1 Scope
This document specifies the requirements and test methods for the construction, safety,
fitness for purpose, rational use of energy, sound power measurement and together
with requirements for the marking and advice on the end of life disposal of a micro
combined heat and power appliance; hereafter referred to as “ mCHP appliance”.
This European Standard applies to mCHP appliances of types B 22 , B 23 , B 32 , B 33, B 52, B 53 , C 1 , C 3 , C 42 , C 43 C 52 , C 53, C 62, C 63, C 82, C 83 and C 9 based on the classifications of CEN/TR 1749:
– that use one or more supplied gases of the three gas families at the pressures stated
in EN 437,
– where the temperature of the heat transfer fluid of the heating system (heating water circuit) does not exceed 105 ºC during normal operation,
– where the maximum operating pressure in the
– heating water circuit does not exceed 6 bar,
–
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