1919
Technical data
Boiler
Greenstar
25Si Compact
Greenstar
30Si Compact
Height
690mm (max)* 690mm (max)*
Width
390mm 390mm
Depth
280mm (max) 280mm (max)
Weight – lift
32.9kg 32.9kg
2005 SEDBUK value – natural gas
90.5% / A rated 90.5% / A rated
2005 SEDBUK value – LPG
92.6% / A rated 92.6% / A rated
2009 SEDBUK value – natural gas
89.8% 89.8%
2009 SEDBUK value – LPG
90.9% 90.9%
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
2.2 ltr 2.2 ltr
Minimum domestic inlet pressure
for maximum DHW fl ow rate
1.6bar 1.6bar
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
2 ltr/min 2 ltr/min
DHW fl ow rate @ 35ºC∆T†
10.2 ltr/min 12.3ltr/min
DHW fl ow rate @ 40ºC∆T††
8.9 ltr/min 10.7 ltr/min
Output to central heating (natural gas)
7.03 - 24kW 7.03 - 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)
Condensing in DHW mode
99
Maximum vertical fl ue (100mm dia.) inc. terminal
6,000mm 6,000mm
Maximum vertical fl ue (125mm dia.) inc. terminal
15,000mm 15,000mm
Maximum horizontal fl ue (100mm dia.)
6,000mm 6,000mm
Maximum horizontal fl ue (125mm dia.)
15,000mm 15,000mm
NOx classifi cation – natural gas
35mg/kWh 35mg/kWh
NOx class
55
Ingress protection (IP)
X4D X4D
*Measured to the top or front of the curve height. †Values for industry comparisons. ††Designed operational fl ow rate.
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