During installation and commissioning of this boiler, observe all local
Building Regulations and regulations concerning combustion sys-
tems, as well as the following Standards, Regulations and Direc-
tives:
■
DIN 18160-1:
Chimneys (design and performance)
■
DIN 1988:
Codes of practice for drinking water installations (TRWI)
■
DIN 4753:
DHW systems for potable water and for process water
■
EN 12828:
Heating systems in buildings – Design of hot water
heating systems
■
EN 13384:
Chimneys – Thermal and fluid dynamic calculation
methods
■
TRD 702:
Equipment for steam boiler systems with class II hot
water boilers
■
Also observe EN 12953
in the case of:
– Low pressure hot water boilers with safety temperatures > 110 to
120 °C
■
EN 12953-1:
Shell boilers – General
■
EN 12953-6:
Shell boilers – Requirements for equipment for the
boiler
■
EN 12953-7:
Shell boilers – Requirements for firing systems for
liquid and gaseous fuels for the boiler
■
EN 12953-8:
Shell boilers – Requirements for safeguards against
excessive pressure
■
EN 12953-10:
Shell boilers – Requirements for feedwater and
boiler water quality
Use of oil combustion
■
DIN 4755:
Oil firing installations
■
DIN 4787-1:
Atomising oil burner (above 100 kg/h)
■
DIN 51603-1
: Liquid fuels; fuel oil EL, minimum requirements
■
EN 230:
Specification for monobloc oil burners – Safety, control
and regulation devices and safety times
■
EN 267:
Pressure-jet oil burner with fan
■
TRD 411:
Oil combustion for steam boilers (where applicable)
Use of gas combustion
■
EN 298:
Automatic gas burner control systems for gas burners
and gas burning appliances with or without fans
■
EN 676:
Gas burners with fans
■
DVGW Code of Practice G 260/I and II
: Technical rules for gas
quality
■
DVGW-TRGI 2008:
Technical rules for gas installations
■
TRD 412:
Gas combustion for steam boilers (where applicable)
■
TRF 1996:
Technical rules liquid gas
10.2 Pipe connections
All pipe connections to solid fuel boilers should be made free of load
and torque stress.
10.3 Electrical installation
Carry out the electrical connection and installation in accordance
with VDE regulations (DIN VDE 0100 and DIN VDE 0116) and the
technical connection requirements laid down by your electricity sup-
ply company.
■
DIN VDE 0100:
Installation of HV systems with rated voltages up
to 1000 V
■
DIN VDE 0116:
Electrical equipment for combustion systems
10.4 Operating instructions
According to EN 12828 section 5 and EN 12170/12171, the system
installer must provide operating instructions for the whole system.
10.5 Checks as part of the Building Regulations approval procedure
As part of the building inspectorate approval process, condensing
combustion equipment is tested by the flue gas inspector (where
applicable) for adherence to Building Regulations and any general
recognised technical rules to be observed.
The State Building Regulations, their implementation orders and the
combustion equipment ordinances, as well as the general building
inspectorate approvals and permits of the higher supervisory author-
ity, in individual cases, are part of the Building Regulations require-
ments.
Appendix
(cont.)
98
Viesmann
VITOFLEX 300-UF
10
5682428
