mains inlet pressure (working) for max. flow bar 1.5 1.5 1.5
Minimum mains inlet pressure (working) for operation bar 0.2 0.2 0.3
Domestic hot water temp. range °C 40-60 40-60 40-60
Domestic Hot water specific rate - 30 °C rise l/min 11.4 13.4 14.0
Max. Domestic Hot Water flow rate - 40 °C rise  15% l/min 8.6 10.0 10.5
Gas flow rate - Max. 10 minutes from lighting
Natural Gas G20 m³/h 2.5 2.8 3.0
Central Heating
Max. rated heat output 40/30°C kW 21.8 21.8 21.8
Max. rated heat output 50/30°C kW 21.6 21.6 21.6
Max. rated heat output 80/60°C kW 20.3 20.3 20.3
Max. rated heat output with low NOx kW 14.1 14.1 14.1
Maximum flow temperature °C 88 88 88
Max. permissible operating pressure bar 2.5 2.5 2.5
Available pump head at 20°C system temperature rise m 222
Flue
Flue gas temperature 80/60°C, rated/min. load °C 85/61 94/61 94/61
Flue gas temperature 40/30°C, rated/min. load °C 60/32 60/32 60/32
CO
2
level at max. rated heat output (after 30 minutes) % 9.6 9.6 9.8
CO
2
level at min. rated heat output (after 30 minutes) % 8.7 8.7 8.8
Standard NOx class & rating mg/kWh 5 42.0 42.0 42.0
Low NOx class & rating mg/kWh 5 37.8 37.8 37.8
Condensate
Maximum condensate rate l/h 1.7 1.7 1.7
pH value, approx. 4.8 4.8 4.8
Electrical
Electrical power supply voltage a.c. V 230 230 230
Frequency Hz 50 50 50
Max. power consumption - running W 125 125 130
Maximum power consumption - stand-by W 444
General data
Appliance protection rating IP IP X4D IP X4D IP X4D
Appliance protection rating with FW100 or FR110 module fitted IP IP20 IP20 IP20
Permissible ambient temperatures °C 0 - 50 0 - 50 0 - 50
Nominal capacity of appliance litre 333
Total boiler weight kg 48.6 48.6 48.6
Lift weight kg 45.6 45.6 45.6
SEDBUK 2005 Band A 90.0% 90.0% 90.0%
SEDBUK 2009 Annual 88.6% 88.6% 88.6%
Table 6