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Installation
1
Installation
1.1
Technical specifications
Dimensions
Type of gas supply as established in
EN 437 (GB/IE)
Rated thermal load for heating
Rated thermal load for preparing hot water
Rated heating capacity for system temperature (modulating
from 30° to 100°)
Heating curve 75/60 °C
Heating curve 40/30 °C
Seasonal efficiency (SEDBUK)
Max. gas rate for heating
Max. gas rate preparing hot water
Central heating installation
Heating water temperature
∆T at residual head of 200 mbar
Max. operating pressure of boiler
Pump over run time
Expansion vessel
Capacity of expansion vessel
Admission pressure of expansion vessel
Pipe connections
Gas on installation frame (compression fitting)
CH flow/return (compression fitting)
MCW inlet / DHW outlet (compression fitting)
Condensate water outlet
Pressure relief valve (compression fitting)
Subject to modifications resulting from technical improvements!
Installation and maintenance instructions for Buderus 500 - 24/S • 03/2005
for natural gas
for propane
500 Series wall-mounted condensing gas
Unit
GB/IE II
(natural gas H and propane P)
kW
kW
kW
kW
%
%
3
m
/h
3
m
/h
°C
°C
bar
min
l
bar
Ø mm
Ø mm
Ø mm
Ø mm
Ø mm
15 (adapter supplied with boiler)
Boulter Buderus Ltd. • http://www.boulter-buderus.co.uk
system boiler
500 - 24/S
20 mbar, 37 mbar
2H3P
5.7 - 23.0
5.7 - 28.5
5.3 - 22.0
6.0 - 24.0
90.3
92.3
3.02
2.43
30 - 80
< 20
3.0
5
7.5
1.0
22
22
15
21.5
1
7
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