Heating boilers - Gas-fired central heating boilers. Assembly comprising a boiler body and a forced draught burner not-eligible ) and Whitworth form threads

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IEC 61340‑6‑1 covers technical requirements and which sectors are widely using electrostatic technology

BS 4894 describes the use and application of rivets with different head styles

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Heating boilers - Gas-fired central heating boilers. Assembly comprising a boiler body and a forced draught burner not-eligible ) and Whitworth form threads1 Scope This European Standard specifies the requirements and test methods for the construction, the safety and the rational energy usage of an assembly made up of a boiler body complying with EN 30311) and a forced draught gas burner complying with EN 676, using combustible gases, hereafter referred to as a boiler. This European Standard applies to standard boilers and low temperature boilers with a nominal heat output not exceeding 1 000 kW and with