Servicing
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10 Placement and Installation
10.1 Standards and regulations
The heating system shall be filled with water meeting the requirements of SN 07 7401 and especially the water hardness shall not
exceed the required parameters.
Tab. . 5
Hardness mmol/l 1
Ca
mmol/l 0,3
Concentration of total Fe + Mn mg/l (0.3)*
*) recommended value
a) to the heating system
ČSN 06 0310 Heating systems in buildings – Designing and installation
ČSN 06 0830 Heating systems in buildings – protecting device
ČSN 07 7401 Water and steam for thermal energy equipments with working pressure up to 8 MPa.
EN 15502-2-1 Gas-fired central heating boilers. Specific standard for type C appliances and type B2, B3 and B5
appliances of a nominal heat input not exceeding 1 000 kW
EN 677 Gas – fired central heating boilers – Specific requirements for condensing boilers with a nominal heat input
not exceeding 70 kW
b) to the chimney
ČSN 73 4201 Chimneys and flue gas ducting– designing, implementation and connection of fuel consumers.
c) regarding the fire regulations
ČSN 06 1008 Fire safety of heat installations.
EN 13501-1 +A1 Fire classification of construction products and building elements – Part 1: Classification using test data
from reaction to fire tests
d) to the system of HWS heating
ČSN 06 0320 Heating systems in buildings – Hot water preparation – Designing and planning
ČSN 06 0830 Heating systems in buildings – Safety devices.
ČSN 75 5409 Water installations inside buildings.
e) regarding the electric network
CSN 33 0165 Electrical regulations. Identification of conductors by colours or numerals. Procedure provisions
ČSN 33 1500 Electrical regulations; revision of electrical equipments
ČSN 33 2000-1 ed. 2 Low-voltage electrical installations – Part 1: Fundamental principles, assessment of general characteristics,
definitions.
ČSN 33 2000-4-41 ed. 2 Low voltage electrical installations - Part 4-
41: Protection for safety - Protection against electric shock
ČSN 33 2000-5-51 ed. 3 Electrical installations of buildings – Part 5-51: Selection and erection of electrical equipment – Common
rules
ČSN 33 2000-7-703 ed.2 Electrical installations in buildings - Part 7-703: Single-purpose equipment and equipment in special
buildings - Rooms and cabins with sauna stoves.
ČSN 33 2130 ed. 2 Low-voltage electrical installations – Internal electric distribution lines
ČSN 33 2180 Electrical regulations: Connection of electric instruments and appliances
ČSN 34 0350 ed. 2 Safety requirements for flexibile cords and cables
EN 60079-10-1 Explosive atmospheres — Part 10-1: Classification of areas — Explosive gas atmospheres
EN 60079-14 ed.3 Explosive atmospheres - Part 14: Electrical installations design, selection and erection
EN 60252-1 ed. 2 Capacitors for AC motors – Part 1: In general – Design, testing, dimensioning – Safety requirements –
Instructions for installation and operation.
EN 60 335-1 ed.2 Electric appliances for household and similar purposes – Safety – Part 1: General requirements
EN 60 335-2-102 Electric appliances for household and similar purposes – Safety – Part 2-102: Special demands on
appliances containing the electric connections and burning the gas, oil and solid fuels
EN 60445 ed. 4 Basic and safety principles for man-machine interface, marking and identification – Identification of
equipment terminals, conductor terminations and conductors
f) to the gas distribution
EN 1775 Gas supply. Gas pipework for buildings. Maximum operating pressure less than or equal to 5 bar.
Functional recommendations
EN 12007-1 Gas supply systems - Pipelines for maximum operating pressure up to and including 16 bar - Part 1:
General functional recommendations
EN 12007-2 Gas supply systems - Pipelines for maximum operating pressure up to and including 16 bar - Part 2:
Specific functional recommendations for polyethylene (MOP up to and including 10 bar)
EN 12007-3 Pipelines for maximum operating pressure up to and including 16 bar - Part 3: Specific functional
recommendations for steel
EN 12007-4 Gas supply systems - Pipelines for maximum operating pressure up to and including 16 bar - Part 4:
Specific functional recommendations for renovation
ČSN 07 0703 Boiler room with gas fuel –operated equipments
ČSN 38 6405 Gas equipments. Operating principles
EN 15001-1 Gas supply systems Pipelines for operating pressure greater than 0,5 bar for industrial use and pipelines for
operating pressure greater than 5 bar for industrial and non-industrial use - Part 1: Detailed functional
requirements for design, materials, construction, inspection and testing
Act No. 458/2000 Coll. on Business Conditions and Public Administration in the Energy Sectors and on amending certain acts (the
Energy Act)
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