Technical Data - Worcester GREENSTAR 24i Junior Installation Instructions Manual

2.2

TECHNICAL DATA

DESCRIPTION
Domestic Hot Water
Minimum heat input
Maximum rated heat output
Maximum rated heat input (net)
Gas flow rate - Max. 10 minutes from lighting
Natural Gas G20
Propane Gas (LPG)
Maximum mains inlet pressure
Minimum mains inlet pressure (working) for max. flow
Minimum mains inlet pressure (working) for operation
Domestic Hot Water temperature setting
Domestic Hot Water specific rate - 30 °C rise
Max. Domestic Hot Water flow rate - 40 °C rise ± 15%
Central Heating
Maximum rated heat input (net)
Maximum rated heat output 40/30 °C
Maximum rated heat output 50/30 °C
Maximum rated heat output 80/60 °C
Maximum flow temperature
Maximum permissible operating pressure
Available pump head at 21 °C system temperature rise
Flue
Flue gas temperature 80/60 °C, rated/min. load
Flue gas temperature 40/30 °C, rated/min. load
CO level at max. rated heat output (after 30 minutes)
2
CO level at min. rated heat output (after 30 minutes)
2
NOx class
NOx rating
Condensate
Maximum condensate rate
pH value, approx.
Electrical
Electrical power supply voltage
Frequency
Maximum power consumption
General data
SEDBUK
Appliance protection rating
Appliance protection rating with mechanical or RF
mechanical timer fitted
Permissible ambient temperatures
Nominal capacity of appliance
Noise output level (Max central heating)
Total boiler weight
Lift weight
SEDBUK
Tab. 6 Technical data i Junior
6 720 644 741a (2010/10)
NATURAL GAS
Low NOx
24i 24i & 28i
UNIT junior junior
kW 7.00
kW 24
kW 24.49
Low NOx
only
m³/h 2.59
applies to
kg/h - Central
Heating
bar 10
bar 1.3
bar 0.2
°C 55
l/min. 11.5
l/min. 8.6
kW 24.62 13.4
kW 25.67 13.97
kW 25.45 13.85
kW 24 13
°C 82 82
bar 2.5 2.5
m 2.0 2.0
°C 78/63 66/57
°C 54/35 43/35
% 9.8 9.8
% 8.8 8.8
5 5
mg/kWh 66 38
l/h 2.0 1.02
4.8 4.8
a.c. V 230 230
Hz 50 50
W 140 140
band A A
IP X4D X4D
IP 20 20
°C 0 - 50 0 - 50
litre 3.9 3.9
dBA 42 42
kg 37.5 37.5
kg 27.1 27.1
% 90.1 90.1
APPLIANCE INFORMATION
LPG
28i 24i 28i
junior junior junior
7.00 9.64 9.64
28 24 28
28.57 24.49 28.57
3.02 - -
- 1.9 2.22
10 10 10
1.3 1.3 1.3
0.2 0.2 0.2
55 55 55
13.4 11.5 13.4
10 8.6 10
24.62 24.62 24.62
25.67 25.67 25.67
25.45 25.45 25.45
24 24 24
82 82 82
2.5 2.5 2.5
2.0 2.0 2.0
78/64 79/64 79/65
54/36 55/38 55/39
9.8 11.0 11.0
8.8 10.5 10.5
5 5 5
66 69 69
2.0 2.0 2.0
4.8 4.8 4.8
230 230 230
50 50 50
140 140 140
A A A
X4D X4D X4D
20 20 20
0 - 50 0 - 50 0 - 50
3.9 3.9 3.9
42 42 42
37.5 37.5 37.5
27.1 27.1 27.1
90.1 91.8 91.8
7