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GB/T 25857-2022 Low ambient temperature air source multi-connected heat pump (air conditioner) unit 低环境温度空气源多联式热泵(空调)机组 - 中英文版 |
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GB 21454-2021 Minimum allowable values of the energy efficiency and energy efficiency grades for multi-connected air-condition (heat pump) units 多联式空调(热泵)机组能效限定值及能效等级 - 中英文版 |
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GB/T 18837-2015 Multi-connected air-condition(heat-pump)unit 多联式空调(热泵)机组 - 中英文版 |
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GB/T 18837-2015 Multi-connected air-condition(heat pump) unit 多联式空调(热泵)机组 - 中英文版 |
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GB/T 25857-2010 Low ambient temperature air source multi-connected heat pump (air conditioning) units 低环境温度空气源多联式热泵(空调)机组 - 中英文版 |
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GB 21454-2008 The minimum allowable values of the IPLV and energy efficiency grades for multi-connected air-condition(heat pump) unit 多联式空调(热泵)机组能效限定值及能源效率等级 - 中英文版 |
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GB/T 18837-2002 Multi-connected air-condition(heat-pump) unit 多联式空调(热泵)机组 - 中英文版 |
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