RAL UZ 61-2006 标准详情
- 标准号:RAL UZ 61-2006
- 中文标题:
- 英文标题:Basic Criteria For The Award Of The Environmental Label - Low-emission And Energy-saving Gas-fired Calorific-value Heating Devices
- 标准类别:德国质量和产品认证委员会标准RAL
- 发布日期:
Applies to gas-fired calorific-value appliances, a) according to DIN 4702, Part 6, with a nominal thermal output of up to and including 70 kW designed for the use of natural gas the exhaust gases of which are discharged via an over-roof exhaust-gas s
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