Unverified85% confidenceDecision RuleTime unknown
预留散热空间是安全底线：冷冻柜两侧需各留5-10cm、顶部留10cm以上，紧贴墙面或嵌入密闭柜体会导致散热不良、压缩机寿命骤降
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85%
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Unverified选定型号后必须核对'散热预留空间'：两侧各留5-10cm、顶部留30cm以上、背部留10cm，否则散热不良导致耗电高、压缩机寿命短。嵌入式安装需选专门的零嵌机型83% similarUnverified散热通透性与安全阻隔矛盾：全封闭防护屏会阻挡热量流通降低取暖效率，栅栏式（镂空≥50%）通透但需保证间距<6.5cm，兼顾散热与防钻79% similarUnverified封闭机柜内或叠放摆放的功放不建议选甲类或大功率AB类，散热受限易过热保护甚至损坏，应选D类或预留每侧至少10cm散热空间79% similarUnverified封闭式收纳盒会显著阻碍散热，插排持续负载超过额定功率60%（如1000W以上）时不建议全封闭，应选带侧面散热格栅或顶部镂空的款式77% similarUnverified大容量稳压器（≥3000VA）多为壁挂或落地式且发热量大，选购需预留散热空间并避免封闭安装，不宜塞入密闭柜内，否则易过热触发保护77% similar
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