UL 471-2006
UL 商用冰箱和冰柜安全标准（第九版；2010年3月18日（含）的修订重印）

UL Standard for Safety Commercial Refrigerators and Freezers (Ninth Edition; Reprint with Revisions Through and Including March 18@ 2010)

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标准号

UL 471-2006

发布

2006年

发布单位

美国保险商实验所

替代标准

UL 471 BULLETIN-2007

当前最新

UL 471 BULLETIN-2019

 

 

适用范围

These requirements cover commercial refrigerators and freezers intended for connection to alternating-current circuits rated not greater than 600 volts. These requirements apply to unitary and remote commercial refrigerators and freezers. For the purposes of this standard@ commercial refrigerators and freezers include equipment@ such as display cases@ reach-in cabinets@ meat cases@ frozen food and merchandising cabinets@ beverage coolers@ beverage cooler-dispensers@ food service carts@ ice cream cabinets@ soda fountain units@ door panel assemblies and processing water coolers. Self-contained commercial refrigerators and freezers covered by these requirements employ hermetic refrigerant motor-compressors and air- and water-cooled condensers. These requirements do not apply to refrigeration systems such as those used in cold-storage rooms@ walk-in coolers@ and similar places@ that are fabricated in the field. Requirements for the installation of commercial refrigerators and freezers are included in the National Electrical Code@ ANSI/NFPA 70@ and the Safety Standard for Refrigeration Systems@ ASHRAE 15.

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