This European Standard specifies the requirements and test methods for the safety and efficiency of domestic gas-fired air heaters with (an) atmospheric burner(s) and without a fan to assist the transportation of combustion air and/or flue gases, hereafter referred to as """"appliances"""".This European Standard applies to Type B11, B11AS, B11BS, B41, B41AS, B41BS C11, C21, C31 and C41 appliances with an input not exceeding 70 kW (net cv-basis), intended primarily for use in single unit residential dwellings. Provision of the heated air may be by means of ducting.This European Standard does not apply to:a) appliances of the condensing type;b) appliances for
DS/EN 778-2010由丹麦标准化协会 DK-DS 发布于 2010-01-11,并于 2010-01-11 实施。
DS/EN 778-2010在国际标准分类中归属于: 97.100.20 气体加热器。
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