Field Label evaluations are often required for custom-built or “one-off” electrical products. This is a customized field certification service. Products are...
2019年4月15日 — UL does authorize some field modifications of products, as noted in specific replacement markings appearing on a product. For example, a...
UL recertification or relisting typically applies to UL listed equipment that has been modified in the field and now requires re-approval to ensure it continues...
Field evaluation is sometimes called UL recertification. When a product is listed by UL (Underwriters Laboratories) from the factory and later becomes modified...
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