1.11 System Examples - Boulter Buderus 500 Series Installation And Maintenance Instructions Manual

Installation

1.11 System examples

NOTE
Example systems are to be regarded as
schematic representations only.
Buderus 500-24/C or 500-28/C with ModuLink 250 RF (or other Boulter Buderus controls)
Condensing gas boiler
500 – 24C / 28C
CB
PL
JB
RV
CHF CHR
DHW
MCW
fig. 33
Buderus 500-24/C or 500-28/C with external 230V controls
Condensing gas boiler
500 – 24C / 28C
CB
PL
JB
CHF CHR
DHW
MCW
fig. 34
Subject to modifications resulting from technical improvements!
Installation and maintenance instructions for Buderus 500 - 24/C and 500 - 28/C • 02/2005
RT/programmer
ModuLink 250 RF
LSV
radiator
LSV
reference room / main living area
RT
T
LSV
radiator
LSV
reference room / main living area
Key to abbreviations:
CB = Connection Block
CHF = Central Heating Flow
CHR = Central Heating Return
DHW= Domestic Hot Water
JB = Junction Box/RTH Relay
LSV = Lockshield Valve
MCW=Mains Cold Water
PL = Permanent Live
RT = ModuLink 250 RF
TRV
RV = ModuLink 250 RF
radiator
TRV = Thermostatic Radiator
LSV
other rooms
Key to abbreviations:
CB = Connection Block
CHF= Central Heating Flow
CHR = Central Heating Return
DHW= Domestic Hot Water
JB = Junction Box/RTH Relay
LSV = Lockshield Valve
MCW=Mains Cold Water
PL = Permanent Live
TRV
RT = Room Thermostat
T = Timer
radiator
TRV = Thermostatic Radiator
LSV
other rooms
Boulter Buderus Ltd. • http://www.boulter-buderus.co.uk
1
Receiver
Valve
Valve
27