2323
Technical data
Boiler Greenstar 24i Junior Greenstar 28i Junior
Height
710mm (max)* 710mm (max)*
Width
400mm 400mm
Depth
330mm (max)* 330mm (max)*
Weight – lift
26.2kg 26.2kg
2005 SEDBUK value – natural gas
90.1% / A rated 90.1% / A rated
2005 SEDBUK value – LPG
91.8% / A rated 91.8% / A rated
2009 SEDBUK value – natural gas
89.1% 89.1%
2009 SEDBUK value – LPG
90.1% 90.1%
Heating fl ow / return connections (compression)
22mm 22mm
Hot / cold water connections (compression)
15mm 15mm
Pressure relief valve (compression)
15mm 15mm
Condensate connection (plastic pipe)
22mm 22mm
Gas connection (compression)
22mm 22mm
Primary water content
3.9 ltr 3.9 ltr
Minimum domestic inlet pressure
for maximum DHW fl ow rate
1.3bar 1.3bar
Minimum domestic inlet pressure
to operate the appliance
0.2bar 0.2bar
Maximum domestic inlet pressure
10bar 10bar
Minimum fl ow rate to operate the appliance
1.9 ltr/min 1.9 ltr/min
DHW fl ow rate @ 35ºC∆T†
9.8 ltr/min 11.4 ltr/min
DHW fl ow rate @ 40ºC∆T††
8.6 ltr/min 10 ltr/min
Output to central heating (natural gas)
7.2 - 24kW** 7.2 - 24kW**
Wall mounting jig
99
Filling link
9 (optional) 9 (optional)
Plug-in timers
9 (optional) 9 (optional)
Optimising room temperature controller
9 (optional) 9 (optional)
Intelligent controls
9 (optional) 9 (optional)
Maximum vertical fl ue (100mm dia.) inc. terminal
6,400mm 6,400mm
Maximum vertical fl ue (125mm dia.) inc. terminal
15,000mm 15,000mm
Maximum horizontal fl ue (100mm dia.)
4,600mm 4,600mm
Maximum horizontal fl ue (125mm dia.)
13,000mm 13,000mm
NOx classifi cation – natural gas
66mg/kWh 66mg/kWh
NOx classifi cation with low NOx code plug – natural gas
38mg/kWh 38mg/kWh
NOx class
55
Ingress protection (IP)
X4D X4D
*Measured to the top or front of the curve height. **13kW with low NOx code plug fi tted.
†Values for industry comparisons. ††Designed operational fl ow rate.
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