2010年11月24日 · An electronic document associated with a UL Standard for Safety or Outline of Investigation, and issued by UL to propose: A revision of a single or multiple requirement(s). A …

2010年11月24日 · Effective Date of New/Revised Requirements. Impact, Overview, Fees and Action Required. Impact Statement: A review of all Listing Reports is necessary to determine …

2024年8月15日 · For the purposes of this standard, commercial refrigerators and freezers include equipment, such as display cases, reach-in cabinets, meat cases, frozen food and …

2025年3月24日 · UL 471-2019的标准全文信息,1.1 这些要求涵盖用于连接额定电压不超过 600 伏交流电路的商用冰箱和冷冻机。 1.1.1 这些要求还涵盖用于安装在机动燃料分配设施和维修车 …

UL 471. 1.1 These requirements cover commercial refrigerators and freezers intended for connection to alternating-current circuits rated not greater than 600 volts.

ul 471商用冰箱和冷冻柜请注意:此版本的所有临时修订版将在您购买时提供。 商用冰箱和冷冻机UL 4711范围1。 1这些要求包括用于连接额定电压不超过600伏的交流电路的商用冰箱和冷冻柜。

4 天之前 · 商用制冷机和冷藏柜, UL Standard for Safety Commercial Refrigerators and Freezers (Tenth Edition; Reprint with Revisions Through and Including December 8@ 2016), 提供UL 471

2010年11月24日 · ul 471标准规定了商用冷藏柜和冷冻柜的电气安全要求。 这些要求包括电气接线、电气元件、电气绝缘等方面。 商用冷藏柜和冷冻柜必须符合这些要求，以确保电气安全。

2019年6月25日 · Overview of Changes: Requirements covering lab refrigerators with an outlet in the refrigerated compartment. Specific details of new/revised requirements are found in table …

ul 471 1 Scope 1.1 These requirements cover commercial refrigerators and freezers intended for connection to alternating-current circuits rated not greater than 600 volts.