Atmos C15E - 16 Wiring Diagram for DC75 SE - Electromechanical Regulation with an UCJ 4 C52 Type Extraction Ventilator; 17 Obligatory ČSN en Standards Dealing with Boiler Designing and Boiler Assembly

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16. Wiring diagram for DC75SE - electromechanical regula-
tion with an UCJ 4C52 type extraction ventilator
A and B connecters are used for feeding the heating system electronic regulation and
this can be part of panels for some boiler types.
17. Obligatory ČSN EN standards dealing with boiler design-
ing and boiler assembly
ČSN EN 303-5 - Solid fuel boilers for central heating
ČSN 06 0310/98 - Central heating, designing and assembly
ČSN 06 0830/96 - Safety devices for central heating and hot potable water heating
ČSN EN 73 4201/02 - Designing chimneys and flue-gas ducting
ČSN EN 1443/03 - Chimney structures – general requirements
ČSN 06 1008/97 - Fire safety of local appliances and heat sources
ČSN 73 0823/84 - Construction materials flammability class
ČSN EN 1264-1 - Floor heating – Systems and components – Definitions and symbols
ČSN EN 1264-2 - Floor heating – Systems and components – Heat output calculation
ČSN EN 1264-3 - Floor heating – Systems and components – Designing
ČSN EN 442-2 - Heaters – Testing and test analysis
CAUTION – the boiler must be installed in compliance with a design prepared in ad-
vance. Installation may only be carried out by persons trained by the manufacturer.