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1.1 This Standard applies to a) indoor and outdoor use Class 2 power supplies with input power of 660 W or less. These units are of both the direct plug-in and cord-connected types that utilize a step-down, isolating transformer and that may incorporate rectifiers and other components to provide an ac or dc output; b) Class 2 power supplies as in Item a) employed as battery chargers for…

1.1 This Standard applies to photovoltaic combiners rated up to 2000 V dc or 750 V ac, for use on photovoltaic (PV) systems installed in nonhazardous locations in accordance with the Canadian Electrical Code, Part I. 1.2 Combiners for use in photovoltaic systems that are ungrounded, positive grounded, and/or negative grounded are within the scope of this Standard. 1.3 This Standard does…

1.1 This Standard applies to all liquid-filled power transformers, except those types listed in Clause 1.3, and specifies minimum efficiency ratings. The minimum efficiencies specified are for transformers at their base kVA rating, as described in Tables 1 to 3. Minimum efficiencies are also specified for some special designs (Clause 4.3). 1.2 This Standard applies to power transformers…

1.1 This Standard covers anti-siphon fill valves intended to be installed in water closet tanks. Note: In this Standard, anti-siphon fill valves are also referred to as “devices”. 1.2 In this Standard, “shall” is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; “should” is used to express a recommendation or that which…

1.1 This Standard covers water temperature limiting devices intended to limit the hot or tempered water temperature supplied to fittings for fixtures such as sinks, bidets, lavatories, and bathtubs to reduce the risk of scalding. These devices are not designed to address thermal shock. Note: Unless otherwise specified in this Standard, water temperature limiting devices are referred to as “…

1.1 This Standard provides management requirements for facilities that collect, process, store, and use human blood components for transfusion. It addresses issues of safety, efficacy, and quality for recipients, safety of donors, management of blood components, and safety of facility personnel and others who are exposed to or potentially affected by blood components. 1.2 This Standard…

1.1 This Standard applies to eye and face protectors used in all occupational and educational operations or processes involving hazards to the eyes or face. Typical hazards include flying objects and particles, splashing liquids, molten metal, and ultraviolet, visible, and infrared radiation, but do not include X-rays, gamma rays, high-energy particulate radiation, radioactive materials, or…

1.1 General This Document provides guidance in the evaluation of new materials and technologies in the physical environment. It is intended to help reduce health-care acquired infections (HAIs) and addresses the following topics: a) potential risks to patients, staff, and the environment; b) physical impacts; and c) human factors. 1.2 Intended users This Document is intended to be used by…

1.1 This Standard applies to nonmetallic sheathed cables intended for use on systems having a nominal voltage of 300 V and less, in accordance with the rules of the Canadian Electrical Code, Part I. 1.2 In this Standard, “shall” is used to express a requirement, i.e., a provision that the user is obliged to satisfy in order to comply with the standard; “should” is used to express a…

ISO/IEC TS 20071-21:2015 provides recommendations for describing audiovisual content in an auditory modality for use in recorded video presentations, broadcast television, cinema, live or recorded drama, museum and art gallery exhibits, heritage tours, news, and comedies, regardless of the language and technology being used to transmit and present the recorded or live audiovisual content. NOTE 1…