These requirements cover the following elevator appliances intended for installation and operation in accordance with the requirements of the Safety Code for Elevators and Escalators@ ASME A17.1:a) Hoistway-Door Interlocks@b) Hoistway-Door Combination Mechanical Lock and Electrical Contacts@ andc) Hoistway-Door and Car-Door or Gate Electrical Contacts.These requirements are intended to supplement and be used in conjunction with the Safety Code for Elevators and Escalators@ ASME A17.1.These requirements do not cover elevator appliances rated more than 600 volts.
104 BULLETIN-2011由UL - UL 发布于 2011-10-21,并于 2016-09-07 实施。
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